Hey! I'm David, a security consultant at Cryptography Services, the crypto team of NCC Group . This is my blog about cryptography and security and other related topics that I find interesting.

If you don't know where to start, you might want to check these blogposts:

BEAST: the CBC Attack on TLS
Maybe You Shouldn't Skip SHA-3
How to Backdoor Diffie-Hellman
Let's Encrypt Overview
Fault attacks on RSA signatures
Hash-Based Signatures: a 4-part Series

Here are the latest links posted:

15 Aug Bitslicing, An Introduction
14 Aug Bearssl: Tls 1.3 Status
14 Aug Foreshadow: Breaking The Virtual Memory Abstraction With Transient Out-Of-Order Execution
14 Aug Fault Analysis On Rsa Signing
14 Aug Announcing Crypton- An Educational Library To Learn Offensive And Defensive Crypto(Graphy)!

You can also suggest a link.

Belgian professor in cryptography hacked

posted February 2014

Jean-Jacques Quisquater, a renowned Belgian professor in cryptography got his computer hacked, seems like NSA has something to do about it.

more info

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