Office 2013 In Depth

Encrypting Email and Using Digital Signatures

You can choose to raise the bar for email security by encrypting your email. Encrypted email is mail that has been transformed using a mathematical algorithm. The only way to read encrypted mail is to decrypt the mail. Outlook uses digital certificates to verify the sender of encrypted email. If you don’t want to encrypt your emails, you can use a digital certificate (also known as a digital ID) to verify the authenticity of the email that you send.

To send encrypted email, you must obtain a digital certificate. If you work at a company that wants you to encrypt your email, it should provide you with a digital certificate. If you run your own small business or work at home and feel the need to encrypt ...