Internet Security Research Group

Digital infrastructure for a more secure and privacy-respecting world. Let’s Encrypt has been awarded the Levchin Prize for Real-World Cryptography. We’re honored! Learn more about how we got here.

From our Blog

A Profile of Richard Barnes, ISRG Director

As a longstanding member of ISRG’s Board of Directors, Richard Barnes shares his thoughts on our organization’s growth and change.

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Let’s Encrypt Receives the Levchin Prize for Real-World Cryptography

We are honored to be recognized for the impact on the field of cryptography.

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New Major Funding from the Ford Foundation

$1M grant from The Ford Foundation supports ISRG’s security and privacy mission.

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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.

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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.

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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

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