SPF (Sender Policy Framework)

GPTKB entity

Statements (49)
Predicate Object
gptkbp:instance_of gptkb:XMPP_Extension_Protocol
gptkbp:bfsLayer 4
gptkbp:bfsParent gptkb:Open_DKIM
gptkbp:based_on IP address validation
gptkbp:can_be_used_with subdomains
other authentication methods
gptkbp:can_create if not properly configured
gptkbp:defines gptkb:RFC_7208
gptkbp:developed_by gptkb:Paul_Vixie
gptkbp:first_introduced gptkb:2003
https://www.w3.org/2000/01/rdf-schema#label SPF (Sender Policy Framework)
gptkbp:is a standalone solution
a foolproof method
a complete solution for email authentication
a replacement for traditional email security
gptkbp:is_adopted_by non-profit organizations
many organizations
gptkbp:is_evaluated_by spam filters
email delivery process
receiving mail servers
gptkbp:is_implemented_in email service providers
various email servers
IS Ps
gptkbp:is_often_used_in corporate environments
gptkbp:is_part_of email security measures
email authentication frameworks
anti-spam strategies
email deliverability strategies
email validation processes
gptkbp:is_protected_by phishing attacks
gptkbp:is_related_to email headers
gptkbp:is_subject_to domain owner control
gptkbp:is_supported_by email clients
most major email providers
gptkbp:is_tested_for SPF record checkers
gptkbp:is_used_in business email systems
gptkbp:is_used_to reduce bounce rates
improve sender reputation
gptkbp:operates mail servers
gptkbp:products email filtering systems
gptkbp:provides a way to specify authorized sending hosts
gptkbp:purpose prevent email spoofing
gptkbp:related_to gptkb:DKIM
gptkb:DMARC
gptkbp:requires TXT record in DNS
gptkbp:setting leading to delivery issues
gptkbp:specifies which mail servers are allowed to send email on behalf of a domain
gptkbp:updates as email sending practices change
gptkbp:uses DNS records