Security PDF Tools
Tools for password protection, AES encryption, decryption, and setting document permissions.
What Security Tools Do
Security tools protect your sensitive documents with industry-standard encryption algorithms. Add strong user passwords to lock PDFs, remove password protection from authorized files, or configure explicit permissions to restrict printing, copying, editing, or commenting.
Tools in this Category (9)
Protect PDF
ActivePassword protect your PDF with strong user and owner passwords.
Remove PDF Password
ActiveRemove password protection from authorized PDF files.
Encrypt PDF
ActiveEncrypt document contents using standard AES encryption.
Decrypt PDF
ActiveDecrypt encrypted PDF documents with password authorization.
PDF Permissions
ActiveManage printing, copying, editing, and comment permissions.
Printing Permissions
ActiveAllow or prevent high-resolution printing of your PDF.
Copy Permissions
ActiveRestrict text and image copying from document pages.
Editing Permissions
ActiveLock document pages to prevent modification or page extraction.
Comment Permissions
ActiveControl whether readers can add annotations or fill forms.
Common Workflows
- 1Password protect confidential financial statements before sharing.
- 2Unlock password-protected files when authorized.
- 3Restrict text copying and printing rights on distributed PDF materials.
- 4Encrypt PDF documents using standard AES encryption.
Related Tool Categories
KissThePDF is 100% Free & Open Source
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