Protect PDF
Encrypt a PDF with an owner and opening password.
Open toolProtect a sharing copy, remove a known password, or permanently redact selected information from a PDF.
Encrypt a PDF with an owner and opening password.
Open toolRemove protection using the password you already know.
Open toolPermanently cover selected page regions in a flattened copy.
Open toolClear document metadata without uploading the PDF.
Open toolDocument security depends on the task. Password protection controls opening a file, while proper redaction removes underlying content. A visual black box or watermark is not a substitute for redaction.