Understanding the Threats in Cyberspace
Source: Schneier on Security - Posted by Dave Wreski   
Intrusion Detection The primary difficulty of cyber security isn't technology -- it's policy. The Internet mirrors real-world society, which makes security policy online as complicated as it is in the real world. Protecting critical infrastructure against cyber-attack is just one of cyberspace's many security challenges, so it's important to understand them all before any one of them can be solved. The list of bad actors in cyberspace is long, and spans a wide range of motives and capabilities. At the extreme end there's cyberwar: destructive actions by governments during a war. When government policymakers like David Omand think of cyber-attacks, that's what comes to mind. Cyberwar is conducted by capable and well-funded groups and involves military operations against both military and civilian targets. Along much the same lines are non-nation state actors who conduct terrorist operations. Although less capable and well-funded, they are often talked about in the same breath as true cyberwar.

Read this full article at Schneier on Security

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