Sign a PDF
Draw or type your signature, put it where it belongs and save. A digital signature with your own certificate is one switch away. Nothing is uploaded.
Drag to reorder. Shift or Ctrl picks several. Double-click to open a page.
How to sign a PDF
Drop the PDF, draw or type your signature, drag its box into place, add the date or initials if you like, and press Sign PDF. With your .p12 or .pfx certificate it can also be signed digitally.
Drop the PDF
Its pages show as a grid; the signature goes on the last page unless you pick another.
Make your signature
Draw it with a mouse, finger or pen, type your name in one of three handwriting styles, or choose a picture of it. Tick Date or Initials to add those.
Place it and sign
Drag the boxes on the page and pull their corners to size them, then press Sign PDF. Turn on Digital signature to sign with your certificate too.
Other PDF tasks
More for PDFs
Questions
In many places an electronic signature is valid for everyday agreements, but the rules depend on the country and the document. Check what yours needs; some require a qualified digital signature.
Your certificate signs the file (PAdES B-B), so any later change shows. It has no trusted timestamp: the signing time comes from your device’s clock.
Yes, digitally: your signature is added after the others, so theirs stay valid as long as you add no date or initials. Other changes break the earlier signatures, and the page says so.
Yes. Tick Initials and leave On every page on: they go in the same corner of every other page.
No. The PDF is signed by your browser, on your device; the certificate and its password never leave it.