def alien_view(username):
# Calculate shift
shift = shift_map(username)
# Calculate JAR url
jar_name = file_for_u(username)
jar_url = "/suchsecret/{jar}".format(jar=jar_name)
jar_url_enc = cipher(jar_url, shift)
# Pass it through jinja
html_doc_rendered = render_template_string(html_doc,
jar_url_enc=jar_url_enc,
jar_url=jar_url)
# Init parser
soup = BeautifulSoup(html_doc_rendered, 'lxml')
# Iterate through every element and replace the inner text with cipher
for element in soup.findAll():
for index, sub_element in enumerate(element.contents):
if type(sub_element) == NavigableString:
element.contents[index].replace_with(
cipher(element.contents[index].strip(), shift))
# Render it in browser
return soup.prettify(formatter=None)
def encrypt(inputFile, outputFile, keySize, keyFile, keyLength, num_rounds):
keySchedule = keyExpansion(keyFile, keyLength, num_rounds)
# numBytes = numBits // 8
# read file as binary
in_file = open(inputFile, 'rb')
out_file = open(outputFile, 'wb')
# try catch surrounding, lots of testing
file_bytes = in_file.read()
padding_length = 16 - len(file_bytes) % 16
file_bytes += bytes([padding_length] * padding_length)
# sanity check
assert (len(file_bytes) % 16 == 0)
for i in range(len(file_bytes) // 16):
state = []
chunk = file_bytes[i * 16:(i + 1) * 16]
for row in range(4):
state.append([])
for column in range(4):
state[row].append(chunk[row * 4 + column])
output = cipher(state, keySchedule, num_rounds)
output_bytes = bytearray()
for t in range(4):
output_bytes.extend(bytes(output[t]))
bytes_written = out_file.write(output_bytes)
# sanity check
assert (bytes_written == 16)
out_file.close()
def main():
print("\n#===== Transposição =====#")
key = input("Digite a chave: ")
# Numero de estagios do algoritmo
n_stages = 3
# Ler o texto claro
plain_text_path = input("Digite o local do texto claro: ")
plain_text = readFile(plain_text_path)
# Cifrar o texto claro
cipher_text = cipher(plain_text, key, n_stages)
# Salvar o texto cifrado
cipher_text_path = plain_text_path.split('/')[:-1]
cipher_text_path = '/'.join(cipher_text_path) + "/texto-cifrado.txt"
writeFile(cipher_text_path, cipher_text)
print(f"=> Texto cifrado salvo em {cipher_text_path}")
# Decifrar o texto cifrado
deciphered_text = decipher(cipher_text, key, n_stages)
# Salvar o texto decifrado
deciphered_text_path = plain_text_path.split('/')[:-1]
deciphered_text_path = '/'.join(deciphered_text_path) + \
"/texto-decifrado.txt"
writeFile(deciphered_text_path, deciphered_text)
print(f"=> Texto decifrado salvo em {deciphered_text_path}")
def find_numbers():
numbers_encrypted = db.reference('/numbers').get()
cipher_suite = cipher()
number_decrypter = lambda n: cipher_suite.decrypt(bytes(n, 'utf-8')
).decode('utf-8')
numbers = list(map(number_decrypter, numbers_encrypted))
return numbers
def test_cipher(self):
map_from = 'abcd'
map_to = 'dcba'
code = 'dab'
expected = ({'a':'d', 'b': 'c', 'd': 'a', 'c': 'b'}, 'adc')
actual = cr.cipher(map_from, map_to, code)
self.assertTupleEqual(expected, actual)
def main():
