Simple Mail Transfer Protocol

GPTKB entity

Statements (57)
Predicate Object
gptkbp:instance_of gptkb:protocol
gptkbp:can_be_configured_for relay emails
gptkbp:can_be_encrypted_by STARTTLS
gptkbp:can_be_extended_by SMTP extensions
gptkbp:can_be_used_with webmail services
gptkbp:dependency gptkb:DNS
gptkbp:developed_by gptkb:IETF
gptkbp:first_introduced gptkb:1982
gptkbp:home_port gptkb:25
https://www.w3.org/2000/01/rdf-schema#label Simple Mail Transfer Protocol
gptkbp:is_compatible_with various email standards
gptkbp:is_defined_by gptkb:RFC_5321
gptkbp:is_designed_for file transfer
instant messaging
real-time communication
gptkbp:is_designed_to send emails between servers
gptkbp:is_enhanced_by gptkb:DKIM
gptkb:DMARC
SPF
gptkbp:is_essential_for email delivery
gptkbp:is_implemented_in most email servers
gptkbp:is_monitored_by email tracking tools
gptkbp:is_often_used_in internet communications
gptkbp:is_part_of application layer
email infrastructure
gptkbp:is_related_to email clients
email servers
gptkbp:is_subject_to network latency
spam filtering
gptkbp:is_supported_by major email providers
gptkbp:is_used_in email forwarding
gptkbp:is_vulnerable_to man-in-the-middle attacks
phishing attacks
email spoofing
gptkbp:operates gptkb:TCP
gptkbp:protocol SMTP AUTH
gptkbp:related_to gptkb:protocol
gptkb:Post_Office_Protocol
gptkbp:requires mail user agent
gptkbp:security gptkb:TLS/_SSL
gptkbp:state gptkb:true
gptkbp:successor Mail Transfer Protocol
gptkbp:suitable_for retrieving emails
gptkbp:supports SMTP AUTH
STARTTLS
gptkbp:text gptkb:true
gptkbp:used_for email transmission
gptkbp:uses text-based commands
gptkbp:uses_commands gptkb:DATA
QUIT
HELO
MAIL FROM
RCPT TO
gptkbp:bfsParent gptkb:Internet_protocol_suite
gptkb:RFC_5321
gptkb:RFC_821
gptkbp:bfsLayer 5