WebOct 14, 2024 · Since the main caches and the TLB share many features in their architectural design, the question arises whether existing countermeasures against cache-timing … WebSide-channel vulnerabilities in software are caused by an observable imbalance in resource usage across different program paths. We show that just-in-time (JIT) compilation, which …
Data Operand Independent Timing ISA Guidance - Intel
WebApr 13, 2024 · Title: Attacks and Mitigation Opportunities for Timing Side-channels in Modern Processor Systems Date: 2024-04-21 14:30-15:30 Location: CSIE R103 Speak er: Trevor E. Carlson, National University of Singapore Hosted by: Prof. Shihwei Li Abstract Modern CPUs achieve extremely high performance using a number of techniques, from … WebFeb 14, 2024 · Side channel information is information that can be retrieved from the encryption device that is neither the plaintext to be encrypted nor the ciphertext resulting … chris bray photography handbook pdf
國立臺灣大學 資訊網路與多媒體研究所
WebNov 16, 2024 · We demonstrate a remote covert channel exploiting small local timing differences transmitting on average 643.25 bit/h over 14 hops over the internet. We also … 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 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] … chris brayton