PDF Security & Protection Tools
Protect, secure, and anonymize your PDFs. Lock with passwords, add signatures, watermark, redact sensitive information, and more.
Protect PDF
Add password protection to your PDF. Control who can open and print.
Sign PDF
Add digital signatures to PDF documents for authentication.
Watermark PDF
Add text or image watermarks to PDF pages. Perfect for branding.
Redact PDF
Anonymize sensitive information. Permanently hide text and data.
Flatten PDF
Merge layers and flatten annotations for document security.
Mask Aadhaar
Securely mask Aadhaar numbers in Indian government documents.
When Do You Need Security Tools?
🔐 Protect Sensitive Documents
Add passwords to financial documents, medical records, or contracts before sharing.
✍️ Sign Important PDFs
Digitally sign contracts, agreements, and legal documents for authentication.
💧 Brand Your Documents
Add watermarks to prevent unauthorized copying or distribution.
⬛ Hide Sensitive Info
Redact personal data, addresses, and confidential information permanently.