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The Humane Society of the United States

Firefox Error sec_error_reused_issuer_and_serial

In Firefox 3.0.1, to create a certificate exception that will allow access to printers on your local network with web interfaces...

  • Go to...
    Tools >> Options >> Advanced >> Encryption >> [View Certificates]
  • If there is a certificate for your printer, delete it.
    (NOTE: "Certificate Name" may be the IP address)
  • Click [Add Exception].
  • For "Location", enter the printer's network name or IP address.
  • Click [Get Certificate].
  • Response will say the site is trying to use invalid information. Ignore it.
  • Make sure the checkbox in the lower left, "Permanently store this exception", is checked.
  • Click on [Confirm Security Exception].


Anonymous Anonymous said...

sorry.... didnt worked with
any more help?

Saturday, February 21, 2009 6:34:00 PM 
Blogger bgoodforyou said...

rename cert8.db from your Firefox profile.

Tuesday, October 27, 2009 6:28:00 AM 
Anonymous Anonymous said...

Thanks a lot! Worked fine with my HP Office Jet Pro!

Thursday, November 25, 2010 9:05:00 AM 

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