Security3 min read
PDF passwords and permissions, explained
Open passwords, owner passwords, AES-256 and permission flags — what each one protects, what it doesn't, and how to use them properly.
Read article
Blog
Guides, tips and behind-the-scenes on working with PDF documents.
Filtered by SecurityShow all articles
Security3 min read
Electronic signature vs. digital signature — which one do you need?
A drawn signature on a PDF and a certificate-backed digital signature are not the same thing. Here is what each one proves, and when a simple e-signature is enough.
Read article