Thanks for the info. I guess I should have qualified that I wanted to send the cert via a msg/memory encoded, not a file. Any examples of this around?
BP wrote: > I'm busy so partial reply : > > >>if you DER encode instead of PEM encode the data it appears to be much > smaller. Is that correct? > > I guess yes, binary format. > > >>Now if you want to send a certificate to some one is it possible to > send it DER encoded? > > Yes, as a .cer file. > > >> Do you create the cert DER encoded in the first place? > > No, better working with PEM format and converting later when needed with > openssl x509 -inform PEM -outform DER -in ... -out ... > > Barbara Post > > -----Message d'origine----- > De : [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] De la part de Frank > Envoy� : mercredi 17 septembre 2003 19:58 > � : Openssl user grp > Objet : Certificate, encoding and signing questions. > > Well I have a few questions here so hopefully I can get this straight, > if I'm lucky. > > Certificates - Now I have worked with RSA certificates, but if I wish to > do DSA instead of RSA signatures I need to create DSA certificates > right? If so anyone have examples laying around? > > Encoding - Now from some testing I did with PKCS7 structures before if > you DER encode instead of PEM encode the data it appears to be much > smaller. Is that correct? Now if you want to send a certificate to some > one is it possible to send it DER encoded? Do you create the cert DER > encoded in the first place? If so how is that done? Then how is it > read in? I have only used PEM type functions to read in a x509 > cert/private keys. > > Signing data - can I use the sam EVP functions that I did before to sign > with RSA to do DSA? > > Any help would be appraised. > > Frank > > ______________________________________________________________________ > OpenSSL Project http://www.openssl.org > User Support Mailing List [EMAIL PROTECTED] > Automated List Manager [EMAIL PROTECTED] > _____________________________________________________________________ > Envie de discuter en "live" avec vos amis ? T�l�charger MSN Messenger > http://www.ifrance.com/_reloc/m la 1�re messagerie instantan�e de France > > _____________________________________________________________________ > Envie de discuter en "live" avec vos amis ? T�l�charger MSN Messenger > http://www.ifrance.com/_reloc/m la 1�re messagerie instantan�e de France > > ______________________________________________________________________ > OpenSSL Project http://www.openssl.org > User Support Mailing List [EMAIL PROTECTED] > Automated List Manager [EMAIL PROTECTED] ______________________________________________________________________ OpenSSL Project http://www.openssl.org User Support Mailing List [EMAIL PROTECTED] Automated List Manager [EMAIL PROTECTED]
