def _validate_response(self, req):
try:
body = req.stream.read()
data = json.loads(body.decode('utf-8'))
challenge = base64.b64decode(data['challenge'])
response = base64.b64decode(data['response'])
client_pub = RSA.importKey(data['pub'])
decrypted_challenge = self.key.decrypt(challenge).decode()
challenge_addr, challenge_time, junk = decrypted_challenge.split(
'@', maxsplit=2)
delta = int(challenge_time) - time()
except Exception as e:
return {'status': falcon.HTTP_400, 'error': 'Invalid request'}
h = SHA224.new(challenge)
verifier = PKCS1_v1_5.new(client_pub)
if not verifier.verify(h, response):
return {'status': falcon.HTTP_400, 'error': 'Invalid signature'}
if challenge_addr != req.remote_addr:
return {'status': falcon.HTTP_400, 'error': 'Invalid response'}
if delta > 30:
return {'status': falcon.HTTP_400, 'error': 'Expired response'}
sha224 = SHA224.new(client_pub.exportKey(format='DER')).hexdigest()
return {
'status': falcon.HTTP_200,
'sha224': sha224,
'error': None,
}
def crypto_hash_sha224(data):
"""
调用 Crypto 库的 sha224 函数进行哈希操作
:param data: 待哈希的数值, 比如 b"test_hash"
:return: "acbcc08b23f746664cb9ce1ff6f234a76311d94a0c64108abc4c290f"
"""
return SHA224.new(data).hexdigest()
def decrypt(sk, ct_path="ciphertext.enc", savePT="plaintext.dec"):
# Load Y and ciphertext
with open(ct_path, 'rb') as input:
y = dill.load(input)
ciphertext = dill.load(input)
# Compute x = RSA^(-1)(y) as y^d mod N
x = pow(y, sk.d, sk.n)
# Compute symmetric key with Hash function (SHA224)
k = SHA224.new(repr(x).encode('utf-8')).hexdigest().encode('utf-8') #symmetric key for compute the ciphertext
print("K: "+str(k))
# Count block_size
bs = Blowfish.block_size
# Retreive IV vector
iv = ciphertext[:bs]
# Remove IV
ciphertext = ciphertext[bs:]
print("CT-LEN:"+str(len(ciphertext)))
# Initialize Blowfish cipher
cipher = Blowfish.new(k, Blowfish.MODE_CBC, iv)
# Decrypt
plaintext = cipher.decrypt(ciphertext)
# Remove padding
last_byte = plaintext[-1]
plaintext = plaintext[:- (last_byte if type(last_byte) is int else ord(last_byte))]
# Write to file the plaintext decrypted
io.open(savePT,"wb").write(plaintext)
return plaintext
def encrypt(key, path="message.txt", saveCT="ciphertext.enc"):
b = random.randrange(2, (key.p)-1)
u = modexp(key.g, b, key.p)
v = modexp(key.h, b, key.p)
uv = str(u)+str(v)
k = SHA224.new(uv.encode('utf-8')).hexdigest().encode('utf-8') #symmetric key for compute the ciphertext with AES
print("K: "+str(k))
# Open file plaintext to cipher
plaintext = open(path,"rb").read()
#plaintext = encode(plaintext, key.iNumBits)
bs = Blowfish.block_size
iv = Random.new().read(bs)
cipher = Blowfish.new(k, Blowfish.MODE_CBC, iv)
plen = bs - divmod(len(plaintext),bs)[1]
padding = [plen]*plen
padding = struct.pack('b'*plen,*padding)
ciphertext = iv + cipher.encrypt(plaintext+padding)
# Save ciphertext to file:
print("CT-LEN:"+str(len(ciphertext)))
with open(saveCT, 'wb') as output:
dill.dump(u, output)
dill.dump(ciphertext, output)
return plaintext, ciphertext
def encrypt(pk, path="message.txt",saveCT="ciphertext.enc"):
# Generate random x in Zn
x = random.randrange(2, (pk.n)-1) #random x in Zn
# Calculate y = RSA(x) as x^e mod N
y = pow(x, pk.e, pk.n) #y to send with ciphertext
# Compute symmetric key with Hash function (SHA224)
k = SHA224.new(repr(x).encode('utf-8')).hexdigest().encode('utf-8') #symmetric key for compute the ciphertext
print("K: "+str(k))
# Open file plaintext to cipher
plaintext = open(path,"rb").read()
# Count block_size
bs = Blowfish.block_size
# Generate a random init vector
iv = Random.new().read(bs)
# Initialize Blowfish cipher
cipher = Blowfish.new(k, Blowfish.MODE_CBC, iv)
# Calculate Plaintext for padding
plen = bs - divmod(len(plaintext),bs)[1]
# Add padding
padding = [plen]*plen
padding = struct.pack('b'*plen,*padding)
# Encrypt adding IV
ciphertext = iv + cipher.encrypt(plaintext+padding)
# Save ciphertext to file:
print("CT-LEN:"+str(len(ciphertext)))
with open(saveCT, 'wb') as output:
dill.dump(y, output)
dill.dump(ciphertext, output)
return plaintext, ciphertext
def __init__(self, signatureFile, hashAlgorithm, keyLength, privateKeyE):
self.signatureFile = open(signatureFile, "w")
self.hashAlgorithmName = hashAlgorithm
self.keyLength = keyLength
self.privateKey = privateKeyE #tuple of (n, e, d)
if hashAlgorithm == 'SHA-2-224':
self.hashAlgorithm = SHA224.new()
elif hashAlgorithm == 'SHA-2-256':
self.hashAlgorithm = SHA256.new()
elif hashAlgorithm == 'SHA-2-384':
self.hashAlgorithm = SHA384.new()
elif hashAlgorithm == 'SHA-2-512':
self.hashAlgorithm = SHA512.new()
elif hashAlgorithm == 'SHA-3-224':
self.hashAlgorithm = SHA3_224.new()
elif hashAlgorithm == 'SHA-3-256':
self.hashAlgorithm = SHA3_256.new()
elif hashAlgorithm == 'SHA-2-384':
self.hashAlgorithm = SHA3_384.new()
elif hashAlgorithm == 'SHA-2-256':
self.hashAlgorithm = SHA3_512.new()
else:
raise Exception("Invalid hash function: " + hashAlgorithm)
def process_keys(self, bit, key='', iv=''):
if key != '':
key = key.encode('ascii')
if bit == 256:
#256/8 = 32 byte or character key
key = SHA256.new(key).digest(
) # use SHA-256 over our key to get a proper-sized AES key from any size of string bytes, output length 32
elif bit == 192:
#128/8 = 16 byte or character key
key = SHA224.new(
key).digest()[:-4] # 28 character to 24 character
elif bit == 128:
#128/8 = 16 byte or character key
key = MD5.new(key).digest()
if iv != '':
if type(iv) == str: iv = iv.encode('ascii')
self.has_iv = False
else:
self.has_iv = True
#print("Needs to mix iv with encrypted text at starting.")
