Dev Tools · 1h ago
SHA-1 Password Cracker Demo Shows Optimized Browser-Based Hashing
A developer released a browser-based SHA-1 password cracker demo using the Web Crypto API. The tool precomputes hash-to-password maps for unsalted lookups and optimizes salted cracking with early exit loops. It includes a UI for custom password and salt lists, demonstrating performance improvements over naive implementations.
Meridian48 take
While educational, the demo underscores how SHA-1's weaknesses make even optimized browser-based cracking feasible, reinforcing the need for stronger hashing algorithms.
sha-1password-cracking