@natesales

systems + security + applied physics. infra @spacex @starlink

natesales.net
Joined January 2022
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This is really cool. @TinfoilAI excited to add the "Hardware Memory Tagging" entitlement on iOS 26 + iPhone 17/Air: developer.apple.com/document…

Enabling enhanced security for your app | Apple Developer Documentation

Detect out-of-bounds memory access, use of freed memory, and other potential vulnerabilities.

developer.apple.com
Ivan Krstić
@radian9 Sep 2025
🔺iPhone models announced today include Memory Integrity Enforcement, the culmination of an unprecedented design and engineering effort that we believe represents the most significant upgrade to memory safety in the history of consumer operating systems. security.apple.com/blog/memo…

Memory Integrity Enforcement: A complete vision for memory safety in Apple devices - Apple Security...

Memory Integrity Enforcement (MIE) is the culmination of an unprecedented design and engineering effort spanning half a decade that combines the unique strengths of Apple silicon hardware with our...

security.apple.com
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Can an attacker with physical access break TEEs? Let's find out.
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Step #1: reproducing "One Glitch to Rule Them All" arxiv.org/pdf/2108.04575
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Tinfoil (@TinfoilAI) lets you build verifiably private AI applications in the cloud. Replace legal agreements, PII redaction, and “pinky promises” with fully verifiable end-to-end security powered by NVIDIA’s hardware-backed confidential computing mode. ycombinator.com/launches/NZ8… Congrats on the launch, @t0nyav, @julesdrean, @sachaservan and @natesales!
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We switched from AMD's driver to our AM driver...and now 4 GPU Llama is faster on red box than green box!
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SEV-SNP isolates a VM from the hypervisor and encrypts VM memory with a key stored on the CPU. This prevents host based attacks on private data within a VM. (2/n)
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