if key != '' and iv != '':
return key, iv
elif key != '':
return key
elif iv != '':
return iv
else:
raise ValueError("No parameter given to process.")
def get_sha224(data: str) -> dict:
"""
Returns the SHA224 hash value (hex).
"""
sha224_call = SHA224.new()
sha224_call.update(data.encode('utf-8'))
return {"SHA224_hex": sha224_call.hexdigest()}
def decrypt(key, ct_path="ciphertext.enc", savePT="plaintext.dec"):
with open(ct_path, 'rb') as input:
u = dill.load(input)
ciphertext = dill.load(input)
v = modexp(u, key.x, key.p)
uv = str(u)+str(v)
k = SHA224.new(uv.encode('utf-8')).hexdigest().encode('utf-8') #symmetric key for compute the ciphertext with AES
print("K: "+str(k))
bs = Blowfish.block_size
iv = ciphertext[:bs]
# Remove IV
ciphertext = ciphertext[bs:]
print("CT-LEN:"+str(len(ciphertext)))
cipher = Blowfish.new(k, Blowfish.MODE_CBC, iv)
plaintext = cipher.decrypt(ciphertext)
# Remove padding
last_byte = plaintext[-1]
plaintext = plaintext[:- (last_byte if type(last_byte) is int else ord(last_byte))]
# Write to file the plaintext decrypted
#plaintext = plaintext.decode(plaintext, key.iNumBits)
io.open(savePT,"wb").write(plaintext)
return plaintext
def testSignature(signatureFile, originalFile, pubFile):
pubKeyL, n, e = readPublicKey(pubFile)
public_key = RSA.construct((n, e))
verifier = PKCS1_v1_5.new(public_key)
fileName, hashed, key, signature = readSignature(signatureFile)
(hashing, hashingKeyL) = hashed
(enc, encKeyL) = key
assert fileName == originalFile
assert enc == 'RSA'
assert encKeyL == pubKeyL
hashAlgorithm = hashing + "-" + str(hashingKeyL)
if hashAlgorithm == 'SHA-2-224':
hashAlgorithm = SHA224.new()
elif hashAlgorithm == 'SHA-2-256':
hashAlgorithm = SHA256.new()
elif hashAlgorithm == 'SHA-2-384':
hashAlgorithm = SHA384.new()
elif hashAlgorithm == 'SHA-2-512':
hashAlgorithm = SHA512.new()
elif hashAlgorithm == 'SHA-3-224':
hashAlgorithm = SHA3_224.new()
elif hashAlgorithm == 'SHA-3-256':
hashAlgorithm = SHA3_256.new()
elif hashAlgorithm == 'SHA-2-384':
hashAlgorithm = SHA3_384.new()
elif hashAlgorithm == 'SHA-2-256':
hashAlgorithm = SHA3_512.new()
else:
raise Exception("Invalid hash function: " + hashAlgorithm)
data = open(originalFile, "rb").read()
hashAlgorithm.update(data)
assert verifier.verify(hashAlgorithm, signature)
print("SIGNATURE TEST SUCCESSFUL!!")
def testSeal_verification(signatureFile, envelopeFile, pubFile):
pubKeyL, n, e = readPublicKey(pubFile)
public_key = RSA.construct((n, e))
verifier = PKCS1_v1_5.new(public_key)
fileName, hashed, key, signature = readSignature(signatureFile)
(hashing, hashingKeyL) = hashed
(enc, encKeyL) = key
assert enc == 'RSA'
assert encKeyL == pubKeyL
hashAlgorithm = hashing + "-" + str(hashingKeyL)
if hashAlgorithm == 'SHA-2-224':
hashAlgorithm = SHA224.new()
elif hashAlgorithm == 'SHA-2-256':
hashAlgorithm = SHA256.new()
elif hashAlgorithm == 'SHA-2-384':
hashAlgorithm = SHA384.new()
elif hashAlgorithm == 'SHA-2-512':
hashAlgorithm = SHA512.new()
elif hashAlgorithm == 'SHA-3-224':
hashAlgorithm = SHA3_224.new()
elif hashAlgorithm == 'SHA-3-256':
hashAlgorithm = SHA3_256.new()
elif hashAlgorithm == 'SHA-2-384':
hashAlgorithm = SHA3_384.new()
elif hashAlgorithm == 'SHA-2-256':
hashAlgorithm = SHA3_512.new()
else:
raise Exception("Invalid hash function: " + hashAlgorithm)
fileName, simConf, rsaConf, data, cryptKey, mode, iv = readEnvelope(
envelopeFile)
hashAlgorithm.update(data + cryptKey)
assert verifier.verify(hashAlgorithm, signature)
print("SEAL SIGNATURE TEST SUCCESSFUL!!")
