BIMI

An email specification that lets a sender publish its logo through a DNS record (glossary)DNS record One entry in a DNS zone, made of a name, a type, a TTL and data. Full definition of DNS record so that supporting mailbox providers can show it next to messages. It only works for domains whose DMARC policy (glossary)DMARC Domain-based Message Authentication, Reporting and Conformance A DNS-published policy telling mail receivers how to treat email that fails authentication. Full definition of DMARC tells receivers to quarantine (glossary)quarantine A waiting period after cancellation in some ccTLDs when only the former holder can recover the domain. Full definition of quarantine or reject failing mail. Some mailbox providers also ask for a certificate proving rights to the logo.