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The security hazards of voice mail.

This story appears in the January 1999 issue of Entrepreneur. Subscribe »

Sometimes nightmares you never even imagined come true.That's what happened when Jacqueline Hallihan learned a formeremployee was breaking into her investment consulting firm'svoice-mail system. Hacking into the system up to a dozen times aday, the salesperson erased client messages, listened to personalmessages and even transferred potentially damaging messages toother employees.

"There's a four or five month void of not having anyidea [who called]," says Hallihan, owner of NationalRegulatory Services Inc. in Lakeville, . "It was areal invasion of privacy."

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