add encryption project

Author: moon

Encrypt_Message/README.md

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+# Encrypt Message
+
+A bad made Encrypt code that can Encrypt with:
+SHA-256
+AES-128
+More soon

Encrypt_Message/encryption/aes.py

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+from Crypto.Cipher import AES
+
+def aes_enc(message: str, key: bytes):
+    mess = message.encode()
+    cipher = AES.new(key, AES.MODE_EAX)
+    nonce = cipher.nonce
+    mess_cipher, tag = cipher.encrypt_and_digest(mess)
+    return mess_cipher, nonce
+
+def aes_desc(message: bytes, key: bytes, nonce: bytes):
+    
+    cipher = AES.new(key, AES.MODE_EAX, nonce=nonce)
+    return cipher.decrypt(message)

Encrypt_Message/encryption/sha.py

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+import hashlib
+
+def sha256_enc(message: str):
+
+    return hashlib.sha256(message.encode()).hexdigest()

Encrypt_Message/main.py

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+from encryption import sha, aes
+import os
+
+def main():
+    """
+    This is the entry point of this Encryption Message
+    """
+
+    print("""Welcome to Encrypt Message!\n
+          Your options are:\n
+          1 - AES\n
+          2 - SHA\n
+""")
+    
+    option = int(input())
+
+    match option:
+        case 1:
+
+            print("""Do you want to encrypt or decrypt a message?\n
+                  1 - Encrypt
+                  2 - Decrypt""")
+
+            enc_dec = int(input())
+
+            if enc_dec == 1:
+
+                message = input("Which message you want to encrypt? ")
+                key = os.urandom(16)
+
+                print(f"Your key is {key}\n*Save it!*")
+
+                enc_mess, nonce = aes.aes_enc(message, key)
+
+                print(f"{enc_mess}\n{nonce}\n*Save this*")
+            else:
+                message = eval(input("What's the message you want to decrypt? "))
+                key = eval(input("What's the key? "))
+                nonce = eval(input("What's the nonce? "))
+
+                desc_mess = aes.aes_desc(message, key, nonce)
+
+                print(f"{desc_mess}")
+
+        case 2:
+            message = input("What's the message you want to hide? (This method is unreversible)")
+
+            enc_mess = sha.sha256_enc(message)
+
+            print(f"{enc_mess}")
+
+if __name__ == "__main__":
+    main()
+

Encrypt_Message/requirements.txt

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+pycryptodome