BiztProtoBois/client
BiztProtoBois/client
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cipherkey is now 32 characters strong

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This commit is contained in:
Torma Kristóf 2021-04-26 00:22:48 +02:00
parent a15d3e4dc7
commit 2fc4a1f752
Signed by: tormakris
GPG Key ID: DC83C4F2C41B1047
1 changed files with 5 additions and 1 deletions
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6
client/netwrapper.py
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@ -4,6 +4,7 @@ import string
import json
from base64 import b64encode, b64decode
import pyDH
from Crypto.Hash import SHA512
from Crypto.Cipher import ChaCha20, PKCS1_OAEP
from Crypto.PublicKey.RSA import RsaKey
from Crypto.Random import get_random_bytes
@ -61,7 +62,10 @@ class NetWrapper:
decodedmsg = json.loads(msg.decode('UTF-8'))
cipher_rsa = PKCS1_OAEP.new(self.privateKey)
serverpubkey = int(cipher_rsa.decrypt(b64decode(decodedmsg['message'])).decode('UTF-8'))
self.cipherkey = dh.gen_shared_key(serverpubkey).encode('UTF-8')
cipherkey = dh.gen_shared_key(serverpubkey).encode('UTF-8')
hasher = SHA512.new()
hasher.update(cipherkey)
self.cipherkey = hasher.hexdigest()[:32]
def authenticate(self, password: str):