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Cloudflare Workers Spectre Attack Leaks JWT From Co-Located Worker at 12 Bits/Second

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Cybersecurity researchers have disclosed details of a remote Spectre attack against Cloudflare Workers that leaked a JSON Web Token (JWT) from a co-located Worker in the production environment at up to 12 bits per second, 360 times the rate of an earlier attack demonstrated in 2021. The end-to-end experiment used an attacker Worker and a victim Worker … Weiterlesen

LLMs and Contextual Integrity

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I have been thinking a lot about AI and integrity. Part of that is contextual integrity. I recently found two papers on the topic. “CIMemories: A Compositional Benchmark for Contextual Integrity of Persistent Memory in LLMs“: Abstract: Large Language Models (LLMs) increasingly use persistent memory from past interactions to enhance personalization and task performance. However, … Weiterlesen

Evooo1Bot Linux Botnet Exploits Known Flaws to Turn Edge Devices Into SOCKS5 Proxies

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Cybersecurity researchers have flagged a previously undocumented Linux botnet family dubbed Evooo1Bot that derives its core functionality from the Mirai botnet source code and is equipped to turn internet-facing devices into SOCKS proxies. „While the malware reuses the DDoS engine from the publicly leaked Mirai source code, it extends the original framework with numerous capabilities, … Weiterlesen

Hackers Breach Polish Power Plant Controls via Private Cellular Network and Shut Turbine

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Attackers shut down a steam turbine and the process-water treatment system at a Polish combined heat and power plant by coming in over the private cellular network the local grid operator uses to reach remote equipment. The plant supplies heat to roughly 50,000 residents. Recovery began at about 7:30 a.m. while the intruders were still … Weiterlesen