ARC
ARC preserves an authentication information string when a message is transferred.
View definitionIT Dictionary
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17matching definitions · 1,058 in the dictionary
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BIMI
BIMI allows some couriers to display a brand logo associated with an authenticated domain.
View definitionDKIM
A cryptographic signature added to the emails to verify their integrity and origin declared.
View definitionDKIM Selector
A selector DKIM identifies the public key DNS used to verify a signature DKIM.
View definitionDMARC
A policy DNS which combines SPF and DKIM to combat the usurpation of email domains.
View definitionDMARC Alignment
Alignment DMARC checks that the domain visible in From corresponds to the domain authenticated by SPF or DKIM.
View definitionIMAP
A protocol that synchronizes emails and folders between a server and multiple devices.
View definitionMTA-STS
MTA-STS allows an area to require TLS for trade SMTP Compatible uphill.
View definitionMX Record
A record DNS which indicates which servers receive emails from a domain.
View definitionPOP3
An old protocol that downloads emails from the server to a device.
View definitionSMTP
The protocol used to send and transfer emails
View definitionSMTP AUTH
The mechanism by which a client authenticates to a server SMTP before sending messages
View definitionSPF
A record DNS which indicates which servers are allowed to send emails for a domain.
View definitionSPF PermError
SPF PermError signals a permanent error making the policy SPF Impossible to assess correctly.
View definitionSPF SoftFail
SPF SoftFail Generally corresponds to the ~all mechanism and indicates that an unauthorized source should be treated with caution.
View definitionSTARTTLS
A command to convert an initially unencrypted connection into a TLS-protected session.
View definitionTLS-RPT
TLS-RPT provides aggregated reports on TLS failures SMTP.
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