Once you’ve captured a signature, you can select it in the menu that appears after you click the “Sign” button. Create and insert a handwritten signature. It only takes a few minutes to create a PDF digital signature, which can be saved and reused whenever a document needs to be signed. So, you’ve been asked to digitally sign a document? You can also insert a signature line to indicate where a signature should be written. Unlike other digital signature software mentioned above, you can only digitally sign ODT (OpenDocument Text) files here.
Create your own digital signature. To certify your signature, you will find various ways here, namely: Self-Signed Certificate, Certify using PFX or PVK file, Certify with Personal Storage of Windows User, or Smart Card or eToken certificate. Create a free electronic signature to add a personal touch to emails and letters. Draw a signature manually. The procedure to sign a document with digital certificate is exactly the same as discussed above for OpenOffice Writer. This software to sign PDF also lets you choose if you want to keep your signature visible or hidden.

Let me show how to digitally sign PDF using Perfect PDF Reader.
Its preferable if you have a touch sensitive device or a digital drawing pad, else you can use your mouse too. Before you sign document digitally, you will have to create one. You’ll be prompted to either create a signature by dragging your finger over the trackpad, or by signing a piece of paper and scanning it with your webcam. Perfect PDF Reader is a free PDF reader software which lets you digitally sign PDF. It lets you quickly create your own sign and add it to your document. Sign an Adobe Document with Your Digital Signature 1) Make ALL necessary changes (if any) to your document first, before signing. To digitally sign PDF using this software, you will need to keep a certificate file handy in PFX format, along with its password (if any). There are 3 ways in which you can digitally sign a document: It lets you save up to 2 digital signatures to apply on documents instantly. You can set signature position to define where your signature will be placed on the document. A cloud signature or “remote signature” is a type of certificate-based digital signature that uses standard protocols to generate an e-signature using digital identity certificates that are provided as-a-service in the cloud from anaccredited trust service provider (TSP). If you do not want to purchase a digital certificate from a third-party certificate authority, or if you want to digitally sign your document immediately, you can create your own digital certificate by selecting the Create your own digital ID option in the Get a Digital ID dialog box. Think of it as a plain image without a digital fingerprint. The signed PDF will be saved as a new document on your PC. After setting up the signature position, fill other required fields and hit the Sign It button. Legally binding electronic signatures empower you to sign documents online using a desktop, tablet, or mobile phone. If you choose to type a signature, you will have to type a text and then you can choose from various fonts that look like handwriting. This free tool helps you create a free downloadable electronic signature, which is the same as an online signature. Click on the signature field. How to Create Digital Signature: Step-By-Step Guide. Digital certificates are digital seal of approval for authenticity. Save the document. Signature creator is a simple, fast and free tool for making custom electronic/email/font signature. With the PDF sign, you can add Signature Name or an image with description, Customizable signature text, Background image, Location, and Contact info. Digital Certificates may be Windows Keystores, JKS files, or PFX files. Enter Signature MetaData if required where you can enter Author, Title, Subject, Keyword, Creator, and Producer. Annotate PDF, attach a file, modify document security settings, and do much more. However, you must first learn how to create digital signature in PDF to be successful at it.