On Wed Nov 20 2002; 18:00, Dekun Zou wrote: > 2. I want to get only the 'r' and 's' from a sig file. Can you tell me the > structure of a sig file? See RFC2440 for more information. Especially 'Tag 2' is what you search for: --> 5.2. Signature Packet (Tag 2) 17 Timo