OpenDMARC
DMARC policy enforcement filter for mail servers
OpenDMARC is a free implementation of the DMARC specification that checks the alignment of SPF and DKIM and enforces sender policies. It produces aggregate reports for domain owners.
Key features
- DMARC policy enforcement
- SPF and DKIM alignment
- Aggregate report generation
- Milter integration
Strengths
- Released under the BSD-3-Clause license
- Written in C
- Tiny footprint — runs in 64 MB RAM
OpenDMARC replaces
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