Re: Randomness testing Was: On the "randomness" of DNS

2008-08-04 Thread Alexander Klimov
On Mon, 4 Aug 2008, Stephan Neuhaus wrote: > Or better still, make many tests and see if your p-values are > uniformly distributed in (0,1). [Hint: decide on a p-value for that > last equidistribution test *before* you compute that p-value.] Of course, there are many tests for goodness of fit (Kol

Re: Randomness testing Was: On the "randomness" of DNS

2008-08-04 Thread Stephan Neuhaus
On Aug 3, 2008, at 13:54, Alexander Klimov wrote: If your p-value is smaller than the significance level (say, 1%) you should repeat the test with different data and see if the test persistently fails or it was just a fluke. Or better still, make many tests and see if your p-values are unif

Randomness testing Was: On the "randomness" of DNS

2008-08-03 Thread Alexander Klimov
On Thu, 31 Jul 2008, Pierre-Evariste Dagand wrote: > Just by curiosity, I ran the Diehard tests[...] > > Sum-up for /dev/random: > "Abnormally" high value: 0.993189 [1] > "Abnormally" low value: 0.010507 [1] > Total: 2 > > Sum up for Sha1(n): > "Abnormally" high values: 0.938376, 0.927501 [2] > "Ab