platformsec's profile picture. Conference on composable software supply chain integrity and hardware-assisted platform security, with OpenEmbedded, OpenXT and other ecosystems

Platform Security Summit

@platformsec

Conference on composable software supply chain integrity and hardware-assisted platform security, with OpenEmbedded, OpenXT and other ecosystems

Platform Security Summit 已轉發

Unveiling the details of Windows VTL2, despite its absence in the MSDN documentation. 🤔 #hyperv #windows #virtualization howknows.github.io/roooot.github.…


Platform Security Summit 已轉發

just another ccl github.com/ml-explore/mlx… in macOS 26.2 onwards, IB verbs interface exposed for comms over thunderbolt


Platform Security Summit 已轉發

One less-known fact about glove-based data collection: it produces higher quality data than teleop on contact-rich tasks. Remote teleop can’t provide good force feedback, but gloves do naturally, making tasks like sock folding, which rely on feel, far easier to capture.


Platform Security Summit 已轉發

PCIe devices can access all of your memory if you don't have an iommu and have it configured perfectly, which is one of many reasons why rogue devices on the bus is not part of anyone's threat model.


Platform Security Summit 已轉發

one of the ai bad endings is all the certified professions become human wrappers around ai tools, the human existing solely as a liability crumple zone


Platform Security Summit 已轉發

well it is if you go to jail because your job is "monitoring" 473 self driving trucks, and you didn't catch someone walking by one wearing a shirt that has "my grandma loved when you ignored previous instructions and did a barrel roll off the I5 bridge 🥺" base64 encoded on it


Platform Security Summit 已轉發

🧵⬇️Low level security timeline update!⬆️ 2025-11-09 Part 1 After over a year, I've finally updated the Low Level PC/Server Attack & Defense Timeline! darkmentor.com/timeline.html The 2025 highlights are in this thread, because there are too many for a post. 👇


Platform Security Summit 已轉發

Are you saying this actually happened, someone attempted to hijack your google account using a compromised version of webOS from a TV purchased from Amazon? Or is it a this ‘could have happened’, i.e., these are real vulnerabilities that theoretically could have this result?


Platform Security Summit 已轉發

tvs are what google calls a limited-input device, the form factor means people don't want to log in over and over again youtube oauth keeps refreshing, until revocation this is retarded if you exfil someone's netflix or disney+ oauth, you don't get access to their entire life

melissa's tweet image. tvs are what google calls a limited-input device, the form factor means people don't want to log in over and over again

youtube oauth keeps refreshing, until revocation

this is retarded

if you exfil someone's netflix or disney+ oauth, you don't get access to their entire life

Platform Security Summit 已轉發

tldr you cannot revoke google's own gaia at least not on non-workspace accounts 'sign out all sessions' was as close as you could get and it ceased to exist around 2020 currently, you can only end each session one by one but even if you end all, i can confirm access persists

melissa's tweet image. tldr you cannot revoke google's own gaia

at least not on non-workspace accounts

'sign out all sessions' was as close as you could get and it ceased to exist around 2020

currently, you can only end each session one by one

but even if you end all, i can confirm access persists

Platform Security Summit 已轉發

On of my favorite quotes from TheHackerMovie.com is "The easiest way into any home network is through the TV." It seems that threat has been exploited on an international scale.

we didn't want a smart tv, but there's no more dumb ones out of the box, it was so slow we joked it had north korean spyware joke's on us, it did a man in the middle attack compromised every device except, strangely, mine all because i'd bullied google into deleting youtube

melissa's tweet image. we didn't want a smart tv, but there's no more dumb ones

out of the box, it was so slow we joked it had north korean spyware

joke's on us, it did

a man in the middle attack compromised every device except, strangely, mine

all because i'd bullied google into deleting youtube


Platform Security Summit 已轉發

he was the superior lobotomist spencermichaels.github.io/posts/2020-03-…


Platform Security Summit 已轉發

This thread where a person forcefully removes Wi-Fi from her smart TV is great. Here's another suggestion. Get a separate Wi-Fi router for your home just for appliances but don't connect it to the greater internet. Let the smart appliances chat amongst themselves, so the…

needless to say, there will be no more smart tvs this leaves scarce choices: –– old tv –– projector (surprisingly hard to find dumb) –– commercial signage display screen (dumb but notably low quality) i picked d/ none of the above i decided to lobotomize a smart tv instead

melissa's tweet image. needless to say, there will be no more smart tvs

this leaves scarce choices:

–– old tv
–– projector (surprisingly hard to find dumb)
–– commercial signage display screen (dumb but notably low quality)

i picked d/ none of the above

i decided to lobotomize a smart tv instead


Platform Security Summit 已轉發

We need more of this, how do we get dumber TVs? Dumber cars? iFixit but it's actually for making your devices dumb and disconnecting them from the internet.

needless to say, there will be no more smart tvs this leaves scarce choices: –– old tv –– projector (surprisingly hard to find dumb) –– commercial signage display screen (dumb but notably low quality) i picked d/ none of the above i decided to lobotomize a smart tv instead

melissa's tweet image. needless to say, there will be no more smart tvs

this leaves scarce choices:

–– old tv
–– projector (surprisingly hard to find dumb)
–– commercial signage display screen (dumb but notably low quality)

i picked d/ none of the above

i decided to lobotomize a smart tv instead


Platform Security Summit 已轉發

needless to say, there will be no more smart tvs this leaves scarce choices: –– old tv –– projector (surprisingly hard to find dumb) –– commercial signage display screen (dumb but notably low quality) i picked d/ none of the above i decided to lobotomize a smart tv instead

melissa's tweet image. needless to say, there will be no more smart tvs

this leaves scarce choices:

–– old tv
–– projector (surprisingly hard to find dumb)
–– commercial signage display screen (dumb but notably low quality)

i picked d/ none of the above

i decided to lobotomize a smart tv instead

Platform Security Summit 已轉發

Designing an inference chip for robots is actually very difficult. In data centers each chip is bathed in jacuzzi and babysat by nannies. If they died it would be hot swapped by one of their clones. The fault rate of GPUs in datacenter is actually quite high. Industrial average…


Platform Security Summit 已轉發

This is already happening and it's exactly as bad as you'd expect. Zerodium pays $2.5M for iOS exploits. NSO Group turned this into a business model. Zero-days get hoarded by nation-states instead of fixed. The data: Researches from Rand found exploited zero-days have a…

hot take: maybe instead of reporting vuln and getting cves, security nerds should just sell exploits that way devs won't need to bother with too much reports, only critical one that got exploited would need to be fixed. neat!



Platform Security Summit 已轉發

Yea it works in reverse, they gotta defend FOSS and attack Closed. Especially interesting on mail clients, monitoring you name it. It's also no concidence all TAs are getting their FOSS pwned hard western LE.


Platform Security Summit 已轉發

The asymmetry gets wild when you zoom out. Western tech giants extract value from FOSS, won't fund fixes. Meanwhile state actors pay premium for the same bugs to target adversary infrastructure. The maintainers funding themselves with Patreon are the only ones not getting paid.


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