Email authentication and relevant principles like DMARC, SPF, DKIM, BIMI, MTA-STS, TLS-RPT, RUA, RUF, along with the comparison between AntiSpam and DMARC, as well as the principle of DMARC Alignment, are crucial in knowledge how e-mail safety and integrity are maintained. Here's an outline of each and every expression:E mail Authentication: This i