Protect PDF

Add password protection to a PDF using AES-256 encryption.

API Endpoint

POST /api/v1/tools/protect-pdf

Accepts multipart form data with a PDF file and a JSON settings field.

Parameters

Parameter	Type	Required	Default	Description
userPassword	string	Yes	-	Password required to open the PDF (1-256 characters)
ownerPassword	string	No	Same as userPassword	Owner password for permissions (1-256 characters)

Example Request

curl -X POST http://localhost:1349/api/v1/tools/protect-pdf \
  -H "Authorization: Bearer si_your-api-key" \
  -F "[email protected]" \
  -F 'settings={"userPassword": "s3cret", "ownerPassword": "0wn3r"}'

Example Response

{
  "jobId": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
  "downloadUrl": "/api/v1/download/a1b2c3d4-e5f6-7890-abcd-ef1234567890/document.pdf",
  "originalSize": 2450000,
  "processedSize": 2500000
}

Notes

• Encryption uses AES-256.
• If ownerPassword is omitted, it defaults to the same value as userPassword.
• Passwords are redacted from audit logs.
• The encrypted PDF requires the user password to open and the owner password (if different) for full permissions.