Top all-time · #5693
CERT Polska
Company blog · cert.pl/postssecurity
CERT Polska is the company blog at cert.pl, writing about security. Since 2012, 14 different Hacker News readers have linked it 21 times, most often “Artemis Security Scanner”. It is still writing: the last post was on 2026-10-30, and you can follow it by feed.
Too few sampled comments (4) to say how often HN recommends it.?
Why HN links it
CERT Polska's posts cover security incident reports and technical analyses, such as malware, an energy sector attack, and a login bypass flaw. HN commenters link them as primary sources.
Summarised by Claude from a sample of 4 HN comments that link here. Each comment is marked recommending, critical or neutral (citing without judging); how this works.
Most-linked posts?
- Artemis Security Scanner2 people · 2 mentions · first linked 2024-01-05
- Attack on Polish Energy Sector [pdf]2 people · 2 mentions · first linked 2026-01-30
What Hacker News says?
Unrelated but similar story: my company (a Polish national CERT) published a technical blog post about how ad fraud proliferates on large online platforms, featuring Meta and Google [1]. Then a magic thing happened: facebook posts that linked to our publication started disappearing within a minute of publication. Including journalists and newspapers. Then posts about how the posts were removed started disappearing.…
Comment linking /posts/2024/11/blokada-na-meta-stanowisko/
on “Facebook is removing stories about pornographic ads”Submitted An Anomaly in the μTorrent network as a story · 183 points
HN discussionIt is worth noting, that domain used by the malware (as well as some other domains) was seized and shut down by .pl's registrar's (NASK) security team (CERT). Here's the report of the operation: https://www.cert.pl/PDF/Report_Virut_EN.pdf
Comment linking /PDF/Report_Virut_EN.pdf
on “CCTV Cameras Sold on Amazon Come with Pre-Installed Malware”Submitted A tale of Phobos – how we almost cracked a ransomware using CUDA as a story · 24 points
HN discussionDirect PDF link: https://cert.pl/uploads/docs/CERT_Polska_Energy_Sector_Incid...
Comment linking /uploads/docs/CERT_Polska_Energy_Sector_Incident_Report_2025.pdf
on “Cert Polska: December 2025 Energy Sector Attack Linked to Russian FSB”Submitted Artemis Security Scanner as a story · 4 points
HN discussionIt's a pretty big one, published today. Fortunately it was found and submitted by a legitimate security researcher, and it was (as far as I know) not used in the wild. Pretty scary to think what could happen instead. Root cause was a shared library (Szafir SDK) used by many Polish commercial and public institutions. It implemented login with Polish e-signature (qualified certificate), but the library API was so conv…
Comment linking /en/posts/2026/05/CVE-2026-9058/
on “Login bypass vulnerability in Polish Social Insurance, Court, and Health systems”Submitted Open letter of CERT Polska employees regarding Przemysław Jaroszewski as a story · 4 points
HN discussionSubmitted Meta is not adequately meeting the demands of CERT Polska as a story · 3 points
HN discussionSubmitted Critical vulnerabilities in MikroTik RouterOS are being actively exploited as a story · 2 points
HN discussionSubmitted Attack on Polish Energy Sector [pdf] as a story · 2 points
HN discussionSubmitted Cert Polska: December 2025 Energy Sector Attack Linked to Russian FSB as a story · 2 points
HN discussionSubmitted Analysis of NGate malware campaign (NFC relay) as a story · 2 points
HN discussionSubmitted Cert-PL open-sources MailGoose scanner as a story · 2 points
HN discussionSubmitted Ad fraud on large online platforms – CERT Polska as a story · 1 points
HN discussionSubmitted The Artemis Security Scanner as a story · 1 points
HN discussionSubmitted Artemis vulnerability scanner is now open source as a story · 1 points
HN discussionSubmitted Reverse engineering ZeuS's P2P botnet as a story · 1 points
HN discussionSubmitted CERT-PL Report: Takeover of Virut domains as a story · 1 points
HN discussionSubmitted Removing ransomware when your computer does not boot as a story · 1 points
HN discussion
