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GnuPG 1.4.23 for DOS (Announce)

posted by rosegondon, C:\DOS, 09.05.2024, 21:08

> Interesting that we are getting different results in qemu. Would you be
> willing to post your qemu options?
All default. My QEMU-based DOS 6.22 is started just like that:

qemu-system-i386 -hda dos.img


> > So I am sure that pool was full when GPG started.
>
> Thanks for that information. Do you recall where you got chknois? I
> searched and the search engine gave me results for chkdsk and chinois.
This is a tool I wrote in Turbo Pascal as a showcase for my NOISE.SYS API
library: https://pastebin.com/raw/D38aUPYi

> Both the gnupg and NOISE documentation say NOT to use /dev/urandom and
> URANDOM$ for private key generation, because it is effectively a
> pseudo-random number generator, and not cryptographically strong.
>
> One possible workaround would be for me to patch gnupg to honor the
> RNG_DEVICE environment variable so that end users can set it to
> /dev/urandom$ even though the documentation explicitly says NOT to do so.
> This would guarantee key generation in spite of inadequate entropy.
This is a good idea. I would like to test relevant GPG build.

> Which type of key are you generating and how many bits? I don't know for
> sure, but it seems to me that 512 bytes (4096 bits) ought to be enough
> random data to generate a 1024 bit RSA key.
I always use 4096-bits or larger RSA keys.

---
echo g=ffff:0|debug>nul

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