HSTS (Strict-Transport-Security)
A security policy mechanism that helps to protect websites against man-in-the-middle attacks such as protocol downgrade attacks and cookie hijacking. It forces browsers to communicate only via HTTPS.
HTTP/3 (QUIC)
The newest version of the Hypertext Transfer Protocol. Built on QUIC, it significantly reduces latency and improves security by encrypting the transport layer by default.
TLS 1.3
The latest and most secure version of the Transport Layer Security protocol. It provides improved performance and security over older versions like TLS 1.2 by removing vulnerable legacy features.
TTFB (Time to First Byte)
A measurement used as an indication of the responsiveness of a webserver. It measures the duration from the user making an HTTP request to the first byte of the page being received by the browser.