Digital Signature Certificate (DSC) is a means of electronically signing documents to verify the authenticity of the person signing. It can be substituted for a physical handwritten signature. DSC is valid only if it created as per the provisions laid down under the Information Technology Act, 2000.

How do I know if a invoice is digitally signed?

Right-click the Digitally signed notice at the top of the invoice, and select Show signature properties. Review the signature's certificate details in the 'Summary' tab of the 'Certificate Viewer' window. Verify that the signature belongs to the Google entity that issues your invoices.

What does it mean when something is digitally signed?

A digital signature is a mathematical technique used to validate the authenticity and integrity of a message, software or digital document. It's the digital equivalent of a handwritten signature or stamped seal, but it offers far more inherent security.