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can't use links, keep getting: Secure Connection Failed
Secure Connection Failed over and over from gmail links
Secure Connection Failed
over and over from gmail links
എല്ലാ മറുപടികളും (2)
Most of cases that would be your anti-virus or security software poking its nose into the private connection, and mucking up the results — in a way it can't be trusted any longer.
If you attach a screen shot with the exact error message and any "advanced" sections exapanded, it may explain more.
In general, it's covered in: Secure connection and security warning error pages in Firefox
I turned off my vpn and everything went smoothly after that.