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This chapter is from the book

This chapter is from the book

Defense in Depth

We can't stress enough the need for Defense in Depth (DID). Computers, software, firewalls, and all the creations of man have one fundamental flaw: People created them, and people are not perfect; people make mistakes. You simply cannot rely on one thing to protect your network and computers. Firewalls are wonderful and powerful tools for protecting systems, but they are neither perfect nor complete solutions for the incredibly wide range of vulnerabilities and threats that modern networks and computers face.

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