impact

This page lists some of the ways my group's research has influenced industry standards and deployments.

private search

• Apple's "Enhanced Visual Search" feature on iOS uses techniques derived from our work on private search.

private aggregation

• Apple uses our Prio system for private aggregation to improve the iOS Photos app.
• CloudFlare and ISRG are writing an IETF standard formalizing our systems for private aggregation.
• Divvi Up is a non-profit dedicated to deploying private-aggregation systems based on Prio and our zero-knowledge proofs on secret-shared data. (Divvi Up is run by the same organization behind Let's Encrypt.)
• Google and Apple used our systems for private-aggregation to measure the effectiveness of Covid-19 exposure-notification apps on iOS and Android.
• Mozilla uses our private-aggregation systems to collect browser-usage data in a privacy-friendly way.

password hashing

• Our attack on the first version of the Argon 2i memory-hard function let to changes in its design.
• NIST standards recommend our algorithm for password hashing.