def getkey(header):
h = SHA224.new()
h.update(header)
digestsha224 = h.digest()
key = [None] * 16
for i in range(14):
key[i] = digestsha224[i * 2]
key[14] = digestsha224[len(digestsha224) - 3]
key[15] = digestsha224[len(digestsha224) - 1]
return ''.join(key)
def create_digest(alg):
if alg == 'sha256':
h = SHA256.new()
elif alg == 'sha224':
h = SHA224.new()
elif alg == 'sha384':
h = SHA384.new()
elif alg == 'sha512':
h = SHA512.new()
else:
raise ValueError("unexpected hash algorithm")
return h
def get_key(password, salt=None, salt1=None, salt2=None, is256=True):
#return bytes.fromhex(SHA256.new(password.encode("utf8")).hexdigest())
if (is256):
h = SHA256.new()
else:
h = SHA224.new()
h.update(password.encode("utf8"))
if (salt):
h.update(salt.encode("utf8"))
if (salt1):
h.update(salt1.encode("utf8"))
if (salt2):
h.update(salt2.encode("utf8"))
return h.hexdigest()
def on_get(self, req, resp):
"""Handles GET requests"""
token = '{}@{}@{}'.format(
req.remote_addr,
int(time()),
SHA224.new(Random.new().read(64)).hexdigest(),
)
challenge = self.pub.encrypt(token.encode(), '0')[0]
challenge = base64.b64encode(challenge).decode()
resp.body = json.dumps({
'challenge': challenge,
})
def generate_hash(string, type):
if type not in ['SHA1', 'SHA224', 'SHA256', 'SHA384', 'SHA512']:
print("unknown type of hash")
return
if type == 'SHA1':
obj = SHA1.new()
if type == 'SHA224':
obj = SHA224.new()
if type == 'SHA256':
obj = SHA256.new()
if type == 'SHA384':
obj = SHA384.new()
if type == 'SHA512':
obj = SHA512.new()
obj.update(string.encode())
return obj.hexdigest()
def md_sha_hash(flag, text):
hash_text = None
if flag == 'MD2':
h = MD2.new()
h.update(text)
hash_text = h.hexdigest()
elif flag == 'MD4':
h = MD4.new()
h.update(text)
hash_text = h.hexdigest()
elif flag == 'MD5':
h = MD5.new()
h.update(text)
hash_text = h.hexdigest()
elif flag == 'SHA1':
h = SHA1.new()
h.update(text)
hash_text = h.hexdigest()
elif flag == 'SHA224':
h = SHA224.new()
h.update(text)
hash_text = h.hexdigest()
elif flag == 'SHA256':
h = SHA256.new()
h.update(text)
hash_text = h.hexdigest()
elif flag == 'SHA384':
h = SHA384.new()
h.update(text)
hash_text = h.hexdigest()
elif flag == 'SHA512':
h = SHA512.new()
h.update(text)
hash_text = h.hexdigest()
elif flag == 'RIPEMD':
h = RIPEMD.new()
h.update(text)
hash_text = h.hexdigest()
elif flag == 'RIPEMD160':
h = RIPEMD160.new()
h.update(text)
hash_text = h.hexdigest()
else:
return {'error': False, 'msg': u'未知hash算法！'}
return {'error': True, 'msg': hash_text}
def hashing(func, str):
if func == 0:
result = MD5.new(str)
return result.hexdigest()
if func == 1:
result = SHA1.new(str)
return result.hexdigest()
if func == 2:
return SHA256.new(str).hexdigest()
if func == 3:
result = SHA224.new(str)
return result.hexdigest()
if func == 4:
result = SHA384.new(str)
return result.hexdigest()
if func == 5:
result = SHA512.new(str)
return result.hexdigest()
def function(self):
if (self.hash == 'keccak'):
self.digest = keccak.new(digest_bits=512)
self.digest.update(self.text)
elif (self.hash == 'SHA224'):
self.digest = SHA224.new()
self.digest.update(self.text)
elif (self.hash == 'SHA256'):
self.digest = SHA256.new()
self.digest.update(self.text)
elif (self.hash == 'SHA384'):
self.digest = SHA384.new()
self.digest.update(self.text)
elif (self.hash == 'SHA512'):
self.digest = SHA512.new()
self.digest.update(self.text)
return self.digest.hexdigest()
def CreateMessageDigest(message, digest_method):
if digest_method == "SHA-1":
digest = SHA.new()
elif digest_method == "SHA-2-224":
digest = SHA224.new()
elif digest_method == "SHA-2-256":
digest = SHA256.new()
elif digest_method == "SHA-2-384":
digest = SHA384.new()
elif digest_method == "SHA-2-512":
digest = SHA512.new()
message = str(message)
print "Message to digest: " + message
digest.update(message)
print "Digested message: " + digest.hexdigest()
print ""
return digest.hexdigest()
def verify_sign(public_key_loc, signature, data):
'''
Verifies with a public key from whom the data came that it was indeed
signed by their private key
param: public_key_loc Path to public key
param: signature String signature to be verified
return: Boolean. True if the signature is valid; False otherwise.
'''
from Crypto.PublicKey import RSA
from Crypto.Signature import PKCS1_v1_5
from Crypto.Hash import SHA224
from base64 import b64decode
pub_key = open(public_key_loc, "r").read()
rsakey = RSA.importKey(pub_key)
signer = PKCS1_v1_5.new(rsakey)
digest = SHA224.new()
# Assumes the data is base64 encoded to begin with
digest.update(data)
if signer.verify(digest, b64decode(signature)):
return True
return False
def get_hash_instance(type_):
"""Given a hash type code, returns a new hash instance for that
type.
"""
if type_ == 1:
return MD5.new()
elif type_ == 2:
return SHA.new()
elif type_ == 3:
return RIPEMD.new()
elif type_ == 8:
return SHA256.new()
elif type_ == 9:
return SHA384.new()
elif type_ == 10:
return SHA512.new()
elif type_ == 11:
return SHA224.new()
else:
raise UnsupportedDigestAlgorithm(type_)
def get_hash_instance(type_):
"""Given a hash type code, returns a new hash instance for that
type.
