AMD's trusted execution environment compromised by BadRAM attack

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AMD's trusted execution environment has been significantly challenged by a new attack method known as BadRAM, which exploits memory vulnerabilities. This attack, requiring physical access to the hardware, targets the integrity of memory operations, potentially circumventing protections that are supposed to guard sensitive operations, particularly in cloud environments. Many commenters noted that while the academic implications of this attack are striking, practical risks may be limited for users with robust operational security (opsec). Concerns were raised about the efficacy of trusted environments, with some users suggesting these systems may serve more to offload security liability rather than provide true security. Additionally, there was skepticism about the feasibility of reliable defenses, as attackers, including state actors, will seek any means possible to breach security measures. Overall, the consensus points to an ongoing need for vigilance and improved testing methodologies in memory operations to address vulnerabilities like those exposed by BadRAM.
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