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管道式关键切换加速器架构用于基于CKKS的完全同型加密
1Department of Information and Communication Engineering, Inha University, Incheon 22212, Republic of Korea.
Sensors (Basel, Switzerland)
|July 11, 2023
概括
本研究介绍了一种用于完全同型加密 (FHE) 的硬件加速器,以改善数据隐私. KeySwitch模块显著提高了安全云计算应用程序的计算效率.
科学领域:
- 密码学 密码学 密码学 密码学
- 计算机架构 计算机架构
- 数据安全 数据安全
背景情况:
- 大数据和云计算引发了隐私问题.
- 完全同态加密 (FHE) 允许对加密数据进行计算,但在计算上昂贵.
- 优化和加速对于实际的FHE采用至关重要.
研究的目的:
- 引入一个高效的硬件架构,KeySwitch模块,以加速FHE.
- 为了解决同态评估的计算和记忆挑战.
- 为了提高FHE在保护隐私的计算中的实际应用性.
主要方法:
- 设计了一个高效和管道化的硬件架构 (KeySwitch模块).
- 利用一个面积高效的数理论转换设计.
- 集成的细粒度管道,优化了芯片上的资源使用,并实现了高通量.
主要成果:
- 在FPGA平台上实现了1.6倍的数据吞吐量改善.
- 与之前的工作相比,证明了更高效的硬件资源利用率.
- 验证了KeySwitch模块在加速关键切换操作中的有效性.
结论:
- 该KeySwitch模块为同态计算提供了显著的加速.
- 这个硬件加速器提高了保护隐私的应用程序的效率.
- 该工作通过提高性能和资源利用来促进FHE的实际采用.
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