What is Differential Privacy?

Attack of the Week: Apple iMessage

On the Juniper backdoor

Why the Tor attack matters

A riddle wrapped in a curve

Let's talk about iMessage again

The network is hostile

A history of backdoors

Attack of the week: Logjam

Truecrypt report

Attack of the week: FREAK (or 'factoring the NSA for fun and profit')

Truecrypt Audit Phase 2 Announced

Hopefully the last post I'll ever write on Dual EC DRBG

On the new Snowden documents

Zero Knowledge Proofs: An illustrated primer

Why can't Apple decrypt your iPhone?

What's the matter with PGP?