David Wong

cryptologie.net

cryptography, security, and random thoughts

Hey! I'm David, cofounder of zkSecurity, research advisor at Archetype, and author of the Real-World Cryptography book. I was previously a cryptography architect of Mina at O(1) Labs, the security lead for Libra/Diem at Facebook, and a security engineer at the Cryptography Services of NCC Group. Welcome to my blog about cryptography, security, and other related topics.

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A Brief History of NSA Backdoors.

blog

here’s an entertaining piece about NSA backdoors through history: http://ethanheilman.tumblr.com/post/70646748808/a-brief-history-of-nsa-backdoors

1997 Lotus Notes: The NSA requested that Lotus weaken its cryptography so that the NSA could break documents and emails secured by Lotus notes. This Software was used by citizens, companies and governments worldwide.

I talked about this one here.

suggested reads:
→ One example of a crypto backdoor: NSA's backdoor in Lotus-Notes • blog
→ How to Backdoor Diffie-Hellman is on ePrint • blog
→ The NSA about academic cryptographers • blog
← back to all posts blog • 2015-02-04
currently reading:
A Brief History of NSA Backdoors.
02-04 blog
recent posts:
New cryptologie.net
07-20 blog
Weaponizing AI Assistants: With Their Permission
07-20 blog
What are Schwartz-Zippel circuits? How do they relate to iterative constraint systems?
05-29 blog
Short Note On Montgomery Reduction: Why Operating Modulo b?
05-24 blog
Still confused by Plonk's permutation?
03-13 blog
📖 my book
Real-World Cryptography is available from Manning Publications.
A practical guide to applied cryptography for developers and security professionals.
🎙️ my podcast
Two And A Half Coins on Spotify.
Discussing cryptocurrencies, databases, banking, and distributed systems.
📺 my youtube
Cryptography videos on YouTube.
Video explanations of cryptographic concepts and security topics.