Systems and methods for universal enhanced log-in, identity document verification and dedicated survey participation

Verification of integrity of peer-received content in a peer-to-peer content distribution system

Verification of content possession by an announcing peer in a peer-to-peer content distribution system

Detecting malicious endpoints using network connectivity and flow information

Restricting mobile device services between an occurrence of an account change and acquisition of a security code

Techniques for resource validation

Automated registration and licensing tool