"""
if type_ == 1:
return MD5.new()
elif type_ == 2:
return SHA.new()
elif type_ == 3:
return RIPEMD.new()
elif type_ == 8:
return SHA256.new()
elif type_ == 9:
return SHA384.new()
elif type_ == 10:
return SHA512.new()
elif type_ == 11:
return SHA224.new()
else:
raise UnsupportedDigestAlgorithm(type_)
def getHashValue(toHash: str, hashSize: int) -> str:
if hashSize == 256:
newHash = SHA256.new()
newHash.update(toHash.encode('utf-8'))
return newHash.hexdigest()
elif hashSize == 224:
newHash = SHA224.new()
newHash.update(toHash.encode('utf-8'))
return newHash.hexdigest()
elif hashSize == 384:
newHash = SHA384.new()
newHash.update(toHash.encode('utf-8'))
return newHash.hexdigest()
elif hashSize == 512:
newHash = SHA512.new()
newHash.update(toHash.encode('utf-8'))
return newHash.hexdigest()
elif hashSize == 160:
newHash = sha1(toHash.encode('utf-8'))
return newHash.hexdigest()
else:
raise TypeError("Invalid Hash Size")
def identify_hash(self, hash2use):
""" Identify type of cryptographic hashing to use for processing.
:param hash2use: Value indicating type of hashing desired based upon user's input
:return: No explicit value returned. Variables set for further processing.
"""
if hash2use == 1:
self.h = RIPEMD.new()
self.hstr = 'ripemd160'
elif hash2use == 2:
self.h = SHA224.new()
self.hstr = 'sha224'
elif hash2use == 3:
self.h = SHA256.new()
self.hstr = 'sha256'
elif hash2use == 4:
self.h = SHA384.new()
self.hstr = 'sha384'
elif hash2use == 5:
self.h = SHA512.new()
self.hstr = 'sha512'
def return_alg(k):
"""
@type k: str, unicode
@return:
@raise:
"""
if k == 'HMAC':
return HMAC.new("kjhfsd")
elif k == 'MD4':
return MD4.new()
elif k == 'MD5':
return MD5.new()
elif k == 'RIPEMD':
return RIPEMD.new()
elif k == 'SHA':
return SHA.new()
elif k == 'SHA224':
return SHA224.new()
elif k == 'SHA256':
return SHA256.new()
elif k == 'SHA384':
return SHA384.new()
elif k == 'SHA512':
return SHA512.new()
from Crypto.Hash import SHA512
from Crypto.Hash import SHA384
from Crypto.Hash import SHA256
from Crypto.Hash import SHA224
from Crypto.Hash import RIPEMD
from Crypto.Hash import MD5
from Crypto.Hash import MD4
from Crypto.Hash import MD2
import whirlpool
import hashlib
a = raw_input("Digite uma string: ")
b = SHA512.new(a).hexdigest()
c = SHA384.new(a).hexdigest()
d = SHA256.new(a).hexdigest()
e = SHA224.new(a).hexdigest()
f = RIPEMD.new(a).hexdigest()
g = MD5.new(a).hexdigest()
h = MD4.new(a).hexdigest()
i = MD2.new(a).hexdigest()
j = whirlpool.new(a).hexdigest()
l = hashlib.sha1(a).hexdigest()
print "SHA512 = ", b
print "SHA384 = ", c
print "SHA256 = ", d
print "SHA224 = ", e
print "RIPEMD160 = ", f
print "MD5 = ", g
print "MD4 = ", h
print "MD2 = ", i
print "Whirlpool = ", j
#!/usr/bin/python3
from Crypto.Hash import SHA512, MD5, SHA224
msg0 = "Harry Porter"
msg1 = "Alice in Wonderland"
#hash directly on messages
h512 = SHA512.new(
msg0.encode()) #.new() initiaze a hash object; input should be byte string
h224 = SHA224.new(msg0.encode())
h5 = MD5.new(msg0.encode())
#hash serveral messages sequentially.
mh5 = MD5.new()
mh5.update(msg0.encode()) # msg0 is hashed.
mh5.update(msg1.encode()) # now msg0+msg1 is hashed.
print("SHA512({})={}".format(msg0, h512.hexdigest()))
print("SHA224({})={}".format(msg0, h224.hexdigest()))
print("MD5({})={}".format(msg0, h5.hexdigest()))
print("MD5({})={}".format(msg0 + msg1, mh5.hexdigest()))
def digest(algorithm=_DEFAULT_HASH_ALGORITHM,
hash_library=_DEFAULT_HASH_LIBRARY):
"""
<Purpose>
Provide the caller with the ability to create
digest objects without having to worry about hash
library availability or which library to use.
The caller also has the option of specifying which
hash algorithm and/or library to use.
# Creation of a digest object using defaults
# or by specifying hash algorithm and library.
digest_object = tuf.hash.digest()
digest_object = tuf.hash.digest('sha384')
digest_object = tuf.hash.digest('pycrypto')
# The expected interface for digest objects.
digest_object.digest_size
digest_object.hexdigest()
digest_object.update('data')
digest_object.digest()
# Added hash routines by this module.
digest_object = tuf.hash.digest_fileobject(file_object)
digest_object = tuf.hash.digest_filename(filename)
<Arguments>
algorithm:
The hash algorithm (e.g., md5, sha1, sha256).
hash_library:
The library providing the hash algorithms
(e.g., pycrypto, hashlib).
<Exceptions>
tuf.UnsupportedAlgorithmError
tuf.UnsupportedLibraryError
<Side Effects>
None.
<Returns>
Digest object (e.g., hashlib.new(algorithm) or
algorithm.new() # pycrypto).
"""
# Was a hashlib digest object requested and is it supported?
# If so, return the digest object.
if hash_library == 'hashlib' and hash_library in _supported_libraries:
try:
return hashlib.new(algorithm)
except ValueError:
raise tuf.UnsupportedAlgorithmError(algorithm)
# Was a pycrypto digest object requested and is it supported?
elif hash_library == 'pycrypto' and hash_library in _supported_libraries:
