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01-spf.md

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SPF

  • 스푸핑 및 스팸 방지를 위해서 SPF(Sender Policy Framework) 설정

  • SPF에 대한 자세한 내용은 여기 참조.

  • DNS 설정

    Name Type Data
    ryuar.in TXT v=spf1 a mx -all
    mail.ryuar.in TXT v=spf1 include:ryuar.in -all
    ryuaner.in TXT v=spf1 include:ryuar.in -all
    rryuanerin.kr TXT v=spf1 include:ryuar.in -all

  1. postfix-policyd-spf-perl 설치

    cd /tmp
git clone https://aur.archlinux.org/postfix-policyd-spf-perl.git
chown nobody:nobody -R /tmp/postfix-policyd-spf-perl
cd /tmp/postfix-policyd-spf-perl
sudo -u nobody makepkg --skippgpcheck
pacman --noconfirm -U postfix-policyd-spf-perl-2.011-1-x86_64.pkg.tar.zst
rm -rf /tmp/postfix-policyd-spf-perl/