5 Ways Sloppy Campuses Can Clean Out Personal Data

IT experts describe how they scrub Social Security numbers from college computers

There was a time, not long ago, when students signed up to use Cornell University's rock-climbing wall by scribbling their Social Security numbers on a piece of paper tacked nearby. Steven J. Schuster remembers that era with a mixture of amusement and horror.

These days, Cornell isn't nearly so carefree. Mr. Schuster, head of security in the university's Office of Information Technologies, has seen

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