The first guide to tackle security architecture at the software engineering level Computer security has become a critical business concern, and, as such, the responsibility of all IT professionals. In this groundbreaking book, a security expert with AT&T Business's renowned Network Services organization explores system security architecture from a software engineering perspective. He explains why strong security must be a guiding principle of the development process and identifies a common set of features found in most security products, explaining how they can and should impact the development cycle. The book also offers in-depth discussions of security technologies, cryptography, database security, application and operating system security, and more.