1. HTTPS 2. ( ) 3. TLS1.0 4. SPOF ( NIST ) 5. TLS1.3 6. QUIC HTTPS everywhere TLS 1.0 SPOF TLS1.3 QUIC CC BY 3.0 https://www.youtube.com/user/TheWikiLeaksChannel X509 PKI 70.3% 25.0% 4.2% 0.2% 0.2% 0.1% 0.0% 0.0% TLS CipherSuite ECDHE-RSA-AES128-GCM-SHA256 ECDHE-RSA-AES128-SHA256 ECDHE-RSA-AES128-SHA DES-CBC3-SHA AES128-SHA AES128-GCM-SHA256 ECDHE-RSA-AES256-SHA ECDHE-RSA-AES256-SHA384 ECDHE-RSA-A