#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
    ╔══════════════════════════════════════╗
    ║   SECURE LOGIN SYSTEM v3.1           ║
    ║   AdminSys Corp. - Confidentiel      ║
    ╚══════════════════════════════════════╝
"""

import base64, sys, os

# Module de vérification d'intégrité
_M = 0x2A
_C = [0x62, 0x1b, 0x68, 0x78, 0x1b, 0x6e, 0x75, 0x7e, 0x62, 0x19, 0x1a, 0x78, 0x73]

def _verify(p):
    return len(p) == len(_C) and all(ord(c) ^ _M == v for c, v in zip(p, _C))

def _get_credential():
    _r = base64.b64decode(b'Y2VjaV9uZXN0X3Bhc19sZV9mbGFn')
    return _r.decode()

def main():
    os.system('cls' if os.name == 'nt' else 'clear')
    print("\n  ╔══════════════════════════════════════╗")
    print("  ║   SECURE LOGIN SYSTEM v3.1           ║")
    print("  ║   AdminSys Corp. - Accès restreint   ║")
    print("  ╚══════════════════════════════════════╝\n")

    attempt = input("  Mot de passe administrateur : ")

    if _verify(attempt):
        print("\n  ┌─────────────────────────────────────┐")
        print("  │  [✓] AUTHENTIFICATION RÉUSSIE        │")
        print("  └─────────────────────────────────────┘")
        print(f"\n  {_get_credential()}\n")
    else:
        print("\n  [✗] Accès refusé. Tentative enregistrée.\n")
        sys.exit(1)

if __name__ == "__main__":
    main()