Adoption of recommended protocols and ciphers

How widely are modern protocols adopted?

TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% TLS 1.2 offering: 99.3% 99.3%TLS 1.2 offering966,822 of 973,441 deep-scanned websites
TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% TLS 1.3 offering: 89.5% 89.5%TLS 1.3 offering870,743 of 973,441 deep-scanned websites
Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% Encrypted Client Hello: 23.8% 23.8%Encrypted Client Hello231,484 of 973,441 deep-scanned websites
Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% Forward secrecy: 99.9% 99.9%Forward secrecy972,273 of 973,441 deep-scanned websites
strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% strong forward-secrecy cipher family: 99.8% 99.8%strong forward-secrecy cipher family971,397 of 973,441 deep-scanned websites

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

Adoption of modern TLS versions and forward secrecy is strong

View as table
MeasureShareSitesn
TLS 1.2 offering99.3%966,822973,441
TLS 1.3 offering89.5%870,743973,441
Encrypted Client Hello23.8%231,484973,441
Forward secrecy99.9%972,273973,441
strong forward-secrecy cipher family99.8%971,397973,441

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