Some selected topics in distributed lattice cryptanalysis
Some selected topics in distributed lattice cryptanalysis
批准号:
2100238
负责人:
金额:
$0.0万
依托单位国家:
英国
项目类别:
Studentship
财政年份:
2018
资助国家:
英国
项目状态:
已结题
起止时间:
2018 至 --
中文摘要
格已经成为现代后量子安全公钥密码系统的首选基础。这在很大程度上是由于基于晶格的方案的效率,但也由于这些方案所建立的基础计算硬度问题的充分研究性质。尽管如此,分布基于格子的密码分析(即一次跨多台计算机的攻击方案)只受到很少的关注——这至少在一定程度上是由于当前最先进的攻击需要大量内存。在这个项目中,我们研究了分布式环境下基于格的密码分析,并将以前已知的技术扩展到分布式领域。
英文摘要
Lattices have become the preferred basis for modern, post-quantum secure public key cryptosystems. This is in no small part due to the efficiency of lattice-based schemes, but also due to the well-studied nature of the underlying computational hardness problems upon which these schemes are built. Despite this, distributing lattice-based cryptanalysis (i.e attacking schemes across many computers at once) has received only minor attention - this is in part, at least, due to the large memory requirements of current state-of-the-art attacks. In this project, we study lattice-based cryptanalysis in the distributed context and extend previously known techniques to the distributed domain.
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