Electronic mail authentication and connected principles like DMARC, SPF, DKIM, BIMI, MTA-STS, TLS-RPT, RUA, RUF, and also the comparison among AntiSpam and DMARC, plus the concept of DMARC Alignment, are very important in knowing how e-mail stability and integrity are managed. Here's an overview of every expression:E-mail Authentication: This is a