Re: Collage

2010-08-18 Thread M.R.
... appears to be real: Collage (http://..uses-twitter-flickr-to-let-dissidents-send-secret-messages/), developed by a group at Georgia Tech... Whenever I hear of an academic institution announcing to the world a cryptographic product or component with phrases such as "dissidents in China" and "

Re: 2048-bit RSA keys

2010-08-18 Thread Matt Crawford
On Aug 17, 2010, at 10:25 PM, John Gilmore wrote: > (Given their prediction that they won't be done with a 1024-bit number > within 5 years, but they will be done "well within the next decade", > which 1024-bit number are they starting to factor now? I hope it's a > major key that certifies big

Re: Haystack

2010-08-18 Thread Steve Weis
I emailed the author Austin Heap again yesterday to ask for some technical details. He responded and declined to provide any information. At this point, I have seen no evidence that Haystack exists. On Tue, Aug 17, 2010 at 8:10 PM, wrote: >  > Based on those statements, I'm going to speculate t

Collage

2010-08-18 Thread Jerry Leichter
Yesterday I asked about Haystack, an anti-censorship system that appears to exist mainly as newspaper articles. So today I ran across another system, which appears to be real: Collage (http://gigaom.com/2010/07/12/software-uses-twitter-flickr-to-let-dissidents-send-secret-messages/ ), develo

Re: 2048-bit RSA keys

2010-08-18 Thread John Gilmore
> It's worth a quote from the paper at CRYPTO '10 on factorization of a > 768-bit number: A good paper by top academics. > Another conclusion from > our work is that we can confidently say that if we restrict ourselves to > an open community, academic effort such as ours and unless something > dr

Re: Haystack

2010-08-18 Thread dan
> > Based on those statements, I'm going to speculate that the client > connects to a static list of innocuous-looking proxies and that they > are relying on keeping those proxies secret. > Hmm, what is the chance that the static ones redirect to other proxies (some of which might even be