cryptography

With blockchains and cryptography, the idea of one way processes is critical. You can verify something. You can go forward but not back.

DEAFBEEF, DEAFBEEF on (Im)permanence

Of course, random number generators are used in everything from cryptography to identity to elections.

Rafael Lozano-Hemmer, Electric Op: Cory Arcangel, JODI, LoVid, Lozano-Hemmer