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Protect PDF
Add password protection and secure your PDF with AES-256 encryption.
AES-256 encryptionBrowser processingUp to 50 MB
Drag and drop your file here
or click to browse
PDF only · Maximum 50 MB
AES-256
Strong PDF encryption.
Permissions
Control printing and copying.
Private
Process the document locally.
Protect PDF online with ClearKitPDF
Add password protection to sensitive documents before sharing, storing, or sending them. ClearKitPDF uses browser-side processing for this tool, so your PDF and password stay on your device during encryption.
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ClearKitPDF · PDF tools made simple.