On Fri, Jul 20, 2018 at 12:37:46AM +0100, Ken Moffat wrote:
>
> I now contend that generating a random number to use when validating
> DNS responses does not require high-quality randomness, and as
> evidence I refer to the code I posted (taken originally from Open
> BSD, according to its documentation, so I will describe it as
> "paranoid by preference"). It tries to read /dev/random, and only
> falls back to /dev/urandom if the read failed. But the correct
> behaviour of /dev/random *on linux* is to hang forever until the
> kernel determines it can provide the requested entropy.
>
I'm going to investigate this. Starting from a faint hope that I
might get somewhere, I've raised #10964.
But -
I'm supposed to be stepping back, so "You ain't seen me: right?"
[ © The Fast Show, apparently known as Brilliant in the USA ]
ĸen
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