Accessing content from within an e-mail by clicking on the access key
I am unable to access video and other content from within an e-mail from what I know are reputable sources (e.g. Stansberry Research and the Center for Strategic and International Studies (CSIS)). When I click on the access key in the e-mail I either get a page saying I cannot access the desired content page or I get nothing. In either case my only option is to exit the attempt to access that specific content. Is this a problem with Firefox or with Verizon, my ISP? If the former, can you help resolve it?
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Are you accessing your e-mail thru a web browser or using a mail browser like Thunderbird?
There is security software like Avast, Kaspersky, BitDefender and ESET that intercept secure connection certificates and send their own.
https://support.mozilla.org/en-US/kb/firefox-cant-load-websites-other-browsers-can
https://support.mozilla.org/en-US/kb/firefox-and-other-browsers-cant-load-websites
https://support.mozilla.org/en-US/kb/secure-connection-failed-error-message
https://support.mozilla.org/en-US/kb/connection-untrusted-error-message
Websites don't load - troubleshoot and fix error messages
http://kb.mozillazine.org/Error_loading_websites
Start Firefox in Safe Mode to check if one of the extensions ("3-bar" menu button or Tools -> Add-ons -> Extensions) or if hardware acceleration or userChrome.css is causing the problem.
- switch to the DEFAULT theme: "3-bar" menu button or Tools -> Add-ons -> Themes
- do NOT click the "Refresh Firefox" button on the Safe Mode start window