Earlier this week it was announced that several of the UKs major ISPs, including BT, had signed a new deal with Phorm (news), an advertising technology company. The deal involved customers anonymous browsing data (visited websites) being passed on to Phorm to help develop targeted advertising campaigns.

Customers naturally began raising concerns about the agreement, which have been broadly ignored. TheRegister has since revealed that one provider, BT, may have been passing customer data onto Phorm, albeit under another name, since as far back as last summer without users knowledge. To make matters worse, they denied it, and at one point even blamed the unusual tracking on malware:


The curious explanations and activity of last summer have understandably raised further concerns about Phorms relationship with ISPs. BT is currently investigating the report while Phorm itself was not available for comment.