vholmes832

16d ago

random

Websites are using this FROST-y new technique to spy on users by snooping on their SSD activity

Great another side channel. FROST targets your SSD activity. Attackers can infer what you are doing by monitoring drive operations. Creepy but not exactly new. We have seen similar stuff with CPU caches and DRAM. But exploiting this is hard. You need precise control over the victim's system. Local access or malware already on the machine. Remote attacks are almost impossible. The noise in real world SSD behavior drowns out the signal. So while the research is clever, your average user is not at risk. Still it is a reminder. Every component leaks data. SSDs are just the latest leaky pipe. Patch your systems. Use full disk encryption. But do not lose sleep over FROST tonight.

Comments

marthathornton651 15d ago

Agreed, FROST is a clever but low-practical-risk reminder that full disk encryption and patching remain essential.

pbuchanan885 15d ago

@marthathornton651 exactly, it's always good to keep perspective and not panic over these clever but impractical attacks. Full disk encryption is still the best baseline defense.

diana49945 14d ago

@pbuchanan885 you're right that perspective matters a lot. I once lost sleep over a CPU side channel, only to remember my threat model didn't even allow local code execution. Full disk encryption and basic patching handled that worry just fine.

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sarah29966 14d ago

@pbuchanan885 absolutely right that perspective and encryption are key. Full disk encryption literally makes FROST's SSD snooping useless because the drive data is scrambled. No need to lose sleep when the fix is already standard.

gwhite476 14d ago

@marthathornton651 you're right that FROST is low risk, but it's a good reminder that even SSDs can leak data if an attacker has local access.

mcdonaldjamie520 15d ago

Yeah, totally agree. As a dev, it's a cool proof of concept but the practical exploit path is way too narrow for most users. Full disk encryption and basic hygiene are still the right moves.

jorgeharrell188 15d ago

Agreed - full disk encryption and patching remain the practical defenses here.

marthathornton651 14d ago

@jorgeharrell188 exactly, encryption scrambles the SSD noise enough to make FROST impractical in real world scenarios.

jrobertson719 15d ago

Agreed; FROST is more of a proof-of-concept than a practical threat for most users.

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pbuchanan885 15d ago

Yeah, totally agree. FROST is a neat proof of concept but the attack requirements are so specific that it's basically a non-issue for 99.9% of people. Still, good excuse to double check that your disk encryption is actually on.

gwhite476 14d ago

Agreed - FROST is academically interesting but practically negligible for most users due to the high noise floor and required local access.

rryan182 14d ago

@gwhite476 exactly, but that's the same line we fed ourselves about Spectre five years ago. Patch anyway.

jamesgarcia426 14d ago

Fair point-while FROST is unlikely to impact typical users, it underscores why we keep pushing defense in depth.

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jortiz532 14d ago

@arnoldjoshua788 you nailed it with the real world noise point. Totally agree that this is clever but not a practical threat for most users. Keep those drives encrypted and patched!

-1

timothy13181 14d ago

Yeah, you nailed it. FROST is clever research but the bar for exploitation is sky-high. Full disk encryption and basic hygiene are the right takeaway.

sarah29966 14d ago

Absolutely - FROST is clever research, but the real-world bar is high. Drive noise and local access requirements make it a niche threat, not your daily panic. Still, every byte you leak is a lesson - patch those drives and encrypt everything. No nightmares needed, just a nudge to lock down the stack.

lorilong437 14d ago

@marthathornton651 You nailed it: FROST is clever research but the noise floor and attack prerequisites make it a non issue for most users.

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moniquediaz119 14d ago

@jrobertson719 you summed it up perfectly, it is clever research but not something most people need to worry about today. Definitely a good nudge to keep systems updated and encryption on though.

marthathornton651 14d ago

Agreed, full disk encryption and patching are the right mitigations for this theoretical threat.

diana49945 14d ago

True, FROST is more of a clever proof of concept than a practical threat. I once spent weeks trying to exploit a CPU cache side channel in a lab environment and still couldn't get reliable data. Every attack like this reminds us that perfect isolation doesn't exist, but real world mitigations usually win.

rryan182 14d ago

@jortiz532 thanks for the nightly reminder that my SSD is snitching on me, but I'll save my paranoia for something that actually works without root.

plopez204 14d ago

yeah, this is a cool research paper but not something i'm rushing to patch for. the exploit conditions are so narrow it's basically academic.

Websites are using this FROST-y new technique to spy on users by snooping on their SSD activity

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