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Please help me to access my yahoo mail account. What should I do if get this message ? : "If you usually connect to this site without problems, this error could mean that someone is trying to impersonate the site, and you shouldn't continue. "

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The following is the extended part of the error message : Technical Details

         mc1610.mail.yahoo.com uses an invalid security certificate.

The certificate expired on 13-Feb-12 5:30 PM. The current time is 09-Mar-12 1:06 PM.

(Error code: sec_error_expired_certificate)

         I Understand the Risks
         
           If you understand what's going on, you

can tell Firefox to start trusting this site's identification. Even if you trust the site, this error could mean that someone is tampering with your connection.

           Don't add an exception unless

you know there's a good reason why this site doesn't use trusted identification.

The following is the extended part of the error message : Technical Details mc1610.mail.yahoo.com uses an invalid security certificate. The certificate expired on 13-Feb-12 5:30 PM. The current time is 09-Mar-12 1:06 PM. (Error code: sec_error_expired_certificate) I Understand the Risks If you understand what's going on, you can tell Firefox to start trusting this site's identification. Even if you trust the site, this error could mean that someone is tampering with your connection. Don't add an exception unless you know there's a good reason why this site doesn't use trusted identification.

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Hi,

Please also try here: https://login.yahoo.com/

If the problem persists please try deleting the cert8.db file in the Firefox Profile Folder after exiting Firefox. You can also open the profile folder in Firefox Help (Alt + H) > Troubleshooting Information > Open Containing Folder, and exit Firefox.

Firefox Profile Files

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Clear the cache and the cookies from sites that cause problems.

"Clear the Cache":

  • Tools > Options > Advanced > Network > Offline Storage (Cache): "Clear Now"

"Remove Cookies" from sites causing problems:

  • Tools > Options > Privacy > Cookies: "Show Cookies"