Protect PDF
Encrypt your PDF with a password so only people you share it with can open it. Uses strong AES-256 encryption. Free, no sign-up.
Free · no sign-in · files deleted right after processing
FAQ
How strong is the protection?
AES-256 — the same encryption standard used by banks. Without the password, the file can't be opened.
What if I forget the password?
There's no backdoor — keep the password somewhere safe.
More tools: Edit PDF, Merge PDF, Split PDF, Extract PDF pages, Remove PDF pages, Rotate PDF, Add page numbers, Watermark PDF, JPG to PDF, Sign PDF, Redact PDF, Fill PDF forms, Compare PDF, Scan to PDF, PDF to JPG, Compress PDF, Repair PDF, Unlock PDF, OCR, Excel to PDF, PDF to Excel, Translate PDF, OCR PDF, AI Summarizer, PDF to Markdown.