Robert Brotzman
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View article: SpecSafe: detecting cache side channels in a speculative world
SpecSafe: detecting cache side channels in a speculative world Open
The high-profile Spectre attack and its variants have revealed that speculative execution may leave secret-dependent footprints in the cache, allowing an attacker to learn confidential data. However, existing static side-channel detectors …
View article: Ghost Thread
Ghost Thread Open
Cache-based side channel attacks pose a serious threat to computer security. Numerous cache attacks have been demonstrated, highlighting the need for effective and efficient defense mechanisms to shield systems from this threat. In this pa…
View article: SPX64
SPX64 Open
General-purpose computing systems employ memory hierarchies to provide the appearance of a single large, fast, coherent memory. In special-purpose CPUs, programmers manually manage distinct, non-coherent scratchpad memories. In this articl…
View article: CaSym: Cache Aware Symbolic Execution for Side Channel Detection and Mitigation
CaSym: Cache Aware Symbolic Execution for Side Channel Detection and Mitigation Open
Cache-based side channels are becoming an important attack vector through which secret information can be leaked to malicious parties. implementations and Previous work on cache-based side channel detection, however, suffers from the code …