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Sal Amander posted fix above. Get with your host provider and link them to the information Sal posted. I submitted a support ticket to my host provider linking them to Sal's post. Are you seeing ‘ SECERRORUNKNOWNISSUER ‘ error code in Firefox window? If you are seeing this error, then you can’t access any website using Firefox, unless you fix this issue. The main culprit behind this problem is security.enterprises root certificate, which when disabled causes this trouble. There is no need to install JMeter Certificate in Windows system storage, just in browser. So, check that you have done every step: Remove all old certificates from browser and windows.
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- Third-party antivirus software can interfere with Firefox's secure connections. You could try reinstalling it, which might trigger the software into placing its certificates into the Firefox trust store again. Here are some alternative solutions you can try.
- I dont know what this Bitdefender does but currently it almost seems as if it replaces the certificate and renders it invalid thereby. That is rather speculation at this point but the only conclusion I could draw so far based on the available information.
Firefox Error Code Sec-error_unknown_error _Issues Tech Support Online | Nebraska
If you have any issues or problem regarding the Error Code Sec-error_unknown_error _Issues in The Mozilla Firefox you Can call our toll free number for tech Support.
Our customer’s Representatives has more than 12 years of experience with working in The Mozilla Firefox Team.
Effect Of Sec-error_unknown_error _Issues
First Effect Of Sec_Errors
Your PC frequently crashes with Error sec_error_unknown_issuer when running the same program.
Second Effect
“The certificate is not trusted because the issuer certificate is unknown” is displayed.
Third Effect
Windows runs sluggishly and responds slowly to mouse or keyboard input.
Fourth Effect
Your computer periodically “freezes” for a few seconds at a time.
This sec_error_unknown_issuer error message may appear during installation, while a Mozilla Foundation-related software program
Causes of Error sec_error_unknown_issuer
First Cause
Recently The Software Related To Firefox (installation or Uninstall) related to corruptions in the Windows Registry virus or malware Infections In which the windows system Firefox And Files has Become Corrupted.
Second Cause
virus or malware Infections In which the windows system Firefox And Files has Become Corrupted.
Third Cause
Other Programs Related To Firefox Are Maliciously removed or incorrectly Removed
Fourth Cause
Run Time Errors Such As Errors https://perlambtebo1975.mystrikingly.com/blog/pro-laser-ii-manual.
Fifth Cause
Sec_error_Unknown__issuer” may also arise For many Region
Five Steps to Fix Firefox Error sec_error_unknown_issuer
Step 1-
Conduct a Full Malware Scan of Your Puck
Step 2-
Clean Out Your System Junk (Temporary
Files and Folders) With Disk Cleanup (cleaning)
Files and Folders) With Disk Cleanup (cleaning)
Step 3-
Update Your PC Device Drivers.
Sec_error_unknown_issuer Firefox Fix Mac
Step 4-
Utilize Windows System Restore to “Undo” Recent System Changes.
Step 5-
Uninstall and Reinstall the Firefox Program
Associated with Error sec_error_unknown_issuer.
Associated with Error sec_error_unknown_issuer.
Step 6-
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Skype 6.15 download mac. Run Windows System File Checker (“SFC / scanner”)
Step 7-
Sec_error_unknown_issuer Firefox Fix For Mac Windows 10
Install All Available Windows Updates.
Step 8-
Sec_error_unknown_issuer Firefox Fix For Mac Shortcut
OpenStep 9: Perform a Clean Installation of Windows