Internet Security Research Group

Digital infrastructure for a more secure and privacy-respecting world. Read all about our nonprofit work this year in our 2023 Annual Report.

From our Blog

Tectonics 2023: a Productive Convening to Accelerate Memory Safety

Our first memory safety event generated enthusiasm, ideas, and action toward a more memory safe future.

Read more

10 Years of Building a Better Internet

ISRG Board Chair Christine Runnegar reflects on the significance of our work and impact as we celebrate our 10th anniversary.

Read more

Prossimo announces Tectonics: an event to shift the work of memory safety forward

The event will be November 2, in San Francisco.

Read more

ISRG Projects

Free TLS Certificates

Let's Encrypt is a free, automated, and open Certificate Authority. More than 260 million websites around the world use Let's Encrypt certificates to provide security and privacy to their visitors.

Visit Let's Encrypt

Memory Safety for Critical Infrastructure

Prossimo is an effort to move the Internet's security-sensitive software infrastructure to memory safe code. We provide strategic planning, facilitation, and communication to bring memory safety to high impact projects.

Visit Prossimo

Privacy-respecting Application Metrics

Divvi Up is a privacy-respecting system for the collection of aggregate statistics such as application metrics. With Divvi Up, it's possible to technically enforce the promises of a privacy policy while still getting the valuable aggregate insights app makers need.

Visit Divvi Up

Our Sponsors & Funders