Colleges Increase Spending in the Battle Against Spam

Indiana University will spend $300,000 on a new filtering and quarantine system to combat spam, and it will pay an additional $80,000 a year in upkeep on that system, according to officials who manage the university's e-mail servers.

At colleges large and small, officials say new spending to fend off junk e-mail is unavoidable, given the toll taken by spam on campus networks.

Research on ways to stop some spam at the source show promise, Internet-security experts say, but those

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