the security principle of Response.

In this week, you examined the security principle of Response.  Incidence response includes all security-related activities that are initiated as a result of an attack that is imminent, suspected, under way or completed.  

Discuss the importance of incidence response and the difference between pre-versus post-attack response. Specifically, compare and contrast the front-loaded and back-loaded response approaches.   Provide examples and identify challenges that are involved in incidence response.

Please make sure discussion should be 250 - 300 words and with no plagiarism.