Firefox SEC_ERROR_UNKNOWN_ISSUER problem Firefox Your Connection is not secure problem
First of all sorry for the noisy audio, my mic is some cheap desktop mic :(
CODE used in video for finding certificate issuer
chrome://pippki/content/exceptionDialog.xul
If code doesn't work for you, follow instructions from the picture to get to the same page, the picture is on the link below
https://s18.postimg.org/l0mi30ouh/201...
AVAST
https://blog.avast.com/2015/05/25/exp...
BITDEFENDER
http://www.bitdefender.com/support/ho...
ESET
http://support.eset.com/kb3126/
KASPERSKY
http://www.kaspersky.com/product-updates
MICROSOFT
https://support.microsoft.com/en-us/k...
MICROSOFT FAMILY SAFE DISABLE
https://support.microsoft.com/en-us/h...
Method 1 - Refresh Firefox 00:35
Method 2 - Delete cert8.db file 01:25
Method 3 - Proxy settings + clean content + refresh Firefox 02:35
Optionally you can combine method 3 + method 2
Method 4 - About:config 04:00
Identify certificate issuer 05:07
ESET NOD32 related problem, my problem 06:07
Additional info for other Antivirus software 09:28
Microsoft related info 1 - 10:19
Microsoft related info 2 - 11:31
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