Source: libmail-srs-perl Section: perl Testsuite: autopkgtest-pkg-perl Rules-Requires-Root: no Priority: optional Maintainer: Debian Perl Group Uploaders: gregor herrmann , Ansgar Burchardt Build-Depends: debhelper-compat (= 13) Build-Depends-Indep: perl, libdigest-hmac-perl, libmldbm-perl, libtest-pod-perl, libtest-pod-coverage-perl Standards-Version: 4.1.3 Homepage: https://metacpan.org/release/Mail-SRS Vcs-Git: https://salsa.debian.org/perl-team/modules/packages/libmail-srs-perl.git Vcs-Browser: https://salsa.debian.org/perl-team/modules/packages/libmail-srs-perl Package: libmail-srs-perl Architecture: all Depends: ${misc:Depends}, ${perl:Depends}, libdigest-hmac-perl, libmldbm-perl Multi-Arch: foreign Description: interface to Sender Rewriting Scheme The Sender Rewriting Scheme preserves .forward functionality in an SPF-compliant world. . SPF requires the SMTP client IP to match the envelope sender (return-path). When a message is forwarded through an intermediate server, that intermediate server may need to rewrite the return-path to remain SPF compliant. If the message bounces, that intermediate server needs to validate the bounce and forward the bounce to the original sender. Package: srs Architecture: all Section: mail Depends: ${misc:Depends}, libmail-srs-perl Multi-Arch: foreign Description: command-line Sender Rewriting Scheme client The Sender Rewriting Scheme preserves .forward functionality in an SPF-compliant world. . SPF requires the SMTP client IP to match the envelope sender (return-path). When a message is forwarded through an intermediate server, that intermediate server may need to rewrite the return-path to remain SPF compliant. If the message bounces, that intermediate server needs to validate the bounce and forward the bounce to the original sender. . This package contains the srs client that can be used in your .forward files.