it seems i am having an issue of a perpetual security loop ... i have seen other with issue and paypal did tweak on their end and got it fixed ... how did anyone get tech support to respond? this issue has been going on for days and is affecting my abilities to work ...
It looks like this has happened to other PayPal users in the past and PayPal was able to get it resolved, so it may just be a setting that you need to tweak on your Business account in order to get it working again: https://www.paypal-community.com/t5/Managing-Account/I-am-in-a-security-challenge-loop-and-cannot-lo...
