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Update: Since we first published this article, major security flaws in the Large Bitcoin Collider client have come to light. Check out our follow-up reporting on these issues here.

The LBC has been working for just under a year. So far, Rico claims, the project has generated over 3,000 trillion private keys and checked them against existing bitcoin addresses to see if they work, and has found three that do and contain bitcoin. They've found over 30 private keys in total, some of which are for so-called "puzzle" addresses that are suspected to have been generated as easy bait for crackers.