The security certificate has expired or is not yet valid.

Error Description:
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On windows machine whenever you try to browse any webpage a pop-up window arises to you and with the warning/ Security Alert tab it display a alert message "The security certificate has expired or is not yet valid."

This is very annoying as every time you try to browse a window a new pop up comes indicating "Do you want to proceed?" having three options.
1)Yes
2)No
3)View Certificate

If you click yes page will go forward.
If you click no it just stops.
If you click view certificate then a new looks appear about the certificate.

How to solve the Error:
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1)Check the OS date settings:
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Whenever the security alert comes click on the view certificate and see the certificate valid date and check whether the valid date match with you system date. If not match then change your system date as of range of security valid date. And browse the page. Hopefully no more alert will come as long as you are within the certificate valid date.

If the system date and certification valid date match then you can try to install certificate.

Alternative Solution: In EE disable Error Message to display
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You can ignore the certificate valid error message. To ignore it ,
Left click on Tools bar in Internet Explorer > Select Internet Options > Go to Advenced Tab> Scroll down to Security Settings > And uncheck the Warn About Invalid Site Certificate Box >Then click Apply.

Now browse your webpage. Hope you will no longer get the error message "The security certificate has expired or is not yet valid." in a pop-up window.

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