= HTTP Strict Transport Security
{wiki=HTTP_Strict_Transport_Security}
HTTP Strict Transport Security (HSTS) is a web security policy mechanism that helps protect websites against man-in-the-middle attacks such as protocol downgrade attacks and cookie hijacking. HSTS enables a web server to declare that web browsers should only interact with it using secure HTTPS connections, rather than using unencrypted HTTP. Here's how HSTS works and its key features: 1. **Enforcement of HTTPS**: When a site implements HSTS, it informs browsers to enforce secure connections via HTTPS.
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