AES encryption in python | Lec-25

In this video, I have talked about the fundamentals of programming and Python. If you complete this, you will be well-versed in using tuples for different use cases.
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Source Code:-
#Requirements:- pip install pycryptodome
pip install pycryptodomex
import base64
from Cryptodome.Cipher import AES
from Cryptodome.Protocol.KDF import PBKDF2
import os, sys
from loguru import logger
try:
key = "key1"
iv = "my_username_pass"
salt = "salt"
if not (key and iv and salt):
raise Exception(F"Error while fetching details for key/iv/salt")
except Exception as e:
logger.error("Error occurred. Details: %s", e)
sys.exit(0)
BS = 16
pad = lambda s: bytes(s + (BS - len(s) % BS) * chr(BS - len(s) % BS), 'utf-8')
unpad = lambda s: s[0:-ord(s[-1:])]
def get_private_key():
Salt = salt.encode('utf-8')
kdf = PBKDF2(key, Salt, 64, 1000)
key32 = kdf[:32]
return key32
def encrypt(raw):
raw = pad(raw)
cipher = AES.new(get_private_key(), AES.MODE_CBC, iv.encode('utf-8'))
return base64.b64encode(cipher.encrypt(raw))
def decrypt(enc):
cipher = AES.new(get_private_key(), AES.MODE_CBC, iv.encode('utf-8'))
return unpad(cipher.decrypt(base64.b64decode(enc))).decode('utf8')
print(encrypt("manish"))
print(decrypt("U1AMRIQSTYosVJCmmqUHnA=="))
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