def test_sample3(self):
hc128.init("0F62B5085BAE0154A7FA4DA0F34699EC",
"288FF65DC42B92F960C72E95FC63CA31")
hc128.i = 0
out = "1cd8aeddfe52e217e835d0b7e84e2922d04b1adbca53c4522b1aa604c42856a90af83e2614bce65c0aecabdd8975b55700d6a26d52fff0888da38f1de20b77b7"
for i in range(0, 8):
self.assertEquals(out[i * 8:i * 8 + 8], hc128.keygen())
def test_sample1(self):
hc128.init("00000000000000000000000000000000",
"00000000000000000000000000000000")
hc128.i = 0
out = "82001573a003fd3b7fd72ffb0eaf63aac62f12deb629dca72785a66268ec758b1edb36900560898178e0ad009abf1f491330dc1c246e3d6cb264f6900271d59c"
for i in range(0, 8):
self.assertEquals(out[i * 8:i * 8 + 8], hc128.keygen())
def test_sample2(self):
hc128.init("0558ABFE51A4F74A9DF04396E93C8FE2",
"00000000000000000000000000000000")
hc128.i = 0
out = "54182309bd782dee44fb59b0ec6949202b372af8d715271a96d87867e65a067fa5e52b455b76d400537b5d47c4ac318eee4c2abe29f56107c213071c85828605"
for i in range(0, 8):
self.assertEquals(out[i * 8:i * 8 + 8], hc128.keygen())
def hcDecrypt():
start_time = time()
text = txt
key = (hc128_password.get()).encode("hex")
IV = key
global hc_join
n = 8
ii = 0
x = []
res = ""
for c in text:
if (ii % n == 0):
if (ii == 0):
res += c
else:
x.append(res)
res = ""
res += c
else:
res += c
ii = ii + 1
x.append(res)
print(x)
print("Key = " + key)
print("IV = " + IV)
hc128.init(key, IV)
hc128.i = 0
k = hc128.keygen()
print("Keystream generated: " + k)
k = k.decode("hex")
hc_arr = []
for hc_chiper_res in x:
print(hc_chiper_res)
hc_chiper_res = hc_chiper_res.decode("hex")
plain_text = ""
for i in range(0, 4):
plain_text += chr(ord(hc_chiper_res[i]) ^ ord(k[i]))
plain_text = plain_text.encode("hex")
hc_arr.append(plain_text)
print("Decrypt plain text: " + plain_text)
hc_join = "".join(hc_arr)
print(hc_join)
messagebox.showinfo("Success", "Decrypt HC-128 Success")
end_time = time()
time_taken = end_time - start_time
hours, rest = divmod(time_taken, 3600)
minutes, seconds = divmod(rest, 60)
print("Time taken:", format_timespan(end_time - start_time))
def hcEncrypt():
start_time = time()
text = twofish_encrypted_message
key = (hc128_password.get()).encode("hex")
IV = key
global hc_join
n = 8
ii = 0
x = []
res = ""
for c in text:
if (ii % n == 0):
if (ii == 0):
res += c
else:
x.append(res)
res = ""
res += c
else:
res += c
ii = ii + 1
x.append(res)
print(x)
print("Key = " + key)
print("IV = " + IV)
hc128.init(key, IV)
k = hc128.keygen()
print("Keystream generated: " + k)
k = k.decode("hex")
hc_array = []
for twofish_chiper_res in x:
print(twofish_chiper_res)
twofish_chiper_res = twofish_chiper_res.decode('hex')
cipher_text = ""
for i in range(0, 4):
cipher_text += chr(ord(twofish_chiper_res[i]) ^ ord(k[i]))
cipher_text = cipher_text.encode("hex")
hc_array.append(cipher_text)
print("Encrypted cipher text: " + cipher_text)
hc_join = "".join(hc_array)
print("cipher hc-128: ", hc_join)
messagebox.showinfo("Success", "Encrypt HC-128 Success")
end_time = time()
time_taken = end_time - start_time
hours, rest = divmod(time_taken, 3600)
minutes, seconds = divmod(rest, 60)
print("Time taken:", format_timespan(end_time - start_time))
print "Initializing HC-128 cipher state"
print "Key = " + key
print "IV = " + IV
hc128.init(key, IV)
print "\nHC-128 Cipher state initialized"
while True:
plain_text = raw_input("\nEnter plain text(in hex bytes, 4 at a time) to encrypt: ")
if len(plain_text) != 8:
break
print "\nGenerating keystream, 4 bytes at a time"
k = hc128.keygen()
print "Keystream generated: " + k
plain_text = plain_text.decode("hex")
k = k.decode("hex")
cipher_text = ""
for i in range(0, 4):
cipher_text += chr(ord(plain_text[i]) ^ ord(k[i]))
cipher_text = cipher_text.encode("hex")
print "Encrypted cipher text: " + cipher_text
hc128.init(key, IV)
hc128.i = 0
def test_sample1(self):
hc128.init("00000000000000000000000000000000", "00000000000000000000000000000000")
hc128.i = 0
out = "82001573a003fd3b7fd72ffb0eaf63aac62f12deb629dca72785a66268ec758b1edb36900560898178e0ad009abf1f491330dc1c246e3d6cb264f6900271d59c"
for i in range(0, 8):
self.assertEquals(out[i*8:i*8 + 8], hc128.keygen())
def test_sample3(self):
hc128.init("0F62B5085BAE0154A7FA4DA0F34699EC", "288FF65DC42B92F960C72E95FC63CA31")
hc128.i = 0
out = "1cd8aeddfe52e217e835d0b7e84e2922d04b1adbca53c4522b1aa604c42856a90af83e2614bce65c0aecabdd8975b55700d6a26d52fff0888da38f1de20b77b7"
for i in range(0, 8):
self.assertEquals(out[i*8:i*8 + 8], hc128.keygen())
def test_sample2(self):
hc128.init("0558ABFE51A4F74A9DF04396E93C8FE2", "00000000000000000000000000000000")
hc128.i = 0
out = "54182309bd782dee44fb59b0ec6949202b372af8d715271a96d87867e65a067fa5e52b455b76d400537b5d47c4ac318eee4c2abe29f56107c213071c85828605"
for i in range(0, 8):
self.assertEquals(out[i*8:i*8 + 8], hc128.keygen())
print "Key = " + key
print "IV = " + IV
hc128.init(key, IV)
print "\nHC-128 Cipher state initialized"
while True:
plain_text = raw_input(
"\nEnter plain text(in hex bytes, 4 at a time) to encrypt: ")
if len(plain_text) != 8:
break
print "\nGenerating keystream, 4 bytes at a time"
k = hc128.keygen()
print "Keystream generated: " + k
plain_text = plain_text.decode("hex")
k = k.decode("hex")
cipher_text = ""
for i in range(0, 4):
cipher_text += chr(ord(plain_text[i]) ^ ord(k[i]))
cipher_text = cipher_text.encode("hex")
print "Encrypted cipher text: " + cipher_text
hc128.init(key, IV)
hc128.i = 0