Domain keys:
DomainKeys is an e-mail authentication system designed to verify the DNS
domain of an e-mail sender and the message integrity. Using the
following command we can enable domain keys for domains in cPanel
server.
===
/usr/local/cpanel/bin/domain_keys_installer username
where, username is the username of the domain.
===
Command to install Domain keys for all cPanel users in a server:
===
for user in `ls /var/cpanel/users`; do /usr/local/cpanel/bin/domain_keys_installer $user; done
===
SPF:
Sender Policy Framework (SPF) is an email validation system designed to
prevent email spam by detecting email spoofing by verifying sender IP
addresses. SPF allows administrators to specify which hosts are allowed
to send mail from a given domain by creating a specific SPF record (or
TXT record) in the DNS zone files. Using the following command we can
enable SPF for domains in cPanel.
====
/usr/local/cpanel/bin/spf_installer username
where, username is the username of the domain.
====
Command to install SPF for all cPanel users in a server:
===
for i in `ls /var/cpanel/users` ;do /usr/local/cpanel/bin/spf_installer $i ;done
===
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