print("=== Values are read from file/input.txt file ===")
with open("files/input.txt", "r") as instr:
c = 0
for l in instr.readlines():
print("Line(" + str(c) + ") " + l)
c = c + 1
while True:
inp = input("Read line: ")
if (inp != "exit"):
try:
option = int(inp)
cipher(option) # Control what line to run from input.txt
except Exception:
print("Input a valid integer")
else:
print("===== End of code =====")
break
def gonderBtnFonk(self,touch):
try:
mesaj = unicode(self.mesajKutu.text)
mesaj = "0MSG" + cipher.cipher(self.acikKEY,mesaj)
self.sock.sendall(mesaj)
self.mesajAl.text += "<Siz> " + unicode(self.mesajKutu.text) + "\n"
self.mesajKutu.text = ""
except Exception as e:
popups.Error().open()
print e
def process_command(self, cmd_tp, cmd_str):
if cmd_tp in [CommandType.REQA, CommandType.WUPA, CommandType.HALT]:
self._reset_tag()
elif cmd_tp == CommandType.ATQAUL:
self._tag_type = TagType.ULTRALIGHT
elif cmd_tp == CommandType.ATQA1K:
self._tag_type = TagType.CLASSIC1K
elif cmd_tp == CommandType.ATQA4K:
self._tag_type = TagType.CLASSIC4K
elif cmd_tp == CommandType.ATQADS:
self._tag_type = TagType.DESFIRE
elif cmd_tp == CommandType.ANTI1U:
uid = cmd_str.extra()[0:3]
self._uid.extend(uid)
elif cmd_tp == CommandType.ANTI1G:
uid = cmd_str.extra()[0:4]
self._uid.extend(uid)
elif cmd_tp == CommandType.SEL1R:
start = 1 if self._tag_type == TagType.ULTRALIGHT else 0
uid = cmd_str.extra()[start:4]
if uid != self._uid:
print "MISMATCH BETWEEN READER-TAG UID", uid, self._uid
self._uid = uid
elif cmd_tp == CommandType.ANTI2T:
uid = cmd_str.extra()[0:4]
self._uid.extend(uid)
elif cmd_tp == CommandType.SEL2R:
uid = cmd_str.extra()[0:4]
if uid != self._uid[-4:]:
print "MISMATCH BETWEEN READER_TAG UID#2", uid, self._uid
self._uid.extend(uid)
elif cmd_tp == CommandType.AUTHA:
self._cur_key = self._keya
elif cmd_tp == CommandType.AUTHB:
self._cur_key = self._keyb
elif cmd_tp == CommandType.RANDTA:
if not self._encryption:
self._encryption = cipher(self._cur_key)
uid_bits = Convert.to_bit_ar(self._uid)
nonce_bits = Convert.to_bit_ar(cmd_str.extra())
self._encryption.set_tag_bits(uid_bits, nonce_bits, 0)
elif cmd_tp == CommandType.RANDRB:
ar = cmd_str.extra()[4:]
if ar != self._encryption.get_ar():
print "ERROR WITH AR"
else:
print "AR OK"
elif cmd_tp == CommandType.RANDTB:
at = cmd_str.extra()
if at != self._encryption.get_at():
print "ERROR WITH AT"
else:
print "AT OK"
elif cmd_tp == CommandType.READR:
self._read = cmd_str.extra()
def process_command(self, cmd_tp, cmd_str):
if cmd_tp in [CommandType.REQA, CommandType.WUPA, CommandType.HALT]:
self._reset_tag()
elif cmd_tp == CommandType.ATQAUL:
self._tag_type = TagType.ULTRALIGHT
elif cmd_tp == CommandType.ATQA1K:
self._tag_type = TagType.CLASSIC1K
elif cmd_tp == CommandType.ATQA4K:
self._tag_type = TagType.CLASSIC4K
elif cmd_tp == CommandType.ATQADS:
self._tag_type = TagType.DESFIRE
elif cmd_tp == CommandType.ANTI1U:
uid = cmd_str.extra()[0:3]
self._uid.extend(uid)
elif cmd_tp == CommandType.ANTI1G:
uid = cmd_str.extra()[0:4]
self._uid.extend(uid)
elif cmd_tp == CommandType.SEL1R:
