On Tue, Jul 26, 2016, Jim Carroll wrote: > Steve -- thanks, but I don't think I was clear enough. > > I am trying to get back the signed content, but when I call PKCS7_decrpyt() > I get back an empty buffer. Is this my flawed understanding of > PKCS7_sign(). Is there some other way to get back the original signed > content that I'm missing? > That is the overlapping buffers bug (ticket 4628). I suggest you try pre5 instead of the current master or wait for this bug to be fixed Steve. -- Dr Stephen N. Henson. OpenSSL project core developer. Commercial tech support now available see: http://www.openssl.org