Human interaction proofs (HIPs) have become common place on the internet due to their effectiveness in deterring automated abuse of online services intended for humans. However, th...
Kumar Chellapilla, Kevin Larson, Patrice Y. Simard...
We present a parametric Hoare-like logic for computer-aided reasoning about typeable properties of functional programs. The logic is based on the concept of a specialised assertio...
We present a generic method for converting any family of unsatisfiable CNF formulas that require large resolution rank into CNF formulas whose refutation requires large rank for p...
This paper contributes to the development of techniques for the modular proof of programs that include concurrent algorithms. We present a proof of a non-blocking concurrent algor...
Matthew J. Parkinson, Richard Bornat, Peter W. O'H...
Emerging electronic commerce services that use public-key cryptography on a mass-market scale require sophisticated mechanisms for managing trust. For example, any service that rec...