![]() It can be safely assumed that when a signature is valid, you know who signed it.Ī digital signature allows users to easily validate whether the contents of a document were changed after it was signed.Ī digital signature ensures that the signer cannot deny that they signed the document. The capture method can be, for instance, taking a picture of a signature on paper, scanning a report with the signature, or catching the drawing of the signs that the person does on a touch screen with a pen, in a mobile phone, tablet or computer with a touch screen. The recipient of the document and signature confidence of the sender's identity validates that the document has not been altered by anyone else since it was signed.Ī digital signature allows precise identification of who created/signed a document. The signatures of the people that sign a PDF document must be captured somehow. For Simple Electronic Signatures (SES), you dont need an account and can get started right away, free of charge. Future-proof your business with electronic signatures. There may be many of these in the document if it has already been. eSign eliminates the need for printing, mailing, and scanning contracts to finalize them, speeding up the process of contract signing. The SDK allows you to utilize all the features provided by the REST API like creating, verifying and searching different types of signature objects in a. ![]() The application needs to look for something in the PDF hex code called a ByteRange. With GroupDocs.Signature Cloud SDK for PHP, we want to help you speed up the adoption of e-Signatures and facilitate the integration of our document signing cloud APIs into your workflows. It can secure and protect a digital document by creating a signing fingerprint uniquely identifying a sender. of Adobe PDF signature documentation. ![]() However an electronic signature also provides certain advantages over an ink-and-paper signature. For PHP 7.Digital Signatures can be considered as the electronic equivalent of a physical signature with ink on paper. This package is developed and tested on PHP >= 7.1. Ask a GlobalSign contact for this document. See "GlobalSign-Digital-Signing-Service-Guide 1.3.pdf" (or newer) for details.
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