This is software that sits at the edge of a firm's network and inspects the outgoing data traffic.

ECONOMIST: Companies and information

Redmond, Washington-based Microsoft (nyse: MSFT) employees saw their outgoing e-mail messages get mired in the company's internal e-mail network, taking as long as four days to reach recipients, reports say.

FORBES: Management & Trends

Redmond, Washington-based Microsoft (nyse: MSFT - news - people) employees saw their outgoing e-mail messages get mired in the company's internal e-mail network, taking as long as four days to reach recipients, reports say.

FORBES: Focus On The Forbes 500s