Re: PlayStation 3 predicts next US president

2007-12-09 Thread James A. Donald
William Allen Simpson wrote: The notary would never sign a hash generated by somebody else. Instead, the notary generates its own document (from its own tuples), and signs its own document, documenting that some other document was submitted by some person before some particular time. And

More on in-memory zeroisation

2007-12-09 Thread Peter Gutmann
There was a discussion on this list a year or two back about problems in using memset() to zeroise in-memory data, specifically the fact that optimising compilers would remove a memset() on (apparently) dead data in the belief that it wasn't serving any purpose. Reading through Secure Programming

RE: Intercepting Microsoft wireless keyboard communications

2007-12-09 Thread Ian Farquhar (ifarquha)
When I looked at this circa 2001-2002, for another company, other 27MHz keyboards didn't even bother to encrypt. Most of the data was sent in the clear, with neither encryption nor robust authentication. Exactly what makes this problem so difficult eludes me, although one suspects that the

Re: PlayStation 3 predicts next US president

2007-12-09 Thread William Allen Simpson
Personally, I thought this horse was well drubbed, but the moderator let this message through, so he must think it important to continue James A. Donald wrote: William Allen Simpson wrote: The notary would never sign a hash generated by somebody else. Instead, the notary generates its