Inside 245-5D

Existential Pontification and Generalized Abstract Digressions

The new Reflections on Trusting Trust

In his classic essay Reflections on Trusting Trust, Ken Thompson describes a self-replicating compiler bug which is undetectable by source code inspection. The self-replication is made possible by the fact that most compilers are self-compiling: old versions of a compiler are used to compile new ones, and if the old version is malicious, it can […]

  • October 28, 2011