DKIM
A cryptographic signature added to the emails to verify their integrity and origin declared.
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DKIM Selector
A selector DKIM identifies the public key DNS used to verify a signature DKIM.
View →DMARC
A policy DNS which combines SPF and DKIM to combat the usurpation of email domains.
View →DMARC Alignment
Alignment DMARC checks that the domain visible in From corresponds to the domain authenticated by SPF or DKIM.
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