def dec_des(string_to_decrypt, key):
try:
hashed_key = HachageHelper.hash('md5', key)
cipher = DES.new(hashed_key[:8])
encrypted_msg = base64.b64decode(string_to_decrypt.encode())
decrypted_msg = cipher.decrypt(encrypted_msg)
return decrypted_msg.decode().rstrip(padding_character)
except:
return "Une erreur s'est produite, veuillez vérifier vos entrées"
def enc_des(string_to_encrypt, key):
try:
hashed_key = HachageHelper.hash('md5', key)
cipher = DES.new(hashed_key[:8])
padded_private_msg = string_to_encrypt + (padding_character * (
(8 - len(string_to_encrypt)) % 8))
encrypted_msg = cipher.encrypt(padded_private_msg)
encoded_encrypted_msg = base64.b64encode(encrypted_msg)
return encoded_encrypted_msg.decode()
except:
return "Une erreur s'est produite, veuillez vérifier vos entrées"
def dec_aes(string_to_decrypt, key):
try:
hashed_key = HachageHelper.hash('md5', key)
# use the secret key to create a AES cipher
cipher = AES.new(hashed_key)
encrypted_msg = base64.b64decode(string_to_decrypt.encode())
# use the cipher to decrypt the encrypted message
decrypted_msg = cipher.decrypt(encrypted_msg)
return decrypted_msg.decode().rstrip(padding_character)
except:
return "Une erreur s'est produite, veuillez vérifier vos entrées"
def enc_cast(string_to_encrypt, key):
try:
hashed_key = HachageHelper.hash('md5', key)
# CAST key must be at least 5 bytes and no more than 16 bytes long
cipher = CAST.new(hashed_key[:16])
padded_private_msg = string_to_encrypt + (padding_character * (
(8 - len(string_to_encrypt)) % 8))
encrypted_msg = cipher.encrypt(padded_private_msg)
encoded_encrypted_msg = base64.b64encode(encrypted_msg)
return encoded_encrypted_msg.decode()
except:
return "Une erreur s'est produite, veuillez vérifier vos entrées"
def enc_aes(string_to_encrypt, key):
try:
# AES key length must be either 16, 24, or 32 bytes long
# we will use truncated md5 (16 bytes) hash so we don't restrict the user
hashed_key = HachageHelper.hash('md5', key)
# use the secret key to create a AES cipher
cipher = AES.new(hashed_key)
# pad the private_msg
# because AES encryption requires the length of the msg to be a multiple of 16
padded_private_msg = string_to_encrypt + (padding_character * (
(16 - len(string_to_encrypt)) % 16))
# use the cipher to encrypt the padded message
encrypted_msg = cipher.encrypt(padded_private_msg)
# encode the encrypted msg
encoded_encrypted_msg = base64.b64encode(encrypted_msg)
return encoded_encrypted_msg.decode()
except:
return "Une erreur s'est produite, veuillez vérifier vos entrées"
def on_ok(self):
self.output.values = [
HachageHelper.hash(
self.Options.get("Fonction de hachage").value[0],
self.Options.get("Votre Message").value)
]