AI & the web
HSTS
A website policy telling browsers to use HTTPS rather than unencrypted HTTP.
In everyday use
A browser automatically upgrades a later visit to HTTPS.
What to keep in mind
It requires correct server configuration and certificate handling.
Also searched as: HTTP Strict Transport Security
Further reading
Original explanation and example by Perspectism. Further reading may cover the wider subject, rather than this exact wording. Edition updated 7 October 2026.
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