By Greg Bastien
Legitimate self-study try education advisor for the Cisco SNRS examination 642-502 * assault threats * Router administration and management * Authentication, Authorization, and Accounting (AAA) and Cisco safe entry regulate Server * RADIUS and TACACS+ * Cisco IOSR Firewall function set * Securing networks with Cisco routers * Mitigating Layer 2 assaults * IPsec and simple digital inner most community (VPN) * safety gadget supervisor (SDM)
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6. The security policy must have support from __________ because lack of such may impede various business functions or processes. 7. Security polices should define user access and control not by their position, but by what factor? 8. The security policy needs to be specific to define all the requirements, but it must also be __________ to respond to the industry. 9. So that an organization can respond quickly and efficiently to an exposed vulnerability or a suspected compromise of a network resource, the network security policy should also contain an __________.
Response This step defines which actions are taken in the event of a problem on the network. It defines the individual responsibilities of members of the security team and addresses the following topics: - Reaction to an attempted security breach - How to isolate and handle a compromised network component - Evidence gathering and handling of log data - Working with law enforcement authorities - Network and system restoration - Policy review to ensure that any newly discovered vulnerabilities are compensated for Creating the security policy is not normally a task for a single individual.
Next, perform a risk analysis to determine which risks you need to guard against and to define a level of acceptable risk. Risk levels are normally broken into three categorieshigh, medium, and low riskbut what is considered to be a risk must be defined for each organization. The final preparation item should be the designation of security team personnel and the definition of its duties. • Prevention This step defines how changes to your security posture are evaluated and implemented. 30 Part I: Overview of Network Security Part I: Overview of Network Security 31 Additionally, this step outlines how the security of the network should be managed and monitored.