Secure Tool Comparison: Signal v. Wire

TL;DR: Wire doesn't make you use your phone number as your identifier, which is huge IMO. But Signal has the best security track record and »

Slides from Latest Surveillance Self-defense Workshop

My good friend AJ Bahnken and I hosted a CryptoParty/surveillance self-defense workshop/security training in December of 2017. Here are our slides: My slides: https »

Backchannel UI Design

In 2015 I worked with a designer friend of mine, Sky Gilbar, to create this click-through prototype of Backchannel, an imagined mobile app for secure "chat »

Paris Attacks

Read this VERY important interview with two NSA whistleblowers about a program one of them created at the NSA, called ThinThread, that the NSA didn't want »