Check PDF Security

Inspect a PDF's protection and permissions.

Analyze a PDF and report its security status — encryption, password protection, permissions and JavaScript. Runs entirely locally in your browser.

How to use

01

Select a PDF

Choose the PDF you want to analyze.

02

Check

Click CHECK. The file is inspected locally.

03

Review the report

See encryption status, permission flags and JavaScript presence.

04

Download (optional)

Save the report as JSON.

Features

Encryption detectionKnows whether the file is encrypted and with what parameters.
Permission reportShows printing, copying and modification restrictions.
JavaScript scanReports whether embedded scripts are present.
LocalAnalysis runs entirely in your browser.

Privacy & security

Security analysis happens locally. The file never leaves your device.

Limitations

  • The report reflects what the PDF standard exposes; exotic encodings may show limited detail.
  • It does not detect malicious intent in content — use a dedicated scanner for untrusted files.

Frequently asked questions

Flags in the encryption dictionary that control printing, copying and editing.

It detects JavaScript and risky structures but is not an antivirus.

Yes, free with no sign-up.

No — the analysis is 100% local.