git clone https://github.com/blacknbunny/Shellcode-Encrypter-Decrypter.git && cd Shellcode-Encrypter-Decrypter/

python encdecshellcode.py --help

Encryption:

    python encdecshellcode.py --shellcode \x41\x41\x42\x42 --key SECRETKEY --option encrypt

Decryption:

    python encdecshellcode.py --shellcode \x41\x41\x42\x42 --key SECRETKEY --option decrypt
    

usage: encdecshellcode.py [-h]  [-s SHELLCODE]  [-k KEY]  [-o OPTION]

Encrypting & Decrypting Shellcode

optional arguments:
       -h,  --help			show this help message and exit
        -s  SHELLCODE,	--shelcode SHELCODE
				Shellcode To Encrypt & Decrypt
        -k  KEY,  --key KEY		Key Of The Shellcode To Encrypt & Decrypt
        -o  OPTION,   --option  OPTION
				Argument For Encrypting & Decrypting Shellcode