PDF Security

Passwords, redaction and version comparison — the tools you reach for before a document leaves the building.

4 tools · 2 run entirely in your browser

Lock a document with a password so it cannot be opened without one.

Remove a password you already know, so the file opens without prompting.

Cover a region and flatten the page so the text underneath is genuinely gone.

Word-level differences between two revisions, with every change listed.

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