Development and Benchmarking of Cryptographic Implementations on Embedded Platforms
Development and Benchmarking of Cryptographic Implementations on Embedded Platforms
复制标题
嵌入式平台上加密实现的开发和基准测试
DOI:
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发表时间:
2017
期刊:
影响因子:
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通讯作者:
John Pham
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文献类型:
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作者:
John Pham
In 2007, the National Institute of Standards and Technology (NIST) announced the Secure Hash Function3 (SHA3) competition to select a successor of the SHA2 standard after vulnerabilities were discovered in the related SHA1 algorithm. The Competition for Authenticated Encryption: Security, Applicability, and Robustness (CAESAR) was announced in 2013 to select algorithms for Authenticated Encryption and Associated Data (AEAD) that exceeded the performance of Advanced Encryption StandardGalois Counter Mode (AESGCM). As part of both competitions, algorithm implementations in hardware and software were compared in order to evaluate the performance and other characteristics. An area of interest is performance on embedded devices, where resources are more constrained. Embedded devices are becoming increasingly interconnected. Formerly "dumb" appliances, such as thermostats, light bulbs, door locks, coffeemakers, and insulin pumps now have the ability to connect to the Internet. This is done in order to allow remote control and monitoring. Therefore, their communications need to be secured via encryption, in order to maintain privacy, or prevent malicious control. This may come at the cost of increased complexity, decreased throughput, increased energy consumption, and increased storage or die area. In this thesis, we describe our support of the SHA3 and CAESAR competitions. We made a lightweight implementation of the SHA3 finalist JH in hardware on FPGAs as part of a comparison between other lightweight implementations of SHA3 finalists. For fair, comprehensive, and automated evaluation of hardware, the Computer Engineering Research Group (CERG) at George Mason University (GMU) developed the ATHENa tool. We supported this effort by creating a searchable online database to store and present the results to the research community. For software, the eXternal Benchmarking eXtension (XBX) evaluates SHA3 candidates on several microcontrollers. We ported XBX to the MSP430 platform and reported results. As part of the CAESAR competition, we overhauled XBX to cover Authenticated Encryption and Associated Data (AEAD) ciphers, ported the test harness to a more capable platform, and proposed a means to measure power. We also extended the ATHENa database to support authenticated ciphers.