start = 1 if self._tag_type == TagType.ULTRALIGHT else 0
uid = cmd_str.extra()[start:4]
if uid != self._uid:
print ("MISMATCH BETWEEN READER-TAG UID"), uid, self._uid
self._uid = uid
elif cmd_tp == CommandType.ANTI2T:
uid = cmd_str.extra()[0:4]
self._uid.extend(uid)
elif cmd_tp == CommandType.SEL2R:
uid = cmd_str.extra()[0:4]
if uid != self._uid[-4:]:
print ("MISMATCH BETWEEN READER_TAG UID#2"), uid, self._uid
self._uid.extend(uid)
elif cmd_tp == CommandType.AUTHA:
self._cur_key = self._keya
elif cmd_tp == CommandType.AUTHB:
self._cur_key = self._keyb
elif cmd_tp == CommandType.RANDTA:
if not self._encryption:
self._encryption = cipher(self._cur_key)
uid_bits = Convert.to_bit_ar(self._uid)
nonce_bits = Convert.to_bit_ar(cmd_str.extra())
self._encryption.set_tag_bits(uid_bits, nonce_bits, 0)
elif cmd_tp == CommandType.RANDRB:
ar = cmd_str.extra()[4:]
if ar != self._encryption.get_ar():
print ("ERROR WITH AR")
else:
print ("AR OK")
elif cmd_tp == CommandType.RANDTB:
at = cmd_str.extra()
if at != self._encryption.get_at():
print ("ERROR WITH AT")
else:
print ("AT OK")
elif cmd_tp == CommandType.READR:
self._read = cmd_str.extra()
def _set_at(self, auth_key, prosp):
self._reset()
self._auth_key = auth_key
self._auth_prosp = prosp
extra_param = self._random.get_next()
c = cipher(self._keya if self._auth_key == AuthKey.A else self._keyb)
uid_bits = Convert.to_bit_ar(self._uid[0:4])
nonce_bits = Convert.to_bit_ar(extra_param)
c.set_tag_bits(uid_bits, nonce_bits, 0)
self._at = c.get_at()
return extra_param
def _set_at(self, auth_key, prosp):
self._reset()
self._auth_key = auth_key
self._auth_prosp = prosp
extra_param = self._random.get_next()
c = cipher(self._keya if self._auth_key == AuthKey.A else self._keyb)
uid_bits = Convert.to_bit_ar(self._uid[0:4])
nonce_bits = Convert.to_bit_ar(extra_param)
c.set_tag_bits(uid_bits, nonce_bits, 0)
self._at = c.get_at()
return extra_param
def setUp(self):
self.c = cipher.cipher()
self.c.X = [0,1,2,3]
self.c.K = self.c.X
self.c.Y = self.c.X
self.c.PX = [1./2, 1./4, 1./8, 1./8]
self.c.PK = [1./8, 1./8, 1./4, 1./2]
self.c.ENC = [[0, 1, 2, 3], \
[1, 2, 3, 0], \
[3, 0, 2, 1], \
[2, 3, 0, 1] \
]
def encrypt_decrypt(plaintext, key, decrypt=False):
logger.plaintext(plaintext)
logger.key(key)
data = read_plaintext_to_stream(plaintext)
key = read_plaintext_to_stream(key)
N_k = len(key) // 4
key = key_expansion(key)
if not decrypt:
logger.encrypt()
result = cipher(data, key, N_k)
else:
logger.decrypt()
result = inv_cipher(data, key, N_k)
return result
def process_outgoing(self, bits, cmd):
packet_type = cmd.packet_type()
tag = self._tag_type
if tag == TagType.ULTRALIGHT:
self.process_bits(bits, packet_type) # update state
elif tag == TagType.CLASSIC1K:
self._cur_cmd = cmd
c = self._encryption
if c and cmd != CommandType.RANDTA:
enc_bits = []
if cmd == CommandType.RANDRB:
ll = len(bits)/2
enc_bits.extend(c.enc_bits(bits[0:ll], 1))
enc_bits.extend(c.enc_bits(bits[ll:]))
else:
enc_bits.extend(c.enc_bits(bits))
bits = enc_bits
elif cmd == CommandType.RANDTA:
