Practical Network Scanning

Security and threats

In a growing connected world, security threats are constantly evolving to find new ways to steal or damage data. For any organization and any individual who has an internet enabled system, it becomes very important to protect that information. Malicious or ignorant human activity are major threats to computers. Malicious action always has a goal to achieve and a specific target to be attacked.

Attackers generally have motives or goals. These motives and goals usually abide by the following formula:

Motive + Method + Vulnerabilities = Attack:

As the following diagram shows, security threats are driven either by humans or natural disasters. Threats driven by humans can be further categorized into external or internal threats, or ...