Blockchain Secure Login GUI in Python | CTk + PBKDF2 + Proof-of-Work – FuzzuTech
Demo : Click Video 👇👇👇 📑 Features: Embedded YouTube Short Short description + code snippet highlights SEO keywords: Python GUI, Blockchain Login, PBKDF2 Security, Proof-of-Work in Python Internal links to previous Shorts Code : # secure_login_blockchain_ctk.py # ------------------------------------------------------------ # Modern CTk GUI: Blockchain-based Secure Login System (Local) # - Users stored with salted PBKDF2 hashes (SHA256) # - "Blockchain" = append-only hash chain of events (genesis + register + login) # - Simple Proof-of-Work (difficulty = 3 leading zeros) # - Chain validation & export; clean, dark UI with tabs # ------------------------------------------------------------ import os import json import time import hmac import json import hashlib import secrets from datetime import datetime import customtkinter as ctk from tkinter import messagebox APP_TITLE = "Blockchain Secure Login (CTk)" DATA_DIR = os.path.join(os.path.dirname(__...