Theory and Practice of Encrypted Search

This is the 1st edition of the Workshop on the Theory and Practice of Encrypted Search. This is an IACR Crypto 2022 affiliated event and will take place in Santa Barbara, CA on August 13th 2022. The workshop will bring together researchers in cryptography, algorithms and databases to discuss the latest theoretical and applied research in the field.


All TPES sessions will be held in Lotte Lehman Concert Hall.

  • 7:30 – 8:45: Breakfast in De La Guerra Commons for those staying on campus

  • 8:00 – 12:00: Registration in Corwin Lobby

  • Session 1: Introduction to Encrypted Search

    • 8:50 - 9:00: Opening remarks
    • 9:00 - 9:30: How Did We Get Here?. Seny Kamara, Brown University and MongoDB
    • 9:30 - 10:00: Looking for Suitable Efficiency-Security Trade-offs when Searching on Encrypted Data. Alexandra Boldyreva, Georgia Tech.
  • 10:00 – 10:20: Coffee break in Lagoon Plaza

  • Session 2: Cryptanalysis & Leakage Suppression

    • 10:20 - 10:50: Cryptanalyzing Leakage from Encrypted Range Query Schemes. Marie-Sarah Lacharite, NCC Group.
    • 10:50 - 11:20: Mitigating Leakage in Secure Cloud-Hosted Data Structures: Volume-Hiding for Multi-Maps via Hashing. Kevin Yeo, Google.
  • 11:30 – 12:50: Lunch in De La Guerra Commons for those staying on campus

  • Session 3: Design

    • 1:00 - 1:30: Talk Canceled.
    • 1:30 - 2:00: Distributed Searchable Symmetric Encryption. Steve Lu, Stealth.
    • 14:00 – 14:20: Coffee break in Lagoon Plaza
  • Session 4: Encrypted Search in Industry

    • 2:30 - 3:00: Delivering Encrypted Search to 7 Million Developers. Kenneth White, MongoDB.
    • 3:00 - 3:30: The Labyrinth encrypted message storage protocol. Jon Millican, Meta.
    • 3:30 - 4:00: An Overview of MongoDB’s Queryable Encryption. Tarik Moataz, MongoDB.
  • 5:45 – 7:00: Dinner in De La Guerra Commons for those staying on campus

  • 7:00 – 9:00: Powerpoint Karaoke event in Corwin West


Please refer to the main CRYPTO webpage for more information on the registration process.

Student Stipends

Thanks to the generous support of our sponsors, we have a limited number of stipends available to support students who don’t have the resources to attend the workshop in person. Students in under-represented groups are especially encouraged to apply. If interested, you need to submit a request and provide the following information:

  • Student name, affiliation, and contact information.
  • Advisor name, affiliation, and contact information (if any).
  • How much of a stipend is needed and how it will be used (e.g. registration, airfare, accommodations).
  • A brief explanation of why you are interested in attending the workshop.

Requests should be addressed to and with subject line “TPES Student Stipend for (applicant name)”. The requests will be on first come first served basis and should be sent before July 31st 2022.


We would like to thank our sponsors Google, Meta and MongoDB for their generous support.


  • Seny Kamara, Brown University and MongoDB.
  • Tarik Moataz, MongoDB.