http://dds6qkxpeiqvogt4y2fd7vtsxq6pvokekb2h4la7jd4iwl4ljuawu5qd.onion/wiki/Dev/Technical_Introduction
Deliberate ( Backdoors ) - a backdoor is a method, often secret, of bypassing normal authentication or encryption in a computer system, product, or embedded device (like a home router), or its embodiment which forms part of a cryptosystem, an algorithm, a chipset, or a "homunculus computer". [ 12 ] Mis-configured applications - some applications can leak sensitive information if configured improperly.