xkef Karma 4 Created 7 years ago Recent Submissions 1. ▲ The Collection of Passenger Name Records for Counterterrorism (dawudi.ch) 1 point · 3 years ago · 0 comments 2. ▲ Building a search engine from scratch (2019) (0x65.dev) 2 points · 4 years ago · 0 comments All submissions on HN · View profile on HN