Without proper safeguards, every part of a network is vulnerable to a security breach or unauthorized activity from （ ）, competitors, or even employees. Many of the organizations that manage their own （ ） network security and use the Internet for more than just sending/receiving e-mails experience a network （ ）— and more than half of these companies do not even know they were attacked. Smaller （ ） are often complacent, having gained a false sense of security. They usually react to the last virus or the most recent defacing of their website. But they are trapped in a situation where they do not have the necessary time and（ ）to spend on security.
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