This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

HSTS cookies

  • 2 majibu
  • 1 ana tatizo hili
  • 1 view
  • Last reply by TyDraniu

more options

OK, I have Firefox (Windows 10 AMD64, desktop) configured to delete history when I close it.

So, I see that regular webiste cookies are deleted.

But are the HSTS website "super cookies" deleted?

https://ipleak.com/articles/what-is-hsts-super-cookies What are HSTS Super cookies and why are they dangerous?


thanx.

OK, I have Firefox (Windows 10 AMD64, desktop) configured to delete history when I close it. So, I see that regular webiste cookies are deleted. But are the HSTS website "super cookies" deleted? https://ipleak.com/articles/what-is-hsts-super-cookies What are HSTS Super cookies and why are they dangerous? thanx.

All Replies (2)

more options

Does anyone have an answer for this?

Or is the answer so bad that no one wants to say it?

Helpful?

more options

It should be deleted as well. You can check if the SiteSecurityServiceState.bin file is getting smaller.

Helpful?

Uliza swali

You must log in to your account to reply to posts. Please start a new question, if you do not have an account yet.