# Pycrypto does not offer a comparable hashlib.new(hashname).
# Let's first check the 'algorithm' argument before returning
# the correct pycrypto digest object using pycrypto's object construction.
if algorithm == 'md5':
return MD5.new()
elif algorithm == 'sha1':
return SHA.new()
elif algorithm == 'sha224':
return SHA224.new()
elif algorithm == 'sha256':
return SHA256.new()
elif algorithm == 'sha384':
return SHA384.new()
elif algorithm == 'sha512':
return SHA512.new()
else:
raise tuf.UnsupportedAlgorithmError(algorithm)
# The requested hash library is not supported.
else:
raise tuf.UnsupportedLibraryError('Unsupported library requested. '
'Supported hash libraries: '+str(_SUPPORTED_LIB_LIST))
from Crypto.Hash import HMAC
from Crypto.Hash import MD2
from Crypto.Hash import MD4
from Crypto.Hash import MD5
from Crypto.Hash import RIPEMD
from Crypto.Hash import SHA224
from Crypto.Hash import SHA256
from Crypto.Hash import SHA384
from Crypto.Hash import SHA512
print("HMAC encryption", HMAC.new('abc').hexdigest())
print("MD2 encryption", MD2.new('abc').hexdigest())
print("MD4 encryption", MD4.new('abc').hexdigest())
print("MD5 encryption", MD5.new('abc').hexdigest())
print("RIPEMD encryption", RIPEMD.new('abc').hexdigest())
print("SHA224 encryption", SHA224.new('abc').hexdigest())
print("SHA256 encryption", SHA256.new('abc').hexdigest())
print("SHA384 encryption", SHA384.new('abc').hexdigest())
print("SHA512 encryption", SHA512.new('abc').hexdigest())
#################3
from Crypto.Cipher import DES
des = DES.new('01234567', DES.MODE_ECB)
text = 'abcdefgh'
cipher_text = des.encrypt(text)
text = des.decrypt(cipher_text)
print(cipher_text, text)
#############################3
def compute_hash(self, key, byte_stream): """"compute file hash""" h = SHA224.new() h.update(key) h.update(byte_stream) return h.hexdigest()
def _sha224_new(*args):
from Crypto.Hash import SHA224
_new_funcs['SHA224'] = _new_funcs['sha224'] = SHA224.new
return SHA224.new(*args)
def challenge(offer):
h = SHA224.new()
h.update(str(offer).encode())
return int(h.hexdigest(),16)
def get_sha224(self):
hash_obj = SHA224.new(data=self.value)
return {
"digest": hash_obj.digest(),
"hexdigets": hash_obj.hexdigest()
}
##https://github.com/dlitz/pycrypto/blob/master/lib/Crypto/Hash/SHA224.py from Crypto.Hash import SHA224 h = SHA224.new() h.update(b'Hello') print h.hexdigest()
def main():
cliParser = ArgumentParser(description="RSA encryption Tool")
subparsers = cliParser.add_subparsers(help='sub-command help',
dest='command')
# Add subparser
parserEncrypt = subparsers.add_parser('encrypt', help='RSA encrypt')
parserDecrypt = subparsers.add_parser('decrypt', help='RSA Decrypt')
parserSign = subparsers.add_parser('sign', help='RSA Sign')
parserVerify = subparsers.add_parser('verify', help='RSA Verify')
# add arg to Encrypt
parserEncrypt.add_argument('-pub',
'--public',
help='Public Key',
required=True)
parserEncrypt.add_argument('-i',
'--input',
help="Input Clear text",
required=True)
# add arg to Decrypt
parserDecrypt.add_argument('-pri',
'--private',
help='Private Key',
required=True)
parserDecrypt.add_argument('-i',
'--input',
help="Input Cipher text",
required=True)
# add arg to Sign
parserSign.add_argument('-pri',
'--private',
help='Private Key',
required=True)
parserSign.add_argument('-b',
'--base64',
help="Base64 Decode",
action='store_true')
parserSign.add_argument('-u',
'--url',
help="URL Decode",
action='store_true')
parserSign.add_argument(
'-hh',
'--hash',
help="hash function {md5, sha-1, sha-224, sha-256, sha-384, sha-512}",
required=True)
parserSign.add_argument('-i',
'--input',
help="Input Clear text",
required=True)
# add arg to Verify
parserVerify.add_argument('-pub',
'--public',
help='Public Key',
required=True)
parserVerify.add_argument('-b',
'--base64',
help="Base64 Decode",
action='store_true')
parserVerify.add_argument('-u',
'--url',
help="URL Decode",
action='store_true')
parserVerify.add_argument('-i',
'--input',
help="Input Signature text",
required=True)
cliParser.add_argument('-v',
'--version',
action='version',
version='RSA Tool {} - M4rK0v'.format(VERSION),
help='Version of this tool')
args = cliParser.parse_args()
# Load input
try:
inputFile = open(args.input, 'rb')
except (FileExistsError, FileNotFoundError) as e:
print(e)
return -1
input = inputFile.read()
input = input.strip()
# check to do encrypt
if args.command == 'encrypt':
try:
key = loadKey(args.public)
except (FileNotFoundError, FileExistsError) as e:
print("[!] Key file not found.")
return 0
except (ValueError, TypeError, IndexError) as e:
print("[!] Key has improper format.")
return 0
pubKey = PKCS1_v1_5.new(key)
cipher = key.encrypt(input, 32)[0]
print("[+] Cipher Text:")
print(base64.b64encode(cipher))
# check to
elif args.command == 'decrypt':
try:
key = loadKey(args.private)
except (FileNotFoundError, FileExistsError) as e:
print("[!] Key file not found.")
return 0
except (ValueError, TypeError, IndexError) as e:
print("[!] Key has improper format.")
return 0
cipher = base64.b64decode(input)
clearText = key.decrypt(cipher)
print("[+] Clear Text:")
print(clearText)
elif args.command == 'sign':
try:
key = loadKey(args.private)
except (FileNotFoundError, FileExistsError) as e:
print("[!] Key file not found.")
return 0
except (ValueError, TypeError, IndexError) as e:
print("[!] Key has improper format.")
return 0
keySign = PKCS1_v1_5.new(key)
if args.hash:
if args.hash.lower() == 'md5':
digest = MD5.new()
elif args.hash.lower() == 'sha-1':
digest = SHA.new()
elif args.hash.lower() == 'sha-224':
digest = SHA224.new()
elif args.hash.lower() == 'sha-256':
digest = SHA256.new()
elif args.hash.lower() == 'sha-384':
digest = SHA384.new()
elif args.hash.lower() == 'SHA-512':
digest = SHA512.new()
else:
print("[!] Hash algorithm not found.")
