The business case for layered security
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Many IT security experts understand the benefits of a layered security model. Instead of employing discrete tools such as anti-virus software, intrusion detection systems, and firewalls, it takes an integrated approach to managing these technologies, augmented with other techniques.
But gaining approval for funding layered security can be difficult, given existing budgetary constraints. IT security teams need to build a structured and well-argued business case to secure additional investment.