old_enc = self._encryption
c = cipher(self._cur_key)
uid_bits = Convert.to_bit_ar(self._uid)
nonce_bits = []
ll = len(bits)
for i in xrange(ll):
if i%9 != 8:
nonce_bits.append(bits[i])
c.set_tag_bits(uid_bits, nonce_bits, 0)
self._encryption = c
if old_enc:
bits = old_enc.enc_bits(bits)
elif cmd == CommandType.ATQAUL:
self._tag_type = TagType.ULTRALIGHT
elif cmd == CommandType.ATQA1K:
self._tag_type = TagType.CLASSIC1K
elif cmd == CommandType.ATQA4K:
self._tag_type = TagType.CLASSIC4K
elif cmd == CommandType.ATQADS:
self._tag_type = TagType.DESFIRE
else:
#print "TAG TYPE NOT CURRENTLY SUPPORTED", tag
pass
return bits
def process_outgoing(self, bits, cmd):
packet_type = cmd.packet_type()
tag = self._tag_type
if tag == TagType.ULTRALIGHT:
self.process_bits(bits, packet_type) # update state
elif tag == TagType.CLASSIC1K:
self._cur_cmd = cmd
c = self._encryption
if c and cmd != CommandType.RANDTA:
enc_bits = []
if cmd == CommandType.RANDRB:
ll = len(bits)/2
enc_bits.extend(c.enc_bits(bits[0:ll], 1))
enc_bits.extend(c.enc_bits(bits[ll:]))
else:
enc_bits.extend(c.enc_bits(bits))
bits = enc_bits
elif cmd == CommandType.RANDTA:
old_enc = self._encryption
c = cipher(self._cur_key)
uid_bits = Convert.to_bit_ar(self._uid)
nonce_bits = []
ll = len(bits)
for i in xrange(ll):
if i%9 != 8:
nonce_bits.append(bits[i])
c.set_tag_bits(uid_bits, nonce_bits, 0)
self._encryption = c
if old_enc:
bits = old_enc.enc_bits(bits)
elif cmd == CommandType.ATQAUL:
self._tag_type = TagType.ULTRALIGHT
elif cmd == CommandType.ATQA1K:
self._tag_type = TagType.CLASSIC1K
elif cmd == CommandType.ATQA4K:
self._tag_type = TagType.CLASSIC4K
elif cmd == CommandType.ATQADS:
self._tag_type = TagType.DESFIRE
else:
#print "TAG TYPE NOT CURRENTLY SUPPORTED", tag
pass
return bits
def _decrypt_bits(self, bits):
c = self._encryption
if c:
self._print_enc(bits)
start_bits = []
rem_bits = bits
ls = (len(bits)+1)/9
if self._cur_cmd == CommandType.RANDTA and ls == CommandType.RANDRB.total_len():
ll = len(rem_bits)/2
rdr_enc_nonce = bits[0:ll]
start_bits = c.enc_bits(rdr_enc_nonce, 1, 1)
rem_bits = bits[ll:]
elif self._cur_cmd in [CommandType.AUTHA, CommandType.AUTHB]:
c = cipher(self._cur_key)
self._encryption = c
start_bits = c.set_tag_bits(Convert.to_bit_ar(self._uid), bits, 1)
rem_bits = []
bits = start_bits + c.enc_bits(rem_bits)
return bits
def _decrypt_bits(self, bits):
c = self._encryption
if c:
self._print_enc(bits)
start_bits = []
rem_bits = bits
ls = (len(bits)+1)/9
if self._cur_cmd == CommandType.RANDTA and ls == CommandType.RANDRB.total_len():
ll = len(rem_bits)/2
rdr_enc_nonce = bits[0:ll]
start_bits = c.enc_bits(rdr_enc_nonce, 1, 1)
rem_bits = bits[ll:]
elif self._cur_cmd in [CommandType.AUTHA, CommandType.AUTHB]:
c = cipher(self._cur_key)
self._encryption = c
start_bits = c.set_tag_bits(Convert.to_bit_ar(self._uid), bits, 1)
rem_bits = []
bits = start_bits + c.enc_bits(rem_bits)
return bits
def main():
print("\n#===== Maquina de Rotação =====#")
# Rotores que serão usados
rotors = [
"ekmflgdqvzntowyhxuspaibrcj",
"ajdksiruxblhwtmcqgznpyfvoe",
