CCNA SECURITY Implementing Cisco Network Security Exam (210-260) Study Guide

Security Principles
These days one of the most prominent topics in the news is network security or network attack. One after another, network has been compromising due to insufficient network security policies. But the question is; why network security is so important? Network security is directly related to the continuity of any organization’s business. These attacks can cause:
o Loss of business data in any organization
o Interrupt and misuse of people’s privacy
o Threaten and compromise the integrity of organization’s data
o Loss of organization’s reputation and more
Now days, however, people are becoming more aware about securing their devices connected to the public internet because of occurred events of data leakage, it’s alteration and misuse in a past few years. Network vulnerability and new methods of attack are growing day by day, hence the evolving techniques of making network more secured is growing.
Security is a broad topic that should be discussed in everything we design related to computer networking. Network security has been considered important for quite some time, especially for those of us whose entire career has been around the field of network security. There has been a massive increase in public awareness about securing their devices connected to public internet because of events of data stealth and leakage in a past few years.