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Pentagrid AG
Company blog · pentagrid.ch/en/blogsecurity
Pentagrid AG is the company blog at pentagrid.ch, writing about security. Since 2021, 5 different Hacker News readers have linked it 6 times, most often “IBIS hotel check-in terminal keypad-code leakage”. It is still writing: the last post was on 2026-06-17, and you can follow it by feed.
Too few sampled comments (1) to say how often HN recommends it.?
Why HN links it
HN commenters link a blog post on how Firefox's Safe Browsing lookups send download hashes and filenames to Google, and blocking browser requests to Google. The one comment cites it as support for its point.
Summarised by Claude from a sample of 1 HN comments that link here. Each comment is marked recommending, critical or neutral (citing without judging); how this works.
We hack things. Pentagrid performs technically solid security assessments of IT systems for enterprises.
Most-linked posts?
- IBIS hotel check-in terminal keypad-code leakage2 people · 2 mentions · first linked 2024-04-02
What Hacker News says?
> (..) since Firefox shares same "Safe Browsing" database with Google This. Firefox even sends the hash and filename of each download to Google. So if you use Firefox to download the Tor browser, an abortion price list or a secret PDF, Google knows you downloaded it. https://www.pentagrid.ch/en/blog/block_browser_requests_to_g... Disclaimer: The blogpost is two years old, but I assume this is still current.
Comment linking /en/blog/block_browser_requests_to_google_during_security_analysis_in_burp/
on “Incident report: Some GOV.UK URLs blocked by deceptive site warning”Submitted Kiosk mode bypass for an Ariane Allegro Scenario Player based hotel check-in te as a story · 102 points
HN discussionSubmitted IBIS hotel check-in terminal keypad-code leakage as a story · 8 points
HN discussionSubmitted Password reset code brute-force vulnerability in AWS Cognito as a story · 3 points
HN discussionSubmitted IBIS hotel check-in terminal keypad-code leakage as a story · 1 points
HN discussionSubmitted RCE and LPE in a Wide Range of Mitel Unify OpenStage and OpenScape VoIP Phones as a story · 1 points
HN discussion