"bdfhjlcprtxvznyeiwgakmusqo",
]
# Posição inicial dos rotores
rotors_position = [
random.randint(0, 25),
random.randint(0, 25),
random.randint(0, 25)
]
# Ler o texto claro
plain_text_path = input("Digite o local do textoc claro: ")
plain_text = readFile(plain_text_path)
# Cifrar o texto claro
cipher_text = cipher(plain_text, rotors, copy.copy(rotors_position))
# Salvar o texto cifrado
cipher_text_path = plain_text_path.split('/')[:-1]
cipher_text_path = '/'.join(cipher_text_path) + "/texto-cifrado.txt"
writeFile(cipher_text_path, cipher_text)
print(f"=> Texto cifrado salvo em {cipher_text_path}")
# Decifrar o texto cifrado
deciphered_text = decipher(cipher_text, rotors, copy.copy(rotors_position))
# Salvar o texto decifrado
deciphered_text_path = plain_text_path.split('/')[:-1]
deciphered_text_path = '/'.join(deciphered_text_path) + \
"/texto-decifrado.txt"
writeFile(deciphered_text_path, deciphered_text)
print(f"=> Texto decifrado salvo em {deciphered_text_path}")
def test_cipher():
assert cipher(in_data, expanded, 4) == result
def cipheredFile():
plaintext = request.form['plainText']
cipher.cipher(plaintext)
return send_from_directory(directory=CIPHERED_FILE_PATH, filename="ciphered.txt", as_attachment=True)
def encrypt(message, keyword, groupify=False):
return cipher(message, keyword, groupify)
Nr = 10
input_bytes = bytearray([
0x32, 0x88, 0x31, 0xe0, 0x43, 0x5a, 0x31, 0x37, 0xf6, 0x30, 0x98, 0x07,
0xa8, 0x8d, 0xa2, 0x34
])
cipher_key = bytearray([
0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 0xab, 0xf7, 0x15, 0x88,
0x09, 0xcf, 0x4f, 0x3c
])
expected = bytearray([
0x39, 0x02, 0xdc, 0x19, 0x25, 0xdc, 0x11, 0x6a, 0x84, 0x09, 0x85, 0x0b,
0x1d, 0xfb, 0x97, 0x32
])
w = getw(Nb, Nr)
key_expansion(cipher_key, w, Nk, Nr)
out = cipher(input_bytes, w, Nr)
# print_bytes(out)
assert out == expected
# a randomly generated message should encrypt -> decrypt to the same thing
Nk = 6
Nr = 12
input_bytes = bytearray([np.random.randint(256) for i in range(16)])
cipher_key = bytearray([np.random.randint(256) for i in range(24)])
expected = input_bytes.copy()
w = getw(Nb, Nr)
key_expansion(cipher_key, w, Nk, Nr)
cipher_text = cipher(input_bytes, w, Nr)
out = inv_cipher(cipher_text, w, Nr)
assert out == expected
def process_packet(self, cmd, struct):
if cmd.packet_type() != PacketType.TAG_TO_READER:
return None
print "READER INCOMING"
struct.display()
next_cmd = CommandType.HALT
extra_param = []
if cmd == CommandType.ATQAUL:
self._tag_type = TagType.ULTRALIGHT
next_cmd = CommandType.ANTI1R
elif cmd == CommandType.ATQA1K:
self._tag_type = TagType.CLASSIC1K
next_cmd = CommandType.ANTI1R
elif cmd == CommandType.ATQA4K:
self._tag_type = TagType.CLASSIC4K
#next_cmd = CommandType.ANTI1R
next_cmd = CommandType.HALT # don't have access to this, but similar to 1k
elif cmd == CommandType.ATQADS:
self._tag_type = TagType.DESFIRE
next_cmd = CommandType.HALT # can't handle this
elif cmd == CommandType.ANTI1U:
extra_param = [0x88] + struct.extra()
uid = extra_param[1:4] # should check tag type...
