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Email

Hosting an MTA-STS policy using Hugo and Netlify

·5 mins
An MTA-STS (Mail Transfer Agent Strict Transport Security) policy is essential for securing your emails with both encryption and authentication. This helps prevent potential and malicious MITM (man-in-the-middle) attacks which involve interception and tampering during transit through SMTP (Simple Mail Transfer Protocol) used by mail providers. MTA-STS is a fairly new standard which makes email communication much more secure, and has been adopted by Google only a few years ago and Microsoft as of last year. If you have and use your own domain for email, you will need to create, configure, and publish your own MTA-STS policy.