Unlock PDF
Decrypt a PDF with a password supplied by an authorized user.
Protect PDF
Encrypt a PDF with a password and explicit permissions.
Runs on the server· Files: 1 · 50 MB
Files
Serveror choose files from this device. Processing starts only when you press the button.
01 Choose files02 Review03 Process04 Download
Drop files here
or choose files from this device. Processing starts only when you press the button.
How it works
Protect PDF re-checks the output before download. Encryption uses qpdf AES-256. Forgotten passwords cannot be recovered from HXSL Tools.
- 01Add a supported PDF file. The real type is checked before Protect PDF runs, not only the extension.
- 02Use the controls that belong to this task: New PDF password. Files over the stated limits are rejected.
- 03Check size, format and page or pixel counts on the result before downloading. Compression tasks keep the original when they do not save space.
Limits and support
Up to 1 file, 50 MB per input, 300 pages. Runs in the browser where the codec is available; the output is checked before download.
Privacy note
This task uses a server engine. You must consent before upload. Results expire after 15 minutes.
Output
Protect PDF re-checks the output before download. Encryption uses qpdf AES-256. Forgotten passwords cannot be recovered from HXSL Tools.
Options
Protect PDF controls: New PDF password. Limits: 1 file(s), 50 MB each, 300 pages.
Common questions
Which files can I use?
Protect PDF accepts PDF and creates PDF. The actual file type is checked before processing. Encryption uses qpdf AES-256. Forgotten passwords cannot be recovered from HXSL Tools.
Does this task upload my file?
It uses server-side processing. The workspace asks for explicit upload consent before sending the file. This task uses a server engine. You must consent before upload. Results expire after 15 minutes.
Which options are available?
Available controls include: New PDF password. Limits: 1 file(s), 50 MB each, 300 pages.