How good is Let's Encrypt?

Let's Encrypt has a Lunoo score of 9.8/10. This score is based on features, user satisfaction, and overall quality.

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Let's Encrypt

9.8

Brilliant

update Last updated: Mar 8, 2026

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description Let's Encrypt Overview

Let's Encrypt is a non-profit certificate authority that provides free, automated, and open SSL/TLS certificates. It has revolutionized web security by making HTTPS accessible to everyone. Operated by the Internet Security Research Group (ISRG), it is the gold standard for developers and site owners who want a 'set it and forget it' security solution. It integrates seamlessly with most modern web servers and hosting control panels, ensuring your site remains secure without manual renewal headaches.

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