return 0
digest.update(input)
sign = keySign.sign(digest)
print("[+] Hex Formart:")
print(codecs.getencoder('hex')(sign))
# check if encode base64
if args.base64:
signBase64 = base64.b64encode(sign)
print("[+] Base64 format:")
print(signBase64)
# check if encode url
if args.url:
signURL = UrlEncode(signBase64)
print("[+] URL encoded:")
print(signURL)
else:
return -1
elif args.command == 'verify':
try:
key = loadKey(args.public)
except (FileNotFoundError, FileExistsError) as e:
print("[!] Key file not found.")
return 0
except (ValueError, TypeError, IndexError) as e:
print("[!] Key has improper format.")
return 0
# Check to decode URL
if args.url:
input = UrlDecode(input.decode())
# Check to decode Base64
if args.base64:
input = base64.b64decode(input)
# Convert Input Bytes to Long
sigLong = number.bytes_to_long(input)
clearSigLong = pow(sigLong, key.e, key.n)
# Convert clear Sign Long to Bytes
clearSigByte = number.long_to_bytes(clearSigLong)
print(codecs.getencoder('hex')(clearSigByte))
hashArg, clearSig = removePadding(clearSigByte)
if hashArg == -1 or clearSig == -1:
print("[!] Error! in remove padding.")
else:
print("[+] Hash algorithm: {}".format(hashArg))
print("[+] Clear Signature: ")
print(codecs.getencoder('hex')(clearSig))
def sha224(self,data):
h=SHA224.new()
h.update(data)
return h.hexdigest()
def Hash2(key):
key = key + str(HASH2_RAND)
h = SHA224.new()
h.update(key)
v = number.bytes_to_long(h.digest())
return v
def digest(algorithm=_DEFAULT_HASH_ALGORITHM,
hash_library=_DEFAULT_HASH_LIBRARY):
"""
<Purpose>
Provide the caller with the ability to create
digest objects without having to worry about hash
library availability or which library to use.
The caller also has the option of specifying which
hash algorithm and/or library to use.
# Creation of a digest object using defaults
# or by specifying hash algorithm and library.
digest_object = tuf.hash.digest()
digest_object = tuf.hash.digest('sha384')
digest_object = tuf.hash.digest('pycrypto')
# The expected interface for digest objects.
digest_object.digest_size
digest_object.hexdigest()
digest_object.update('data')
digest_object.digest()
# Added hash routines by this module.
digest_object = tuf.hash.digest_fileobject(file_object)
digest_object = tuf.hash.digest_filename(filename)
<Arguments>
algorithm:
The hash algorithm (e.g., md5, sha1, sha256).
hash_library:
The library providing the hash algorithms
(e.g., pycrypto, hashlib).
<Exceptions>
tuf.UnsupportedAlgorithmError
tuf.UnsupportedLibraryError
<Side Effects>
None.
<Returns>
Digest object (e.g., hashlib.new(algorithm) or
algorithm.new() # pycrypto).
"""
# Was a hashlib digest object requested and is it supported?
# If so, return the digest object.
if hash_library == 'hashlib' and hash_library in _supported_libraries:
try:
return hashlib.new(algorithm)
except ValueError:
raise tuf.UnsupportedAlgorithmError(algorithm)
# Was a pycrypto digest object requested and is it supported?
elif hash_library == 'pycrypto' and hash_library in _supported_libraries:
# Pycrypto does not offer a comparable hashlib.new(hashname).
# Let's first check the 'algorithm' argument before returning
# the correct pycrypto digest object using pycrypto's object construction.
if algorithm == 'md5':
return MD5.new()
elif algorithm == 'sha1':
return SHA.new()
elif algorithm == 'sha224':
return SHA224.new()
elif algorithm == 'sha256':
return SHA256.new()
elif algorithm == 'sha384':
return SHA384.new()
elif algorithm == 'sha512':
return SHA512.new()
else:
raise tuf.UnsupportedAlgorithmError(algorithm)
# The requested hash library is not supported.
else:
raise tuf.UnsupportedLibraryError('Unsupported library requested. '
'Supported hash libraries: '+str(_SUPPORTED_LIB_LIST))
def Verify(self, issuer = None):
if issuer == None:
issuer = self
sigAlgo = self.SignatureAlgorithm()
CertDer = encoder.encode(self.Asn1Obj.getComponentByName('tbsCertificate'))
if sigAlgo == 'sha1WithRSAEncryption' or sigAlgo == 'ecdsa-with-SHA1':
from Crypto.Hash import SHA
SigHash = SHA.new(CertDer)
elif sigAlgo == 'sha256WithRSAEncryption' or sigAlgo == 'ecdsa-with-SHA256':
from Crypto.Hash import SHA256
SigHash = SHA256.new(CertDer)
elif sigAlgo == 'sha384WithRSAEncryption' or sigAlgo == 'ecdsa-with-SHA384':
from Crypto.Hash import SHA384
SigHash = SHA384.new(CertDer)
elif sigAlgo == 'sha512WithRSAEncryption' or sigAlgo == 'ecdsa-with-SHA512':
from Crypto.Hash import SHA512
SigHash = SHA512.new(CertDer)
elif sigAlgo == 'sha224WithRSAEncryption' or sigAlgo == 'ecdsa-with-SHA224':
from Crypto.Hash import SHA224
SigHash = SHA224.new(CertDer)
elif sigAlgo == 'md2WithRSAEncryption':
from Crypto.Hash import MD2
SigHash = MD2.new(CertDer)
elif sigAlgo == 'md4WithRSAEncryption':
from Crypto.Hash import MD4
SigHash = MD4.new(CertDer)
elif sigAlgo == 'md5WithRSAEncryption':
from Crypto.Hash import MD5
SigHash = MD5.new(CertDer)
else:
raise NotImplementedError('Signature algorithm not supported ({0})'.format(sigAlgo))
if issuer.PublicKeyAlgorithm() == 'rsaEncryption':
from Crypto.PublicKey import RSA
from Crypto.Signature import PKCS1_v1_5
PubKeyDer = issuer.PublicKey().Raw()
key = RSA.importKey(PubKeyDer)
verifier = PKCS1_v1_5.new(key)
try:
if verifier.verify(SigHash, self.Signature()):
return True
else:
return False
except ValueError:
return False
elif issuer.PublicKeyAlgorithm() == 'id-ecPublicKey':
from ecdsa import VerifyingKey, NIST192p, NIST224p, NIST256p, NIST384p, NIST521p, SECP256k1
from ecdsa.util import sigdecode_der
curves = [NIST192p, NIST224p, NIST256p, NIST384p, NIST521p, SECP256k1]
TheCurve = None
for crv in curves:
if crv.name == issuer.PublicKey().CurveMap():
TheCurve = crv
break
if TheCurve == None:
raise NotImplementedError('Public Key Curve not supported ({0})'.format(issuer.PublicKey().CurveMap()))
VerKey = VerifyingKey.from_string(issuer.PublicKey().Raw(), curve=TheCurve)
try:
if VerKey.verify_digest(self.Signature(), SigHash.digest(), sigdecode=sigdecode_der):
return True
else:
return False
except:
return False
else:
raise NotImplementedError('Public key algorithm not supported ({0})'.format(issuer.PublicKeyAlgorithm()))
def _sha224_new(*args):
from Crypto.Hash import SHA224
_new_funcs['SHA224'] = _new_funcs['sha224'] = SHA224.new
return SHA224.new(*args)
def cmd_asydns(url, generate, revoke, verbose):
"""Requests a DNS domain name based on public and private
RSA keys using the AsyDNS protocol https://github.com/portantier/asydns
Example:
\b
$ habu.asydns -v
Generating RSA key ...
