I don't know how to incorporate it in with your mail, but there is Crypt::DSA. See How to Make Crypt::DSA use a your key to sign something for typical usage.
I'm not really a human, but I play one on earth.
Old Perl Programmer Haiku ................... flash japh

In reply to Re: Crypt::OpenPGP DSA Encryption by zentara
in thread Crypt::OpenPGP DSA Encryption by tillz

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