Timing side-channels

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August undefined, 2024

WebMar 15, 2024 · Side channel attacks rely on indirect data such as timing, sound, power consumption, electromagnetic emissions, vibrations, and cache behavior in an effort to … WebNov 16, 2024 · In this paper, we present the first memory compression attacks exploiting timing side channels in compression algorithms, targeting a broad set of applications …

國立臺灣大學資訊網路與多媒體研究所

WebTiming information, power consumption, electromagnetic leaks, and sound are examples of extra information which could be exploited to facilitate side-channel attacks. Some side … WebMay 26, 2024 · Timing attacks are among the most devastating side-channel attacks, allowing remote attackers to retrieve secret material, including cryptographic keys, with relative ease. In principle, “these attacks are not that hard to mitigate the basic intuition, captured by the constant-time criterion, is that control-flow and memory accesses should … str fragment analysis

DAGguise: Mitigating Memory Timing Side Channels

WebHowever, the cache is vulnerable to side-channel attacks which exploit the accessible physics information about the processor, such as power consumption and timing [3,4,5] to leak private data. The attackers exploit many components in the processor to build the channel, among which the conflict-based cache side-channel is known to be the most … Webmemory timing side channels, the key insights of DAGguise are generalizable. DAGs are a general representation of request pat-terns for various microarchitectural structures. The … WebOct 14, 2024 · A Jiao Tong University researcher has exploited side-channel attack techniques to crack the encryption codes protecting 3G and 4G cards. “ [The cards use] … str frame_count .zfill 4

Guidelines for Mitigating Timing Side Channels Against ... - Intel

Temporal side-channels and you: Understanding TLBleed - Red Hat

WebSoftware side channels can be classified into the following broad categories: Traditional timing side channels, derived from the logical and functional properties of processors. … In cryptography, a timing attack is a side-channel attack in which the attacker attempts to compromise a cryptosystem by analyzing the time taken to execute cryptographic algorithms. Every logical operation in a computer takes time to execute, and the time can differ based on the input; with precise … See more Many cryptographic algorithms can be implemented (or masked by a proxy) in a way that reduces or eliminates data-dependent timing information, a constant-time algorithm. Consider an implementation in … See more • Paul C. Kocher. Timing Attacks on Implementations of Diffie-Hellman, RSA, DSS, and Other Systems. CRYPTO 1996: 104–113 • Lipton, Richard; Naughton, Jeffrey F. (March … See more The execution time for the square-and-multiply algorithm used in modular exponentiation depends linearly on the number of '1' bits in … See more Timing attacks are easier to mount if the adversary knows the internals of the hardware implementation, and even more so, the cryptographic system in use. Since cryptographic security should never depend on the obscurity of either (see security through obscurity See more str friendly poconosWebResistance to vulnerabilities from timing-based side-channel attacks on 5G network slices that share underlying physical infrastructure and resources may be enhanced by selectively imposing time-based constraints on service provisioning and data handling to obscure data-driven time variations that occur during workload execution in a slice that can leak secret … str friendly communities poconos

"WebMay 10, 2024 · This functionality is intended for use by software which has already applied other techniques to mitigate software timing side channels, such as those documented in … " - Timing side-channels

國立臺灣大學 資訊網路與多媒體研究所

DAGguise: Mitigating Memory Timing Side Channels

Timing side-channels

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國立臺灣大學資訊網路與多媒體研究所