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  1. HTTP Strict Transport Security - Wikipedia

    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.

  2. Strict-Transport-Security header - HTTP | MDN

    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 …

  3. HTTP Strict Transport Security - OWASP Cheat Sheet Series

    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.

  4. The HTTPS-Only Standard - HTTP Strict Transport Security

    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 …

  5. HTTP Strict Transport Security (HSTS) - GeeksforGeeks

    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 …

  6. HTTP Strict Transport Security (HSTS) - Cloudflare Docs

    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 …

  7. What Is HSTS and How Does It Strengthen HTTPS Security?

    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 …

  8. What is HSTS? A Guide to HTTP Strict Transport Security

    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 …

  9. HSTS - How to Use HTTP Strict Transport Security - Kinsta

    Oct 1, 2025 · HSTS stands for HTTP Strict Transport Security and was specified by the IETF in RFC 6797 back in 2012. It was created as a way to force the browser to use secure …

  10. HSTS: What Is It & How Do I Implement It? - GlobalSign

    HTTP Strict Transport Security (HSTS) is a web server directive that informs user agents and web browsers how to handle its connection through a response header sent at the very beginning …