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Robert Graham

Personal blog · cybersect.substack.comsecuritypolitics

Robert Graham writes Cybersect, a personal blog at cybersect.substack.com about security and politics. Since 2022, 13 different Hacker News readers have linked it 13 times, most often “That Secret Service SIM farm story is bogus”. It is still writing: the last post was on 2026-10-09, and you can follow it by feed.

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13mentions?
13HN people?
2022–2026first – last linked?
Links on Hacker News per year · peak 8 in 2025

Musings about cybersecurity. Click to read Cybersect, by Robert Graham, a Substack publication with thousands of subscribers.

Most-linked posts?

  1. That Secret Service SIM farm story is bogus
    4 people · 4 mentions · first linked 2025-09-24

What Hacker News says?

  1. >Why did you put quote marks around the word “legitimate”, like he said the word in his post? They do say that in the associated blog post, though they don't seem to think it's likely to be legitimate. https://cybersect.substack.com/p/that-secret-service-sim-far...

    Comment linking /p/that-secret-service-sim-farm-story

    on “NYC Telecom Raid: What's Up with Those Weird SIM Banks?”
  2. Submitted That Secret Service SIM farm story is bogus as a story · 1058 points

    HN discussion
  3. You can also see his takes on bsky [1] or h blog he posted there [2] [1] https://bsky.app/profile/erratarob.bsky.social [2] https://cybersect.substack.com/p/that-secret-service-sim-far...

    Comment linking /p/that-secret-service-sim-farm-story

    on “NYC Telecom Raid: What's Up with Those Weird SIM Banks?”
  4. Submitted Mudge is a cyber activist, not a business executive as a story · 54 points

    HN discussion
  5. Robert Graham, who is quoted in the article, also wrote a longer piece on his blog (and can probably be more trusted to get technical aspects right): https://cybersect.substack.com/p/did-rogue-techies-spy-on-th...

    Comment linking /p/did-rogue-techies-spy-on-the-president

    on “Tech exec used access to White House computers to look for dirt on Trump”
  6. Submitted Is this hack-back or cyber letters-of-marque? No, but maybe as a story · 5 points

    HN discussion
  7. And, right on time, this article about baseband and the "Horribly scary SIM farm" https://cybersect.substack.com/p/that-secret-service-sim-far...

    Comment linking /p/that-secret-service-sim-farm-story

    on “Ask HN: Can I use grapheneos or flx1 Linux phone to prevent cell tower hacking?”
  8. Submitted Techies vs. the People That Matter as a story · 5 points

    HN discussion
  9. Submitted History: What Happened with Ciscogate as a story · 3 points

    HN discussion
  10. Submitted Reading the Code Around Make_u32_from_two_u16() as a story · 2 points

    HN discussion
  11. Submitted CISA CSRB: Good Riddance as a story · 2 points

    HN discussion
  12. Submitted We Can Harden C as a story · 1 points

    HN discussion
  13. Submitted Explainer: Dominion Vulns Reported by Halderman as a story · 1 points

    HN discussion

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