Re: [Cryptography] Broken RNG renders gov't-issued smartcards easily hackable.

2013-10-11 Thread Wouter Slegers
mple are generally certified for the whole thing and a mistake in those of this order would be ... surprising and cause for some intense discussion in the smart card certification community. Newer parties into the smart card world tend to have to relearn the lessons again and again it seems

Re: Who cares about side-channel attacks?

2008-11-02 Thread Wouter Slegers
A protection (just take a crypto library that does this). Implementing the real anti-perturbation and side channel analysis protection, that is where it becomes a serious amount of work. So in short, I would see the group that Peter was looking for, as an economic anomaly ;-) Although I would be fas

Re: combining entropy

2008-10-24 Thread Wouter Slegers
ash-collisions where you have only limited choice on the input. Also temporary lulls in the quality of the random sources are much better handled. Peter Gutmann's dissertation has a very good description of what he did for hardening his cryptolib's the random generation from many such