[Cryptography] Generate Random Data From Sound Card

[Christian Huitema]

On 3/6/2026 8:39 PM, Kent Borg wrote:
> On 3/6/26 2:39 PM, Theodore Tso wrote:
>> Well, most of the time I just use the Linux kernel's RNG, but when I'm
>> generating a long-term private key, I'll augment /dev/urandom with the
>> output from ChoasKey
>
> Augment…
>
> I hope that means xor, or cat ChoasKey into /dev/urandom.
>

If you allow a newbie question: what is the relation between the entropy 
accumulation in the kernel and the sponge construction in algorithms 
like SHA3?

-- Christian Huitema