Given the many instances of email security compromises, it has become vital to provide additional security to emails from the domain administrator level. Security protocols such as Domain-Based Message Authentication, Reporting and Conformance (DMARC), Domain Keys Identified Mail (DKIM), Sender Policy Framework (SPF) and Brand Indicators for Message Identification (BIMI) to prevent address spoofing are considered below. Before getting into the security protocols, spoofing needs to be understo...
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