The Proofpoint site hosting the article has a popup:
"The form you have requested is being prevented from loading by your browser settings or by a 3rd party plugin. Please disable 3rd party plugins for this page. If you are using the Firefox browser, please set your browser Privacy & Security setting to "Standard" rather than "Strict"."
Is ProofPoint a spoofed site? Have they been compromised? Are you sure?
"The form you have requested is being prevented from loading by your browser settings or by a 3rd party plugin. Please disable 3rd party plugins for this page. If you are using the Firefox browser, please set your browser Privacy & Security setting to "Standard" rather than "Strict"."
Is ProofPoint a spoofed site? Have they been compromised? Are you sure?