Pretty Good Privacy
Software / App
An encryption program that Nicole Perlroth found too difficult and prone to error for protecting sources, contrasting it with later, more user-friendly solutions.
Mentioned in 2 videos
Videos Mentioning Pretty Good Privacy

Alex Gladstein: Bitcoin, Authoritarianism, and Human Rights | Lex Fridman Podcast #231
Lex Fridman
An older encryption tool contrasted with Signal, which is much easier to use, highlighting the usability improvements in privacy-focused software.

Nicole Perlroth: Cybersecurity and the Weapons of Cyberwar | Lex Fridman Podcast #266
Lex Fridman
An encryption program that Nicole Perlroth found too difficult and prone to error for protecting sources, contrasting it with later, more user-friendly solutions.