E-mail authentication and relevant concepts like DMARC, SPF, DKIM, BIMI, MTA-STS, TLS-RPT, RUA, RUF, in addition to the comparison involving AntiSpam and DMARC, along with the idea of DMARC Alignment, are essential in understanding how e mail safety and integrity are managed. Here is an outline of every term:E mail Authentication: This is a approac