Re: [PATCH] random: add blocking facility to urandom

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

On Wed, Sep 07, 2011 at 11:27:12PM +0200, Stephan Mueller wrote:
> And exactly that is the concern from organizations like BSI. Their
> cryptographer's concern is that due to the volume of data that you can
> extract from /dev/urandom, you may find cycles or patterns that increase
> the probability to guess the next random value compared to brute force
> attack. Note, it is all about probabilities.

So don't use /dev/urandom if you don't like the behaviour.  Breaking all
existing application because of a certification is simply not an option.

To unsubscribe from this list: send the line "unsubscribe linux-crypto" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at

[Kernel]     [Gnu Classpath]     [Gnu Crypto]     [DM Crypt]     [Netfilter]     [Bugtraq]

Add to Google