On Sun, Mar 3, 2013 at 4:15 PM, Sandy Harris <[email protected]> wrote: > On Sun, Mar 3, 2013 at 3:30 PM, Jeffrey Walton <[email protected]> wrote: > >> In Jesse Walker's slide on "Requirements for random number generators" >> (https://crypto.stanford.edu/RealWorldCrypto/slides/jesse.pdf), Walker >> provides a simple gatherer on slide 10: >> >> unsigned before, after, entropy; >> before = read_TSC(); >> usleep(0); >> after = read_TSC(); >> entropy = (after – before) & 0x0ff; >> Repeat until sufficient entropy harvested > > One possibly relevant paper: > McGuire, Okech & Schiesser, Analysis of inherent randomness of the Linux > kernel, > http://lwn.net/images/conf/rtlws11/random-hardware.pdf > > My attempt at a generator based on such ideas: > ftp://ftp.cs.sjtu.edu.cn:990/sandy/maxwell/ Thanks sandy. I remember looking through the code some time ago.
Jeff _______________________________________________ cryptography mailing list [email protected] http://lists.randombit.net/mailman/listinfo/cryptography
