Scary "Grampus" Jerry 👻
jerry@infosec.exchange
<p>Recovering CISO<br />May have an orchid problem <br />Bad photography<br />Worse dad jokes<br />The worst Infosec hot takes <br />Podcast: <a href="https://defensivesecurity.org" target="_blank" rel="nofollow noopener" translate="no"><span class="invisible">https://</span><span class="">defensivesecurity.org</span><span class="invisible"></span></a><br />Blog: <a href="https://infosec.engineering" target="_blank" rel="nofollow noopener" translate="no"><span class="invisible">https://</span><span class="">infosec.engineering</span><span class="invisible"></span></a><br />Twitter: <span class="h-card" translate="no"><a href="https://infosec.exchange/@maliciouslink" class="u-url mention">@<span>maliciouslink</span></a></span><br /><a href="https://Infosec.Exchange" target="_blank" rel="nof
Posts
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Please be sure you don’t take your eye off the big node.js/brotli vulnerability while php2shell was sucking all the air from the room. https://www.aikido.dev/blog/python-packages-vulnerable-node2shell-brotli-cve-2026-111497
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These account takeovers are making my hair fall out. Or rather, it would fall out if I had any left.
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Ohh, we just had an old account with 2FA (so password not reset) apparently hijacked and used to send spam (a different kind I hadn’t seen before). That is a good indication some service that uses auth tokens got hit. Now to figure out which
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RE: https://infosec.exchange/@jerry/117457041484080186 To be clear, this ONLY helps with accounts that haven't been accessed in the past 6 months. That means you, who are reading this, could have your mastodon/fedi account taken over if the password you use has been stolen and do not have MFA enabled. Please, make sure you use a unique password here and everywhere and enable MFA. I know it's a PITA, but it makes a difference. thanks
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There are major account take-over problems happening right now on mastodon instances - all appearances are that the actor is using stolen passwords, probably from malware running on desktops. I've suspended hundreds of compromised accounts over the past 48 hours, but only two on mine. If you run a mastodon instance, here is a postgres query I use to randomize the passwords of accounts that have been inactive for 6 months or more. It also removes logged in sessions. This doesn't loc...
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Lots of account take overs today resulting in posts with malicious links tagging dozens of accounts. gird your passwords, my friends. turn on 2fa. don't click on sketchy links.
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said on a meeting today: "This is not a Festivus celebration. We do not need an airing of grievances"
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This explains a lot about what I’ve been experiencing with combatting scrapers. https://blog.includesecurity.com/2026/06/the-smart-tv-in-your-livingroom-is-a-node-in-the-aiscraping-economy/
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A boy can dream... https://www.theregister.com/systems/2026/09/23/an-epyc-trip-to-venice-everything-we-do-and-dont-know-about-amds-256-core-monster-chip/5298614
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I’m seeing more than normal number of account takeovers. Please don’t click on telegram links and for the love of $deity, please use 2fa.
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ok, now I'm going to need y'all to get off my lawn.
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My promotion just came through. s/parent/grandparent
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Today's daily defsec brief: https://www.youtube.com/watch?v=3vMKpXJvKVQ
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Today’s daily DefSec brief: https://youtu.be/5El_S-0NVdU?is=GhaerHdneojCqKOe
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I hope Asia and Europe take good care of the sun while it’s gone. I am very fond of it and will be pretty mad if they break it while it’s over there.
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I’m sure it’s complete coincidental that I get a multi-gigabit bandwidth spike warning shortly after I reject certain signups. Also LOOK AT THIS SUNSET
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This poor guy down there is going on hour 13 of using an hand held angle grinder to prep the ground under the magic mushroom to get a new floor coating.
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I managed to get this recorded and posted before leaving for the beach. Daily DefSec Brief: https://youtu.be/GHYXM5kqWmE?is=wUKy51GumuraEBi_ Next time should have a better view in the background 🙃
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Today&#39;s daily defsec brief: https://www.youtube.com/watch?v=xWOMCv0Tcd0
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Apropos of nothing in particular
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Is anyone aware of work being done to jailbreak DJI cameras? Totally asking for a friend and not for me
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Today's daily defsec brief: https://www.youtube.com/watch?v=LsOsw2OlxSw
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Today's daily defsec brief: https://www.youtube.com/watch?v=Xnm4wbQpvVM
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I just watched a TV segment on the most highly paid podcasters. I was very disappointed to see that for the 15th year in a row, I am not on the list 😢
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Today's daily defsec brief: https://www.youtube.com/watch?v=KF-1PYAJ_qI #clankers
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Anthropic: “our models went rogue and hacked companies way before that OTHER company’s models. And it was way worse and way better at the same time. In completely unrelated news, we are IPOing soon. Don’t forget! XOXO” https://www.anthropic.com/news/investigating-incidents-cybersecurity-evals
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Just a reminder that the costs of hosting is spiraling so if you love the fediverse, please consider supporting your instance if you can afford to do so and your instance accepts support. And my sincere thanks to the infosec donors that make our part of the fediverse possible. :blobheartcat:
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Today's daily defsec brief: https://www.youtube.com/watch?v=eK3Ii6L-fVU
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Today's defsec brief: https://www.youtube.com/watch?v=MGDX5SkL8zQ
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Today's daily defsec brief: https://www.youtube.com/watch?v=8FpNoTUOLKY