Hackernews posts about DMARC

DMARC is an email authentication protocol that helps prevent email spoofing by validating the sender's domain name and ensuring the mail server is authorized to send emails on behalf of that domain.

1. What DMARC Protects You From, and What It Does Not (senderledger.com)
   138 points by adulion 27 days ago | 40 comments
2. "DNS Authentication: DMARC Fail" in Mimecast: What It Means and How to Fix It (dmarcguard.io)
   4 points by meysamazad 16 days ago | discuss
3. Tired of paying per domain for DMARC, so I built a self-hosted one (github.com)
   3 points by botw44 30 days ago | 1 comments
4. Expired DMARC endpoint exposed a NYSE Fortune 1000 infrastructure for $10 (www.sh.consulting)
   2 points by alexshakhov 19 days ago | 1 comments
5. Best DMARC Reporting Tools in 2026 (dmarcguard.io)
   2 points by meysamazad 20 days ago | discuss
6. Nearly One Third of P=None DMARC Records Contain Only Two Tags (senderledger.com)
   1 points by adulion 5 days ago | discuss
7. DNSValidate, SPF and DMARC checks with the include chain resolved (dnsvalidate.com)
   1 points by taller 19 days ago | discuss
8. SPF Record Syntax: Mechanisms, Qualifiers, Modifiers, and Macros (dmarcguard.io)
   57 points by meysamazad 27 days ago | 12 comments
9. How to Generate a TLSA Record and Fix the 3 1 1 Mismatch (dmarcguard.io)
   5 points by meysamazad 30 days ago | discuss
10. The Google SPF Record: Setup, Lookup Math, and the Parts Google's Docs Skip (dmarcguard.io)
    1 points by meysamazad 13 days ago | discuss
11. "MTA-STS Policy Is Missing: STSFetchResult.NONE" What It Means and How to Fix It (dmarcguard.io)
    1 points by meysamazad 24 days ago | discuss
12. Show HN: CSP Validator and Generator (dmarcguard.io)
    1 points by meysamazad 29 days ago | discuss
13. Gmail might partially be to blame for receiving emails from other Sean Conners (boston.conman.org)
    32 points by dmarto 13 days ago | 44 comments
14. Readers can't identify watermarked AI text (www.seangoedecke.com)
    10 points by dmarto 8 days ago | 1 comments
15. Achieving Local AI Inference with Go 1.27's SIMD Package (blog.devgenius.io)
    5 points by darccio 20 days ago | discuss
16. The Shape of Go (luislsousa.com)
    3 points by darccio 4 days ago | discuss
17. Infodump about Monkey Island (pants.fishing)
    3 points by dmarinus 16 days ago | discuss
18. Kala Paint (cooldogstudios.com)
    1 points by darcien 5 days ago | 3 comments
19. Brazil2026ElectionFilter (github.com)
    1 points by dmarto 15 days ago | discuss
20. Omarchy development practices lead to predictable security issues (blog.happyfellow.dev)
    294 points by arn3n 4 days ago | 445 comments
21. Show HN: Omacosy – Omarchy-style tiling desktop for macOS, no SIP (github.com)
    57 points by paulsp 10 days ago | 45 comments
22. Try Omarchy as a native, hardware-accelerated app on an Apple Silicon Mac (github.com)
    23 points by jbverschoor 4 days ago | 2 comments
23. Omarchy 4 (Quattro) Released (github.com)
    19 points by mlitwiniuk 16 days ago | 5 comments
24. Omarchy distro gains serious backing (www.theregister.com)
    12 points by joebuckwilliams 2 days ago | 1 comments
25. Omarchy Quattro (twitter.com)
    12 points by tosh 16 days ago | discuss
26. Long March 6C rocket stage fragments in orbit, creating cloud of debris (spacenews.com)
    11 points by bookmtn 1 day ago | discuss
27. Ready set march: Researchers use math to explain sudden activity bursts in ants (engineering.nyu.edu)
    9 points by hhs 21 days ago | discuss
28. A heat spike in March ruined pistachio pollination, decimating crops (www.fresnobee.com)
    9 points by littlexsparkee 25 days ago | discuss
29. Omarchy – Linux that is capitalizing on AI momentum
    8 points by orsenthil 3 days ago | 3 comments
30. Omarchy Quattro [video] (www.youtube.com)
    8 points by nomilk 15 days ago | discuss