The document is opened on your device.
The password stays on your device: it is not sent nor stored by us.
You get the encrypted PDF, which will not open without the password.
The file does not leave your device. Thirty-three tools out of forty.
No, and this is not a Plicum limitation: encryption that can be bypassed does not protect. We do not store the password — it is never uploaded to our servers — so we could not recover it even if we wanted to. Keep it safe before distributing the document.
The document is encrypted with AES, the standard used by protected PDFs. Strength depends mostly on the chosen password: a short password remains the weak point even with solid encryption.
Yes: they are two separate things. You can restrict printing, copying and editing while leaving the document openable by anyone. Be aware, though, that those limits are enforced by the PDF reader, and not every reader honours them equally.
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