Internet Security Research Group

The Internet Security Research Group (ISRG) is a non-profit organization dedicated to improving online security by making digital certificates affordable and accessible. These certificates are like digital IDs that authenticate websites, ensuring users connect to legitimate sites and their data remains private. The ISRG is best known for developing Let's Encrypt, a free service that automatically issues and renews these certificates for millions of websites worldwide. By promoting widespread adoption of secure connections, the ISRG helps make the internet safer, more private, and more trustworthy for everyone.