PDF безбедност
Protect, unlock, sign, and redact PDFs instantly. Add passwords, remove restrictions, and secure your documents. All processing happens in your browser — your files never leave your device.
Shield
Zaštiti PDF
Password-protect PDFs. Set permissions for print, copy, edit.
Unlock
Otključaj PDF
Remove password protection from PDFs you own.
PenTool
Potpiši PDF
Dodaj digital signatures u PDFs. Legally binding e-signatures.
Eraser
Redact PDF
Permanently remove sensitive content from PDFs. Blackout tool.
BadgeCheck
Certify PDF
Dodaj digital certification u PDFs. Long-term validation and timestamps.
Clock
Timestamp PDF
Dodaj trusted timestamps u PDFs. RFC 3161 compliant. Server-side.
Lock
Dodaj Password
Dodaj password protection u PDFs without encryption. Basic access control.
Key
Remove Password
Remove known password from PDFs. Requires current password.