angry tapir writes
“At least three security companies have scrubbed information related to Target from the Web, highlighting the ongoing sensitivity around one of the largest-ever data breaches. How hackers broke into Target and installed malware on point-of-sale terminals that harvested up to 40 million payment card details is extremely sensitive. Now, details that give insight into the attack are being hastily removed or redacted by security companies.”
You can follow the links over there, for more info. The comments are informative too, also.
At this point I would follow the advice to get a new bankcard and change your PIN. This one is going down a rabbit hole.