Loading RSA key ...
{
"ip": "181.31.41.231",
"name": "07286e90fd6e7e6be61d6a7919967c7cf3bbfb23a36edbc72b6d7c53.a.asydns.org"
}
\b
$ dig +short 07286e90fd6e7e6be61d6a7919967c7cf3bbfb23a36edbc72b6d7c53.a.asydns.org
181.31.41.231
"""
if verbose:
logging.basicConfig(level=logging.INFO, format='%(message)s')
homedir = Path(pwd.getpwuid(os.getuid()).pw_dir)
dotdir = homedir / '.asydns'
dotdir.mkdir(exist_ok=True)
pub_file = dotdir / 'rsa.pub'
key_file = dotdir / 'rsa.key'
if generate or not key_file.is_file():
logging.info('Generating RSA key ...')
random_generator = Random.new().read
key = RSA.generate(2048, random_generator)
pub = key.publickey()
with key_file.open('w') as k:
k.write(key.exportKey('PEM').decode())
with pub_file.open('w') as p:
p.write(pub.exportKey('PEM').decode())
logging.info('Loading RSA key ...')
with key_file.open() as k:
key = RSA.importKey(k.read())
with pub_file.open() as p:
pub = RSA.importKey(p.read())
r = requests.get(url + '/api')
if r.status_code != 200:
logging.error('Error')
logging.error(r.content.decode())
return False
j = r.json()
challenge = base64.b64decode(j['challenge'])
signer = PKCS1_v1_5.new(key)
response = signer.sign(SHA224.new(challenge))
response = base64.b64encode(response).decode()
if revoke:
r = requests.delete(url + '/api', json={'pub': pub.exportKey('PEM').decode(), 'challenge' : j['challenge'], 'response': response})
else:
r = requests.post(url + '/api', json={'pub': pub.exportKey('PEM').decode(), 'challenge' : j['challenge'], 'response': response})
if r.status_code != 200:
logging.error('Error')
logging.error(r.content.decode())
return False
print(json.dumps(r.json(), indent=4))
return True
def hash_doc(doc):
return SHA224.new(doc)
def writeHash(password, salt):
hashes = {}
hashes[password] = "Plain-text"
hashes[urllib.quote(password, safe='')] = "URL Encoded"
hashes[password.encode("hex")] = "Hex"
hashes[base64.b16encode(password)] = "Base16"
hashes[base64.b32encode(password)] = "Base32"
hashes[base64.b64encode(password)] = "Base64"
hashes[base64.b64encode(salt + ":" + password)] = "Basic Auth"
hashes[base64.b64encode(MD5.new(password).digest())] = "md5"
hashes[base64.b64encode(MD5.new(password + salt).digest())] = "md5+salt"
hashes[base64.b64encode(MD5.new(salt + password).digest())] = "salt+md5"
hashes[base64.b64encode(HMAC.new(
password, salt, SHA).digest())] = "hmac-sha1; key=password"
hashes[base64.b64encode(HMAC.new(salt, password,
SHA).digest())] = "hmac-sha1; key=salt"
hashes[base64.b64encode(HMAC.new(
password, salt, SHA256).digest())] = "hmac-sha256; key=password"
hashes[base64.b64encode(HMAC.new(
salt, password, SHA256).digest())] = "hmac-sha256; key=salt"
hashes[base64.b64encode(HMAC.new(
password, salt, SHA512).digest())] = "hmac-sha512; key=password"
hashes[base64.b64encode(HMAC.new(
salt, password, SHA512).digest())] = "hmac-sha512; key=salt"
hashes[base64.b64encode(SHA.new(password).digest())] = "sha1"
hashes[base64.b64encode(SHA224.new(password).digest())] = "sha224"
hashes[base64.b64encode(SHA256.new(password).digest())] = "sha256"
hashes[base64.b64encode(SHA512.new(password).digest())] = "sha512"
hashes[base64.b64encode(SHA.new(password + salt).digest())] = "sha1+salt"
hashes[base64.b64encode(SHA224.new(password +
salt).digest())] = "sha224+salt"
hashes[base64.b64encode(SHA256.new(password +
salt).digest())] = "sha256+salt"
hashes[base64.b64encode(SHA512.new(password +
salt).digest())] = "sha512+salt"
hashes[base64.b64encode(SHA.new(salt + password).digest())] = "salt+sha1"
hashes[base64.b64encode(SHA224.new(salt +
password).digest())] = "salt+sha224"
hashes[base64.b64encode(SHA256.new(salt +
password).digest())] = "salt+sha256"
hashes[base64.b64encode(SHA512.new(salt +
password).digest())] = "salt+sha512"
hashes[base64.b64encode(MD4.new(password).digest())] = "md4"
hashes[MD5.new(password).hexdigest()] = "md5"
hashes[MD5.new(password + salt).hexdigest()] = "md5+salt"
hashes[MD5.new(salt + password).hexdigest()] = "salt+md5"
hashes[HMAC.new(password, salt,
SHA).hexdigest()] = "hmac-sha1; key=password"
hashes[HMAC.new(salt, password, SHA).hexdigest()] = "hmac-sha1; key=salt"
hashes[HMAC.new(password, salt,
SHA256).hexdigest()] = "hmac-sha256; key=password"
hashes[HMAC.new(salt, password,
SHA256).hexdigest()] = "hmac-sha256; key=salt"
hashes[HMAC.new(password, salt,
SHA512).hexdigest()] = "hmac-sha512; key=password"
hashes[HMAC.new(salt, password,
SHA512).hexdigest()] = "hmac-sha512; key=salt"
hashes[SHA.new(password).hexdigest()] = "sha1"
