PGP 6.5.8 - PGP 7.7.4 compatability with gpg 1.4.2

Alphax alphasigmax at
Mon Sep 18 14:37:02 CEST 2006

Vidas Makauskas wrote:
> Hi,
> I've been crypting files with gpg 1.2.2 on SUSE8.2 distribution.
> Partners use PGP 6.5.8 - PGP 7.7.4 for decrypting.
> I need transfer crypting to SuseEnterpriseServer10 with gpg 1.4.2 by default
> in distribution.
> Problem is, that partners can't decrypt my files now.
> Before encryption i export secret key from SUSE8.2:
> gpg --armor --export-secret-keys SECRET >SECRET.ASC
> and import to SLES10.
> gpg --import SECRET.ASC
> gpg --import PARTNER.PKR - public key
> Our partners cant't decrypt my files now.
> PGP use DH/DSS 1024-4096
> GPG use DSA and ElGamal 1024-2048
> How can I check used key formats and change by default?
> How can I be sure what i use DSA and ElGamal 1024-2048 by default?

There are compatibility options you can set in GPG via either the
command line or ~/.gnupg/gpg.conf (-- is removed for config files):

Use --pgp6 or --pgp7 depending on which version of PGP they are using.

        Death to all fanatics!
  Down with categorical imperative!
OpenPGP key:

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