add-password: This feature allows users to secure their PDFs by adding a password.
remove-password: With this feature, users can remove the password from a secured PDF.
change-permissions: This functionality allows users to change the permissions of a PDF, controlling how others can view and edit it.
add-watermark: This feature enables users to add custom watermarks to their PDFs.
cert-sign: This feature enables users to digitally sign their PDFs using a certificate. For (hand-)written signatures see Features - Additional Utilities --> sign
sanitize-pdf: This allows the user to remove various things within the PDF which may cause security concern such as javascript, files, links, fonts and metadata.
auto-redact: This features lets the user input text (or regex) to be redacted/blacked out from the pdf document.