Data breaches are a seemingly endless scourge with no simple answer, but the breach in recent months of the background-check service National Public Data illustrates just how dangerous and intractable they have become. And after four months of ambiguity, the ...

If you know where to look, plenty of secrets can be found online. Since the fall of 2021, independent security researcher Bill Demirkapi has been building ways to tap into huge data sources, which are often overlooked by researchers, to ...