hashes[SHA224.new(password).hexdigest()] = "sha224"
hashes[SHA256.new(password).hexdigest()] = "sha256"
hashes[SHA512.new(password).hexdigest()] = "sha512"
hashes[SHA.new(password + salt).hexdigest()] = "sha1+salt"
hashes[SHA224.new(password + salt).hexdigest()] = "sha224+salt"
hashes[SHA256.new(password + salt).hexdigest()] = "sha256+salt"
hashes[SHA512.new(password + salt).hexdigest()] = "sha512+salt"
hashes[SHA.new(salt + password).hexdigest()] = "salt+sha1"
hashes[SHA224.new(salt + password).hexdigest()] = "salt+sha224"
hashes[SHA256.new(salt + password).hexdigest()] = "salt+sha256"
hashes[SHA512.new(salt + password).hexdigest()] = "salt+sha512"
hashes[MD4.new(password).hexdigest()] = "md4"
hashes[passlib.hash.mysql323.hash(password)] = "mysql323"
hashes[passlib.hash.mysql41.hash(password)] = "mysql41"
hashes[passlib.hash.mssql2005.hash(password).split("x")[1]] = "mssql2005"
hashes[passlib.hash.mssql2000.hash(password).split("x")[1]] = "mssql2000"
hashes[passlib.hash.md5_crypt.hash(password)] = "md5crypt (unix)"
hashes[passlib.hash.nthash.hash(password)] = "nt"
return hashes
def main():
server = False
for arg in sys.argv:
if arg == "-s":
server = True
print ""
print " =============================================="
print " Multitun " + MT_VERSION
print " By Joshua Davis (multitun -*- covert.codes)"
print " http://covert.codes"
print " Copyright(C) 2014"
print " Released under the GNU General Public License"
print " =============================================="
print ""
config = INIConfig(open(configfile))
log_file = config.all.log_file
serv_addr = config.all.serv_addr
serv_port = config.all.serv_port
ws_loc = config.all.ws_loc
tun_nm = config.all.tun_nm
tun_mtu = config.all.tun_mtu
password = config.all.password
log.startLogging(sys.stdout)
log.startLogging(open(log_file, 'w+'))
if len(password) == 0:
log.msg("Edit the configuration file to include a password", logLevel=logging.WARN)
sys.exit(EXIT_ERR)
if len(password) > PW_LEN:
password = password[:PW_LEN]
password = password.ljust(PW_LEN, '0')
key = SHA224.new(data=password).digest()[:KEYLEN]
if server == True:
tun_dev = config.server.tun_dev
tun_addr = config.server.tun_addr
tun_client_addr = config.client.tun_addr
webdir = config.server.webdir
log.msg("Starting multitun as a server", logLevel=logging.INFO)
logstr = ("Server listening on port %s") % (serv_port)
log.msg(logstr, logLevel=logging.INFO)
server = Server(serv_addr, serv_port, ws_loc, tun_dev, tun_addr, tun_client_addr, tun_nm, tun_mtu, webdir, key)
else: # server != True
serv_addr = config.all.serv_addr
serv_port = config.all.serv_port
tun_dev = config.client.tun_dev
tun_addr = config.client.tun_addr
tun_serv_addr = config.server.tun_addr
log.msg("Starting multitun as a client", logLevel=logging.INFO)
logstr = ("Forwarding to %s:%s") % (serv_addr, int(serv_port))
log.msg(logstr, logLevel=logging.INFO)
client = Client(serv_addr, serv_port, ws_loc, tun_dev, tun_addr, tun_serv_addr, tun_nm, tun_mtu, key)
def cmd_asydns(url, generate, revoke, verbose):
if verbose:
logging.basicConfig(level=logging.INFO, format='%(message)s')
homedir = Path(pwd.getpwuid(os.getuid()).pw_dir)
dotdir = homedir / '.asydns'
dotdir.mkdir(exist_ok=True)
pub_file = dotdir / 'rsa.pub'
key_file = dotdir / 'rsa.key'
if generate or not key_file.is_file():
logging.info('Generating RSA key ...')
random_generator = Random.new().read
key = RSA.generate(2048, random_generator)
pub = key.publickey()
with key_file.open('w') as k:
k.write(key.exportKey('PEM').decode())
with pub_file.open('w') as p:
p.write(pub.exportKey('PEM').decode())
logging.info('Loading RSA key ...')
with key_file.open() as k:
key = RSA.importKey(k.read())
with pub_file.open() as p:
pub = RSA.importKey(p.read())
r = requests.get(url + '/api')
if r.status_code != 200:
logging.error('Error')
logging.error(r.content.decode())
return False
j = r.json()
challenge = base64.b64decode(j['challenge'])
signer = PKCS1_v1_5.new(key)
response = signer.sign(SHA224.new(challenge))
response = base64.b64encode(response).decode()
if revoke:
r = requests.delete(url + '/api',
json={
'pub': pub.exportKey('PEM').decode(),
'challenge': j['challenge'],
'response': response
})
else:
r = requests.post(url + '/api',
json={
'pub': pub.exportKey('PEM').decode(),
'challenge': j['challenge'],
'response': response
})
if r.status_code != 200:
logging.error('Error')
logging.error(r.content.decode())
return False
print(json.dumps(r.json(), indent=4))
return True