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  1. Digital signatures and certificates - Microsoft Support

    A digital signature is an electronic, encrypted, stamp of authentication on digital information such as email messages, macros, or electronic documents. A signature confirms that the information …

  2. Obtain a digital certificate and create a digital signature

    What is a digital signature? A digital signature or ID is more commonly known as a digital certificate. To digitally sign an Office document, you must have a current (not expired) digital certificate.

  3. Obtain a digital certificate and create a digital signature

    What is a digital signature? A digital signature or ID is more commonly known as a digital certificate. To digitally sign an Office document, you must have a current (not expired) digital certificate.

  4. Introduction to digital signatures - Microsoft Support

    To add a digital signature to a form or a form template, a digital certificate is required. You can obtain a digital certificate through a commercial certification authority or from your internal security administrator.

  5. Add or remove a digital signature for Microsoft 365 files

    What is a digital signature? A digital signature is an electronic, encrypted, stamp of authentication on digital information such as e-mail messages, macros, or electronic documents. A signature confirms …

  6. Set up Outlook to use S/MIME encryption - Microsoft Support

    Digital signatures verify the identity of the sender of an email message. When you receive a message containing a digital signature, you can trust that the sender is who they say they are.

  7. Secure messages with a digital ID in Outlook - Microsoft Support

    Your digital signature, which includes your certificate and public key, originates from your digital ID. And that digital ID serves as your unique digital mark and signals the recipient that the content hasn't …

  8. Add or remove a digital signature for Microsoft 365 files

    What is a digital signature? A digital signature is an electronic, encrypted, stamp of authentication on digital information such as e-mail messages, macros, or electronic documents. A signature confirms …

  9. Enable or disable digital signatures - Microsoft Support

    A digital signature is used to authenticate digital information — such as form templates, forms, e-mail messages, and documents — by using computer cryptography. Once a form is signed, either the …

  10. Insert a signature in a Word document - Microsoft Support

    You can scan your signature and store it as a picture to insert in the document. You can also insert a signature line to indicate where a signature should be written.

  11. Send a digitally signed or encrypted message for Mac

    A digital signature on an e-mail message helps the recipient verify that you are the authentic sender and not an impostor. To use digital signatures, both the sender and recipient must have a mail application …