How to Digitally Sign a PDF Using a Certificate-Based Signature Without Drawing or Uploading Anything
A digital signature on a PDF provides two things that a handwritten signature image cannot: cryptographic proof of who signed and cryptographic proof...
Can You Sign a PDF With Only a Typed Name Instead of a Handwritten or Uploaded Signature
A contract arrives in your inbox with a request to sign and return it. You do not have a scanned image of your signature, and you do not want to draw...
What Happens to a Digitally Signed PDF After You Merge It With Another File
You have a contract that has been digitally signed by all parties. Now you need to combine it with an appendix, a set of terms and conditions, or...
How to Add an Electronic Signature That Cannot Be Copied or Moved to Another Document
You sign a PDF contract and send it to the client. A week later, you see your signature on a completely different document.
How to Sign a PDF That Requires Signatures in Multiple Different Places on the Same Page
A contract arrives with four signature lines on the same page: one for you, one for your manager, one for the client, and one for the notary.
How to Merge a Physically Signed and Scanned Page Into a Digital Contract PDF
A contract has been negotiated entirely by email. The final version was printed, signed with a pen by the authorized signatory, and scanned back into...
How to Sign a PDF Using Only Your Phone Camera and the Built-In Markup Tools
A contract arrives by email while you are away from your desk. It needs your signature by the end of the day. You have your phone.
How to Create and Save Multiple Signature Styles for Different PDF Documents
You sign contracts with your legal signature, a formal written version of your name. You sign internal approvals with a quick initial.
How to Sign a PDF on Your Phone Using Only the Built-In Tools Without Downloading an App
You get an email with a PDF contract attached. Someone needs your signature on it by the end of the day. You are not at your desk.
How to Add a Fillable Signature Field to a PDF Form for Others to Sign
A PDF form with text fields for name, date, address, and comments is complete except for the most important element: a place for the recipient to...
How to Sign a PDF Using a Touchscreen or Stylus on a Tablet Instead of a Mouse
Signing a PDF with a mouse produces a jagged, wavering approximation of a signature that looks like a seismograph reading rather than a human hand.
How to Sign a PDF Using Only a Mouse Click Instead of Drawing
Drawing a signature with a mouse produces a jagged, childlike scrawl that looks nothing like your actual signature.
How to Build a Checklist for Evaluating and Choosing a PDF Tool
Choosing a PDF tool without a checklist means choosing based on whatever catches your attention during a demo or trial.
How to Sign a PDF as a Witness or Notary Public
A notary public or witness signature on a PDF carries legal weight that a regular electronic signature does not.
What Happens When You Sign a PDF With an Expired Digital Certificate
Digital certificates have expiration dates. A certificate that was valid when a PDF was signed may have expired by the time someone needs to verify...
How to Sign a PDF With a Qualified Electronic Signature Under eIDAS
The eIDAS regulation establishes a legal framework for electronic signatures across the European Union.
How to Sign a PDF With a Trusted Timestamp From a Time Authority
A digital signature applied to a PDF proves that the document has not been modified since signing and that the signature came from a specific private...
How to OCR Scanned Signatures Without Misreading Them as Text
A signed contract is scanned to PDF. The signature at the bottom of the page is part of the page image, just like the printed text above it.
How to Sign Different Pages of a PDF With Different Signatures
A multi-page contract requires signatures on specific pages. The signature page needs a full signature. An initial page needs only initials.
How to Sign a PDF With Multiple Signatures in Sequence
A contract needs signatures from four people. The sales director signs first. Then the legal reviewer. Then the client.
