HTTP Strict Transport Security (HSTS) is a policy mechanism that helps to protect websites against man-in-the-middle attacks such as protocol downgrade attacks [1] and cookie hijacking.

Nov 30, 2025 · The HTTP Strict-Transport-Security response header (often abbreviated as HSTS) informs browsers that the host should only be accessed using HTTPS, and that any future attempts …

HTTP Strict Transport Security (also named HSTS) is an opt-in security enhancement that is specified by a web application through the use of a special response header.

HTTP Strict Transport Security (HSTS) is a simple and widely supported standard to protect visitors by ensuring that their browsers always connect to a website over HTTPS. HSTS exists to remove the …

Dec 16, 2025 · Require HTTPS We recommend that production ASP.NET Core web apps use: HTTPS Redirection Middleware (UseHttpsRedirection) to redirect HTTP requests to HTTPS. HSTS …

Jun 11, 2025 · HTTP Strict Transport Security (HSTS) is a browser-enforced policy that requires web applications to load only over HTTPS. Once a browser receives a valid HSTS header, it refuses to …

Jul 24, 2025 · To boost site security, HTTP Strict Transport Security (HSTS) compels websites to adopt HTTPS as a standard. As the internet develops more intricate attacks have increased in …

Oct 29, 2025 · HTTP Strict Transport Security (HSTS) is a web security policy that forces browsers to connect to websites using only HTTPS. By enforcing secure connections, HSTS protects users from …

Oct 28, 2025 · HSTS protects HTTPS web servers from downgrade attacks. These attacks redirect web browsers from an HTTPS web server to an attacker-controlled server, allowing bad actors to …

Sep 30, 2023 · HTTP Strict Transport Security (HSTS) is a helpful way to make web connections safer. It works by making sure that when you visit a website, your browser always uses a secure and …