Cryptography

Cryptographic concepts explained clearly. From AirDrop protocols to PGP fundamentals.

The Cryptography behind AirDrop

How does AirDrop securely discover contacts nearby? A technical walkthrough of the cryptographic protocols behind Apple AirDrop, explained for everyone.

Cryptography, Grehack and PGP

Exploring cryptography and PGP, preparing for a 2-month trip to Japan and South Korea, and reflecting on whether specializing in a specific security field is the right call.