self._uid.extend(uid)
next_cmd = CommandType.SEL1R
elif cmd == CommandType.ANTI1G:
extra_param = struct.extra()
uid = extra_param[0:4]
self._uid.extend(uid)
next_cmd = CommandType.SEL1R
elif cmd == CommandType.SEL1U:
next_cmd = CommandType.ANTI2R
elif cmd == CommandType.SEL1K:
next_cmd = CommandType.AUTHA
self._auth_addr = 0x3C
self._cur_addr = 0x3F
extra_param = [self._auth_addr]
elif cmd == CommandType.ANTI2T:
extra_param = struct.extra()
uid = extra_param[0:4]
self._uid.extend(uid)
next_cmd = CommandType.SEL2R
elif cmd == CommandType.RANDTA:
extra_param.extend(self._random.get_next())
c = cipher(self._key)
uid_bits = Convert.to_bit_ar(self._uid)
nonce_bits = Convert.to_bit_ar(struct.extra())
c.set_tag_bits(uid_bits, nonce_bits, 0)
extra_param.extend(c.get_ar())
next_cmd = CommandType.RANDRB
elif cmd == CommandType.RANDTB:
next_cmd = CommandType.READR
extra_param = [self._cur_addr]
elif cmd == CommandType.SEL2T:
next_cmd = CommandType.READR
self._cur_addr = 0x00
extra_param = [self._cur_addr]
elif cmd == CommandType.READT:
addr = self._cur_addr
if self._tag_type == TagType.ULTRALIGHT:
if addr > 0x08:
next_cmd = CommandType.HALT
else:
addr += 0x04
next_cmd = CommandType.READR
extra_param = [addr]
elif self._tag_type == TagType.CLASSIC1K:
if addr % 4 == 0:
if addr == 0:
next_cmd == CommandType.HALT
else:
next_cmd = CommandType.AUTHA
addr -= 1
self._auth_addr -= 0x04
extra_param = [self._auth_addr]
else:
addr -= 1
next_cmd = CommandType.READR
extra_param = [addr]
self._cur_addr = addr
else:
print "ERROR, Unexpected command!!"
ret = self._handle_next(next_cmd, extra_param)
return ret
def test_roundTrip(self):
buf = cipher.cipher(sut, key_=0x19)
f = cipher.decipher(buf, key_=0x19)
result = f()
self.assertTrue(result)
def test_short():
# Testing where the text is shorter than the key
assert cipher('Supercalafagialisticexpialadotious',
'Hello there') == 'Hhradoqtjrlkebcfinueepsvlmogxhtewl'
"""
Created on Apr 26, 2012
@author: christom
"""
from solveCipher import solveCipher
from cipher import cipher
if __name__ == "__main__":
sampleString = 'Washington had a vision of a great and powerful nation that would be built on republican lines using federal power. He sought to use the national government to preserve liberty, improve infrastructure, open the western lands, promote commerce, found a permanent capital, reduce regional tensions and promote a spirit of American nationalism. At his death, Washington was hailed as "first in war, first in peace, and first in the hearts of his countrymen". The Federalists made him the symbol of their party but for many years, the Jeffersonians continued to distrust his influence and delayed building the Washington Monument. As the leader of the first successful revolution against a colonial empire in world history, Washington became an international icon for liberation and nationalism, especially in France and Latin America. He is consistently ranked among the top three presidents of the United States, according to polls of both scholars and the general public'
print "Sample String: " + sampleString
cipher = cipher()
sampleCipher = cipher.encode(sampleString, 13)
print "Sample Cipher: " + sampleCipher
myCipherSolver = solveCipher(sampleCipher)
rotation = myCipherSolver.findRotationByChar("E")
print "Guessed rotation of: " + str(rotation)
print "Original String: " + str(cipher.decode(sampleCipher, rotation))
def test_python():
assert cipher('python', 'all my group members are really good at coding'
) == 'mpreoobgealdidymsaodcarmrlanluergcalobeytg'
from cipher import cipher
from saver import saver
from translate import Numcode
from morse import morse
print('What type of message would you like to send?')
