**Full solution is found at** https://github.com/happysox/CTF_Writeups/tree/master/InCTF_2018/load3r```def decrypt(cipher, key):    #Reverse the string and xor with 5. Bitshift left or right based on key.    plaintext = ""    for char, bit in zip(cipher[::-1], key):        if int(bit):            plaintext += chr((ord(char)^5) >> 1)        else:            plaintext += chr((ord(char)^5) << 1)
    return plaintext
cipher = "w2g1kS