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Websites blocked; security connection failed message is SEC_ERROR_BAD_SIGNATURE, therefore need a quick solution or discontinue using Firefox

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  • 1 has this problem
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  • Last reply by FredMcD

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More and more of my favorite websites are blocked, so increasingly having to use MS Edge as a default browser. It is very frustrating so a solution would be most welcome. I can't even use this Mozilla help website so have had to use MS Edge to convey this message.

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