Top all-time · #8812
EasyDMARC
Company blog · easydmarc.com/blog · on HN as easydmarcsecurity
EasyDMARC is the company blog at easydmarc.com, writing about security. Since 2018, 8 different Hacker News readers have linked it 10 times, most often “Google spoofed via DKIM replay attack: A technical breakdown”. It is still writing: the last post was on 2026-10-28, and you can follow it by feed.
Too few sampled comments (6) to say how often HN recommends it.?
Why HN links it
HN commenters link EasyDMARC's guides and blog posts on SPF, DKIM and DMARC, including a DKIM replay breakdown, as references, and discuss the company's pricing and free tier.
Summarised by Claude from a sample of 6 HN comments that link here. Each comment is marked recommending, critical or neutral (citing without judging); how this works.
Operate DMARC, email authentication, DNS, sender insights, threat intelligence, and deliverability from one connected EasyDMARC Email Trust Platform.
Most-linked posts?
- Google spoofed via DKIM replay attack: A technical breakdown2 people · 3 mentions · first linked 2025-04-22
What Hacker News says?
we use https://easydmarc.com/pricing and fit in the free tier. I've found that not that many MTAs actually report to the DMARC URLs when they decide to discard the email so it's not as useful as it could be.
Comment linking /pricing
on “See how DMARC, SPF, and DKIM work interactively”Submitted Google spoofed via DKIM replay attack: A technical breakdown as a story · 305 points
HN discussionMany of our emails were blocked because our SPF record was correct for our domain, but not correct for the Return-Path domain. There is no mention of Return-Path in the guide, but it's essential to get this right. https://easydmarc.com/blog/how-does-an-spf-record-work/
Comment linking /blog/how-does-an-spf-record-work/
on “Understanding SPF, DKIM, and DMARC: A Simple Guide”Submitted Google spoofed via DKIM replay attack: A technical breakdown as a story · 1 points
HN discussionThere have been cases recently of exploits that successfully spoof valid DKIM credentials too: https://easydmarc.com/blog/google-spoofed-via-dkim-replay-at...
Comment linking /blog/google-spoofed-via-dkim-replay-attack-a-technical-breakdown/
on “Scammed out of $130K via fake Google call, spoofed Google email and auth sync”I tried EasyDMARC in the past [1], it's easy to use but the free plan is very limited and the cheapest plan is a bit too pricey for me. [1] https://easydmarc.com/
Comment linking /
on “Gmail and Yahoo’s 2024 inbox protections and what they mean for email programs”I came here to say the opposite. Is this the screenshot you're mentioning? https://easydmarc.com/blog/wp-content/webp-express/webp-imag... If I received an email from google with text formatted like this. I would automatically have doubts it's anythig genuine. While Gmail isn't anything to boast about UI wise. Google often have good enough an consistent UI patterns where this screenshot looks like there was no thoug…
Comment linking /blog/wp-content/webp-express/webp-images/doc-root/wp-content/uploads/2025/04/1744359709180-767x1024.png.webp
on “Google spoofed via DKIM replay attack: A technical breakdown”We literally just ran into another issue with SPF: the SPF Lookup Limit [1] , which could cause receiver servers to bounce your email back with an "SPF PermError". If your SPF record causes receiving mail servers to lookup too many domains, some receiving mail servers will reject your email, even when the email itself passes all SPF/DKIM/DMARC checks. The tricky part of that to diagnose - which [1] talks about, and…
Comment linking /tools/spf-lookup
on “Learn and Test DMARC”1. Respond promptly -- especially to negative reviews. 2. Beware of spammers and others with evil intentions ... https://easydmarc.com can help to protect your domain and brand
Comment linking /
on “PROTECTING Your BRAND: WHY IT IS IMPORTANT and WHAT Your OPTIONS ARE”
