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.

Buscar en Ayuda

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

Why do I keep getting this: a248.e.akamai.net:443 uses an invalid security certificate The certificate expired on 11/24/2010 3:13 PM Error code: sec_error_expired_certificate

  • 1 respuesta
  • 48 tienen este problema
  • 4 visitas
  • Última respuesta de cor-el

more options

When we log on to Firefox, we get this in a large pop-up; we also get something about updating plug-ins. Does this signify some serious problem or virus? How do I get this to stop popping up?

When we log on to Firefox, we get this in a large pop-up; we also get something about updating plug-ins. Does this signify some serious problem or virus? How do I get this to stop popping up?

Todas las respuestas (1)

more options

Check the date and time in the clock on your computer: (double) click the clock icon on the Windows Taskbar. See Secure connection failed and Firefox did not connect