Hesham/hesham-rsa
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Changed key representation to hex r-16.

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Signed-off-by: HeshamTB <hishaminv@gmail.com>
This commit is contained in:
HeshamTB 2020-04-17 04:38:09 +03:00
parent 168f8a2b66
commit b2dc176d40
Signed by: Hesham
GPG Key ID: 74876157D199B09E
1 changed files with 5 additions and 5 deletions
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10
rsa.py
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@ -63,7 +63,7 @@ def generateKeys(bits=64):
d = pow(e,-1,phi) d = pow(e,-1,phi)
#print("d: ", d) #print("d: ", d)
print("---------------------------------") print("---------------------------------")
print("public key (%d, %d)" % (n,e)) print("public key (%s/%s)" % (hex(n),hex(e)))
return n, e, d return n, e, d
def encrypt(message, publicKey): def encrypt(message, publicKey):
@ -81,7 +81,7 @@ def encrypt(message, publicKey):
def decrypt(cipher, privateKey, n): def decrypt(cipher, privateKey, n):
msg_encrypted_number_form = cipher msg_encrypted_number_form = cipher
d = privateKey d = privateKey
msg_decrypted_number_form = pow(msg_encrypted_number_form, d, n) # m = c^d mod n msg_decrypted_number_form = pow(msg_encrypted_number_form, d, n) # msg = c^d mod n
msg_decrypted = int(msg_decrypted_number_form) msg_decrypted = int(msg_decrypted_number_form)
try: try:
msg_decrypted = str(msg_decrypted.to_bytes(msg_decrypted.bit_length(), "little").decode()).strip() msg_decrypted = str(msg_decrypted.to_bytes(msg_decrypted.bit_length(), "little").decode()).strip()
@ -122,15 +122,15 @@ def isPrime(number):
def readKeyFile(keyName): def readKeyFile(keyName):
key = tuple() key = tuple()
with open(keyName, "rb") as keyFile: with open(keyName, "r") as keyFile:
tempkey = keyFile.readlines() tempkey = keyFile.readlines()
key = (int(tempkey[0].strip()), int(tempkey[1].strip()), int(tempkey[2].strip())) key = (int(tempkey[0].strip(), 16), int(tempkey[1].strip(), 16), int(tempkey[2].strip(), 16))
return key return key
def saveKeyFile(key, fileName): def saveKeyFile(key, fileName):
with open(fileName, "w") as keyFile: with open(fileName, "w") as keyFile:
keyFile.write("{0}\n{1}\n{2}\n".format(key[0], key[1], key[2])) keyFile.write("{0}\n{1}\n{2}\n".format(hex(key[0]), hex(key[1]), hex(key[2])))
if __name__ == "__main__": if __name__ == "__main__":
main() main()