Re: What to include with signed documents?

2009-05-15 Thread Lasse Kliemann
* Message by -Dr. Stephen Henson- from Fri 2009-05-15: [ ... how to pinpoint correct certificate ... ] > The -certfile option can contain a whole load of certificates and the hint in > the PKCS#7 structure will be used to locate the correct one. Ok. There is another thing that I do not understa

Re: What to include with signed documents?

2009-05-15 Thread Lasse Kliemann
* Message by -Dr. Stephen Henson- from Thu 2009-05-14: > It does sound like S/MIME does exactly what you want using a detached > signature. That would be preferable as opposed to inventing an incompatible > version with possible security issues. Ok, so how do I generate such a detached signature?

Re: What to include with signed documents?

2009-05-14 Thread Lasse Kliemann
* Message by -Lasse Kliemann- from Thu 2009-05-14: > I thought that maybe including the certificate _fingerprint_ > would be a good idea, when using OpenSSL. Then, recipients can > sort their trusted certificates by fingerprint. However, it > appears to be common practice to sort

What to include with signed documents?

2009-05-14 Thread Lasse Kliemann
Assume that I sign a document's digest with 'openssl dgst -sign ...' and distribute the document with the signature. How can I help recipients to find a corresponding certificate (i.e., one that contains a public key to successfully verify the signature and usually which also contains some iden

SHA1 checksum mismatch on openssl-0.9.8f tarball

2007-10-12 Thread Lasse Kliemann
The file at http://www.openssl.org/./source/openssl-0.9.8f.tar.gz.sha1 contains the checksum 0a0a3fd9be3d46053df2e91b6eb8a3b4348c793c whereas the file at http://www.openssl.org/source/openssl-0.9.8f.tar.gz (even after repeated download) has SHA1 checksum e8716370093b112763ace0c66c06a0d604