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. A Real-World Lesson – The Missing DMARC Configuration (www.defendflow.xyz)
   2 points by riyao_lin 6 days ago | discuss
2. Show HN: DMARC report parser as a single Go binary (SQLite, no Elasticsearch) (github.com)
   2 points by meysamazad 27 days ago | discuss
3. Show HN: DefendFlow Radar – An attacker-view recon engine for domains
   1 points by riyao_lin 6 days ago | 1 comments
4. Show HN: Cllavio – Email Marketing and Email API platform built from scratch (cllavio.com)
   1 points by vullnetsahiti 13 days ago | discuss
5. Marble by World Labs: Multimodal world model to create and edit 3D worlds (marble.worldlabs.ai)
   48 points by dmarcos 20 days ago | 20 comments
6. Dnstap-receiver: a dnstap streams receiver in Python (github.com)
   1 points by fanf2 16 days ago | discuss
7. Big Tech's economy-wide trust collapse (rjionline.org)
   6 points by dmarti 22 days ago | 3 comments
8. Xtd: Modern C++20 framework (CLI, GUI, unit tests) (gammasoft71.github.io)
   2 points by dmacvicar 6 days ago | discuss
9. Live Asteroid and Neo Visualization (untilanasteroid.com)
   2 points by dimarco 18 days ago | discuss
10. Ray Marching Soft Shadows in 2D (2020) (www.rykap.com)
    198 points by memalign 6 days ago | 31 comments
11. Norwegian code calendar parodies Omarchy (tomarchy.kode24.no)
    4 points by retrojorgen 1 day ago | 1 comments
12. Cross-Channel Plumbing Fuelled the Allied March on Berlin (hackaday.com)
    3 points by beardyw about 4 hours ago | discuss
13. Show HN: Visualization of Chopin 2025 competition ratings (marcindulak.github.io)
    1 points by marcindulak about 4 hours ago | discuss
14. Steam on Linux Use Easily Hits an All-Time High in November (www.phoronix.com)
    7 points by marcodiego about 22 hours ago | discuss
15. Understanding SPF, DKIM, and DMARC: A Simple Guide (github.com)
    443 points by miles over 1 year ago | 119 comments
16. Spammers are better at SPF, DKIM, and DMARC than everyone else (toad.social)
    429 points by pabs3 8 months ago | 253 comments
17. BIMI and DMARC Can't Save You: The Overlooked DKIM Exploit (www.zone.eu)
    123 points by obscurette over 1 year ago | 47 comments
18. I figured out how DMARC works, and it almost broke me (simonandrews.ca)
    114 points by stanislavb over 1 year ago | 40 comments
19. Show HN: DMARC Checker (dmarcchecker.app)
    70 points by awulf almost 2 years ago | 21 comments
20. Everybody's aware that Google will start enforcing DMARC Feb 1st, right? (easydns.com)
    35 points by StuntPope almost 2 years ago | 18 comments
21. Google DMARC Policy Changes?
    32 points by flajr 6 months ago | 9 comments
22. Learn and Test DMARC (www.dmarctester.com)
    13 points by nullindividual almost 2 years ago | 4 comments
23. Test and learn how DMARC, SPF and DKIM work (www.dmarctester.com)
    11 points by blorenz over 1 year ago | 2 comments
24. DMARCbis is around the corner: what's changing (dmarcwise.io)
    10 points by matteocontrini about 1 year ago | 6 comments
25. Show HN: Free Local DMARC Report Analyser (dmarc.so)
    4 points by ShaggyHotDog 9 months ago | discuss
26. Ask HN: Small newsletter creators, how do you handle DMARC?
    3 points by msadowski almost 2 years ago | 2 comments
27. How to Implement DMARC Records (mailtrap.io)
    3 points by dzenanakajtaz almost 2 years ago | 1 comments
28. DMARC: The Good, the Bad and the Ugly (www.wordtothewise.com)
    3 points by upofadown about 1 month ago | discuss
29. What Is DMARC and How to Set It Up for Your Organization? (www.ssl2buy.com)
    3 points by riyasanderp over 1 year ago | discuss
30. US Says North Korean Hackers Exploiting Weak DMARC Settings (www.securityweek.com)
    3 points by LinuxBender over 1 year ago | discuss
31. SPF, DKIM, and DMARC in 2024: Analyzing the Top 1M Domains (dmarcchecker.app)
    3 points by awulf over 1 year ago | discuss
32. Email Spoofing Exploits SPF and DMARC: A Cybersecurity Deep Dive (undercodetesting.com)
    2 points by rolph 3 months ago | discuss
33. DMARC (dmarc.org)
    2 points by tosh over 1 year ago | discuss
34. The SPF / DKIM / DMARC Best Practices 2024 (www.uriports.com)
    2 points by freddieleeman almost 2 years ago | discuss
35. Show HN: Free DMARC Checker – Verify your domain meets sender requirements (sidemail.io)
    1 points by slonik about 1 month ago | 1 comments
36. Dmarcian: Block of NL-Based Traffic (dmarcian.com)
    1 points by mrngm over 1 year ago | 1 comments
37. Show HN: I Built a Free SPF, DKIM, DMARC Generator for Cold Outbound (florianwueest.com)
    1 points by florianwueest 3 months ago | discuss
38. Ask HN: Also receiving Google DMARC Report duplicates?
    1 points by stockhorn25 3 months ago | discuss
39. The State of DMARC in .DE in March 2025 (sys4.de)
    1 points by janeric 8 months ago | discuss
40. Everybody's aware that Google will start enforcing DMARC Feb first, right? (old.reddit.com)
    1 points by StuntPope almost 2 years ago | discuss
41. Demystifying DMARC Alignment (www.uriports.com)
    1 points by freddieleeman almost 2 years ago | discuss
42. Ask HN: Is there hope for Microsoft 365 support?
    63 points by joaopbnogueira 7 months ago | 57 comments
43. Show HN: A commenting system that works via email (r3ply.com)
    49 points by asimpletune almost 2 years ago | 14 comments
44. Ask HN: Proofpoint is blocking our emails. Any recourse?
    23 points by internet1776 about 1 year ago | 25 comments