Public key algorithms

Key type and size of the presented leaf certificate.

EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% EC: 53.4% 53.4%EC519,871 of 973,441 deep-scanned websites
RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% RSA: 46.6% 46.6%RSA453,569 of 973,441 deep-scanned websites
unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% unknown: 0% 0%unknown1 of 973,441 deep-scanned websites

Denominator: deep-scanned websites · n = 973,441

View as table
CategorySitesShare
EC519,87153.4%
RSA453,56946.6%
unknown10%

Source: GeoTrust Research — The State of SSL/TLS, October 2026