Re: random_seed()

From: Date: Mon, 01 Apr 2019 07:57:34 +0000
Subject: Re: random_seed()
References: 1 2  Groups: php.internals 
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Good afternoon, fully correct. Seeds are not needed anymore. best, On Mon, Apr 1, 2019, 12:44 PM Arvids Godjuks <arvids.godjuks@gmail.com> wrote: > On Mon, Apr 1, 2019, 05:52 David Rodrigues <david.proweb@gmail.com> wrote: > > > Just to know, can we have a random_seed() for random_int()/random_bytes() > > like we have mt_srand() to mt_rand()? > > > > I don't know if random_int() is more "random" than mt_rand(), but if it > is, > > so maybe is valid a random_seed() function. > > > > -- > > David Rodrigues > > > > Hello, > > random_bytes/random_int use proper random generation source - /dev/urandom > in most cases (and appropriate source on windows) - that's the whole point > why they were introduced. There is no need for seeds nor it can even be > initialized with a seed. > They are, as far as I understand, cryptographically safe random generators. > > I suggest reading up on the subject, the RFC and the whole thing. Their > introduction was well covered by various core devs in blog posts. > > > >

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