Cisco SAFE: A Security Reference Architecture
Source: Cisco Systems
From a security standpoint, changes have brought with them several new and complex challenges. Traditional point security tools are limited in their ability to support and secure this business transformation, either leaving critical new resources unprotected or preventing the deployment of new services because they do not secure new processes and protocols. At the same time, organizations are facing a host of new threats that target many of these new services and impact network and service availability; these include the theft of identity, data, and reputation, and the abuse of application and network resources. Today's new threats share several characteristics which includes increasing botnet sophistication and effectiveness, increasingly malicious spyware, web application security exploits, etc.