HTTPS enforcement controls

The federal mandate hinges on HSTS, preload and HTTP→HTTPS redirects.

HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% HSTS adoption: 34.4% 34.4%HSTS adoption344,100 of 1,000,000 websites
HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% HSTS preload directive: 9.4% 9.4%HSTS preload directive93,900 of 1,000,000 websites
HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% HTTPS redirects: 78.6% 78.6%HTTPS redirects785,700 of 1,000,000 websites

Denominator: websites · n = 1,000,000

View as table
MeasureShareSitesn
HSTS adoption34.4%344,1001,000,000
HSTS preload directive9.4%93,9001,000,000
HTTPS redirects78.6%785,7001,000,000

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