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Seeds of SEED: H-CRAM: In-memory Homomorphic Search Accelerator using Spintronic Computational RAM

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Growing use of cloud raises privacy concerns for search in sensitive databases such as bioinformatics, where homomorphic encryption can help through direct computation -hence search/pattern matching-on the encrypted data. The recently proposed homomorphic secure content-addressable memory (SCAM) exploits this principle. Data dependencies in SCAM, however, lead to a memory bottleneck which has been addressed by various near-memory computing solutions. In this paper we demonstrate a more efficient alternative based on the true in-memory computing substrate spintronic Computational RAM (CRAM). The resulting SCAM accelerator, H-CRAM, achieves significant speedup and energy reduction.

Original languageEnglish (US)
Title of host publicationProceedings - 2021 International Symposium on Secure and Private Execution Environment Design, SEED 2021
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages70-75
Number of pages6
ISBN (Electronic)9781665420259
DOIs
StatePublished - 2021
Event1st International Symposium on Secure and Private Execution Environment Design, SEED 2021 - Virtual, Online, United States
Duration: Sep 20 2021Sep 21 2021

Publication series

NameProceedings - 2021 International Symposium on Secure and Private Execution Environment Design, SEED 2021

Conference

Conference1st International Symposium on Secure and Private Execution Environment Design, SEED 2021
Country/TerritoryUnited States
CityVirtual, Online
Period9/20/219/21/21

Bibliographical note

Funding Information:
This work was supportedACKNOWinLEDGMENTpart by NSF grant no. SPX-1725420.

Publisher Copyright:
© 2021 IEEE.

Keywords

  • Computational RAM
  • Homomorphic
  • Processing in Memory

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