[lug] gpg question

[Walter Pienciak]

On Fri, 19 Jan 2001, Phil Rasch wrote:

> I need some GPG advice. I have read the mini-Howto and Privacy
> handbooks but cant find the answer to my question there.
>
> After last weeks nice presentation at the BLUG meeting I am exploring
> GPG. I have installed it, and have now begun to testing rudimentary
> aspects of GPG. After creating a key, the next thing I have done is to
> try encrypting and decrypting a file (following the discussion in the
> handbook) .
>
> When I use the command
>
> gpg --output infile.gpg --encrypt --recipient testkey at tdomain.com infile
>
> I get the following messages.
>
> gpg: Warning: using insecure memory!
> gpg: this cipher algorithm is depreciated; please use a more standard one!
>
> I think I understand the first message. It is due to my not having set
> the permisions suid, right? I think I understand the tradeoffs
> involved here.
>
> But I am confused by the second message. I chose the default DSA/ElGamal
> keypair with a 1024 bit key. What is the "deprecated" message telling
> me?
>
> The encrypted file is correctly translated back to original format
> when I do the decryption and enter my passphrase, but I dont like
> getting messages I dont understand.
>
> Thanks in advance.
>
> Phil
>
> --
> Phil Rasch, Climate Modeling Section, National Center for Atmospheric Research
> Mail     --> P.O. Box 3000, Boulder CO 80307
> Shipping --> 1850 Table Mesa Dr, Boulder, CO 80305
> email: pjr at ucar.edu, Web: http://www.cgd.ucar.edu/cms/pjr Phone: 303-497-1368, FAX: 303-497-1324

Hi,

Yup, the suid issue gets you the first message.  You can make it go away with
    --no-secmem-warning

If you specify a particular algorithm
    --cipher-algo blowfish
the second goes away.

Walter