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Fz

@fz

INT 0x80

Joined October 2008
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Exciting news. I am starting a company! mattklein123.dev/2023/06/12/…

The next chapter: bitdrift

Today I am thrilled to announce a watershed moment in my career: I am starting a company! Before I get into the details of what the new company is about, I will start with a bit of recent history. Dur

mattklein123.dev
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Super excited about this new chapter in my career, I join @lyft as the new head of security and privacy! We have openings in our team (US & Mexico). Please DM if you are interested.
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A forgotten thing on the intranet with default creds with no security stack that is a perfect place to hide.
Raspberry Pi (@Raspberry_Pi) profile pictureRaspberry Pi
@Raspberry_Pi10 Sep 2018
How would you explain to people what a Raspberry Pi is in no more than 280 characters?
Image from Raspberry Pi (@Raspberry_Pi)
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20 Years ago, members of Lopht testified in front of congress.
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Also: Never killed wife teapaw.org/thesquashSH/status/999… – at Newport, RI
Nick Sweeting (@thesquashSH) profile pictureNick Sweeting
@thesquashSH24 May 2018
ZFS is consistently one of the nicest pieces of software I've ever had the pleasure of using. Rock-solid features, well designed CLI, never surprising in the choices it makes, and everything Just Works. @OpenZFS @OpenZFSonLinux 👏 👏 👏
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#infosec newstatesman.com/science-tec… The new battle over genetic privacy: How DNA sites became a police weapon
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OH (from an awesome Lyft driver): “Today has been great. I’ve been blessed by the algorithm.” Immediately had an eerie feeling that this could become an increasingly common way to describe a day.
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an llvm pass that checks if you’re doing ok
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#Barcelona, as viewed from #milanesat
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Levels of programmer enlightenment: - my software is shit - all software is shit - everything is shit
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It's always too late for opsec
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2003: "Help, why did you infect me with this worm?" "Because fuck you that's why. Fuck society. Hack the planet." 2016: "Pay me Bitcoin."
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1977: Security expert and hacker Barnaby Jack was born in Auckland, New Zealand. RIP, Barnaby.
Image from Today In Infosec (@todayininfosec)
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Almost everyone needs a drink, only they don't know it.
Image from Victoria (@impostura)
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Current Status: watching cars driving down a highway outside of Tokyo this morning, from our own satellites, from FUCKING SPACE!
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Turns out you can't trust your users' clocks: eng.lyft.com/freezing-time-6… So we wrote a Swift NTP library you can trust github.com/lyft/Kronos
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At WWDC @fz took photos of the wall, and ocr'd it, details: medium.com/@fz/reversing-the… text version: wwdcwall.com/
Reversing the wall

Reversing the wall

At Lyft we foster a culture of curiosity because we believe curiosity is the root of innovation and by following our inquiries we sometimes…

medium.com
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There are 10 kinds of infosec people
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👍💁Highly recommended: Watch @SmileyKeith's fascinating talk on Lyft's rewrite in Swift skilled.io/keithsmiley/tales…
Image from Swift Summit (@SwiftSummit)
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