Imagine that some stranger in a shady corner of the Web comes across your name and a few details of your life and puts together an online presence uncomfortably reminiscent of you. Hard to know what to think at first. It could be anything from coincidence to a con or something else altogether. But this feels more ominous than the theft of a credit card number. We can cancel the plastic, but we can't cancel our identities. I was involved in such a case recently, and while I cannot discuss the specifics, it introduced me to ideas involving the…
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