print('Morse Code')
print('Cipher')
print('Numeric')
print('')
messageType=input().lower()
while messageType!='cipher' and messageType!='morse code' and messageType!='numeric':
print('Sorry, I didn\'t get that, try again?')
messageType=input().lower()
print('Please type your message here:')
message=input()
print('For whom is this message?')
location=input()
print('And finally, what\'s your name?')
sender=input()
if messageType=='cipher':
export=cipher(message)
if messageType=='numeric':
export=Numcode(message)
if messageType=='morse code':
export=morse(message)
finish=saver(export.translation, sender, location)
def test_repeated():
# Testing with repeated letters in the key
assert cipher('mammamia', 'Here we go again') == 'egwnocgbHaraeiea'
import cipher
import decipher
if __name__ == '__main__':
print("Type 1 to cipher, 2 to decipher.")
choice = 0
while (choice != "1" and choice != "2"):
choice = raw_input("1 or 2?\n")
text = ""
if (choice == "1"):
text = raw_input("Type the text to cipher:\n")
key = raw_input("Type the 5 digit key:\n")
print("Ciphered text:\n")
print(cipher.cipher(text, key))
else:
text = raw_input("Type the text to decipher:\n")
key = raw_input("Type the 5 digit key:\n")
print("Deciphered text:\n")
print(decipher.decipher(text, key))
def process_packet(self, cmd, struct):
if cmd.packet_type() != PacketType.TAG_TO_READER:
return None
print "READER INCOMING"
struct.display()
next_cmd = CommandType.HALT
extra_param = []
if cmd == CommandType.ATQAUL:
self._tag_type = TagType.ULTRALIGHT
next_cmd = CommandType.ANTI1R
elif cmd == CommandType.ATQA1K:
self._tag_type = TagType.CLASSIC1K
next_cmd = CommandType.ANTI1R
elif cmd == CommandType.ATQA4K:
self._tag_type = TagType.CLASSIC4K
#next_cmd = CommandType.ANTI1R
next_cmd = CommandType.HALT # don't have access to this, but similar to 1k
elif cmd == CommandType.ATQADS:
self._tag_type = TagType.DESFIRE
next_cmd = CommandType.HALT # can't handle this
elif cmd == CommandType.ANTI1U:
extra_param = [0x88] + struct.extra()
uid = extra_param[1:4] # should check tag type...
