Zig

PDF Protection Examples for Zig

• Password-Protect a PDF with AES-256 Encryption
• Restrict Printing, Copying and Editing of a PDF
• Get the Encryption and Permissions of a Loaded PDF
• Find Out Whether a PDF Needs a Password Before Loading It
• PDF Owner Password vs. User Password
• Remove the Password and Encryption from a PDF
• Remove the Restrictions from a PDF
• Change the Passwords of an Encrypted PDF
• Change the Permissions of an Encrypted PDF
• Choose the PDF Encryption Algorithm: AES-256, AES-128 or RC4
• Encrypt a PDF for a Certificate Instead of a Password
• Encrypt and Sign a PDF, and Sign an Encrypted PDF