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Crack Me If You Can 2026

KoreLogic's password cracking contest challenges teams to recover as many plaintexts as possible and to publish their tools and techniques.

Register now! Read the Rules Follow Contest Updates View Past Contests

Statistica Vitalia

Where: DEF CON 34 - Las Vegas, NV, USA, and over the Internet.
When: 11 AM LV Time Friday, Aug 7th to 11 AM Sunday, Aug 9th.
Who: Anyone can play. Teams will do best.

Contest Archive

Review previous Crack Me If You Can contest sites - rules, winners, information about old wordlists. Download old hash sets for practice.

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Introduction and Rules Scenario, team types, scoring, and fair-play requirements. How To Register PGP key setup, registering and verifying your team. How To Submit Bundling up and sending cracks; autoresponder feedback. Past Contests Historical contest sites, winners, and writeups.