self._uid.extend(uid)
next_cmd = CommandType.SEL1R
elif cmd == CommandType.ANTI1G:
extra_param = struct.extra()
uid = extra_param[0:4]
self._uid.extend(uid)
next_cmd = CommandType.SEL1R
elif cmd == CommandType.SEL1U:
next_cmd = CommandType.ANTI2R
elif cmd == CommandType.SEL1K:
next_cmd = CommandType.AUTHA
self._auth_addr = 0x3C
self._cur_addr = 0x3F
extra_param = [self._auth_addr]
elif cmd == CommandType.ANTI2T:
extra_param = struct.extra()
uid = extra_param[0:4]
self._uid.extend(uid)
next_cmd = CommandType.SEL2R
elif cmd == CommandType.RANDTA:
extra_param.extend(self._random.get_next())
c = cipher(self._key)
uid_bits = Convert.to_bit_ar(self._uid)
nonce_bits = Convert.to_bit_ar(struct.extra())
c.set_tag_bits(uid_bits, nonce_bits, 0)
extra_param.extend(c.get_ar())
next_cmd = CommandType.RANDRB
elif cmd == CommandType.RANDTB:
next_cmd = CommandType.READR
extra_param = [self._cur_addr]
elif cmd == CommandType.SEL2T:
next_cmd = CommandType.READR
self._cur_addr = 0x00
extra_param = [self._cur_addr]
elif cmd == CommandType.READT:
addr = self._cur_addr
if self._tag_type == TagType.ULTRALIGHT:
if addr > 0x08:
next_cmd = CommandType.HALT
else:
addr += 0x04
next_cmd = CommandType.READR
extra_param = [addr]
elif self._tag_type == TagType.CLASSIC1K:
if addr % 4 == 0:
if addr == 0:
next_cmd == CommandType.HALT
else:
next_cmd = CommandType.AUTHA
addr -= 1
self._auth_addr -= 0x04
extra_param = [self._auth_addr]
else:
addr -= 1
next_cmd = CommandType.READR
extra_param = [addr]
self._cur_addr = addr
else:
print "ERROR, Unexpected command!!"
ret = self._handle_next(next_cmd, extra_param)
return ret
i = input()
del i
source = b"\n".join(source)
current_data = source
else:
current_data = open(args.source, "rb").read()
# deciphering
if args.decipher:
print("deciphering...", end="", flush=True)
current_data = cipher.decipher(current_data, pwdd)
# ciphering
if args.cipher:
print("ciphering...", end="", flush=True)
current_data = cipher.cipher(current_data, pwdc)
# output / steganographying
if args.hide:
print("hiding...", end="", flush=True)
support = Image.open(args.hide)
if support.mode == "RGBA":
alpha = support.split()[-1]
support = support.convert("RGB")
stegano.hide(current_data, support)
if "alpha" in locals().keys():
support.putalpha(alpha)
support.save(args.output)
print("done.")
def test_veryshort():
assert cipher('x', 'Update on unsws response to covid nineteen'
) == 'Updateonunswsresponsetocovidnineteen'
def test_documentation():
assert cipher(
'zebras',
'we are discovered. flee at once.') == 'evlndacdtbeseaarofocdeecewiree'
async def crypto(self, ctx, text, page='1'):
pattern = '^%s$' % cipher(text.upper())
result = self.dictionary.regex(
pattern, config.channels[ctx.channel.name]["lexicon"])
num, msg = self.paginate(result, page)
await ctx.send(f'{num} %s:\n{msg}' % engine.plural('result', num))
def test_empty():
assert cipher('x', '') == ''
def test_tomato():
assert cipher('tomato', 'the quick brown fox jumped over the lazy dog'
) == 'qrxdhdeboetyhkfprziwuvlgtcnmeauojoeo'
from util import getw, print_head
from globals import Nb
from inv_cipher import inv_cipher
from key_expansion import key_expansion
from cipher import cipher
# C1
Nk = 4
Nr = 10
plaintext = bytearray.fromhex('00112233445566778899aabbccddeeff')
key = bytearray.fromhex('000102030405060708090a0b0c0d0e0f')
print_head(plaintext, key)
w = getw(Nb, Nr)
key_expansion(key, w, Nk, Nr)
ciphertext = cipher(plaintext.copy(), w, Nr, debug=True)
out = inv_cipher(ciphertext, w, Nr, debug=True)
assert out == plaintext
# C2
Nk = 6
Nr = 12
key = bytearray.fromhex('000102030405060708090a0b0c0d0e0f1011121314151617')
print_head(plaintext, key)
w = getw(Nb, Nr)
key_expansion(key, w, Nk, Nr)
ciphertext = cipher(plaintext.copy(), w, Nr, debug=True)
out = inv_cipher(ciphertext, w, Nr, debug=True)
assert out == plaintext
# C3
Nk = 8
