Vendors like to create an ocean of alarms in their products so they can dogpile after an event and claim that "they caught it." This article goes through the dangers of false positives in incident response and how to address them.

Threat data contained in Indicators of Compromise (IOC) can be applied against the data stored in StealthWatch to look for markers of historical breach. This entry outlines the steps in performing this analysis.

The difficulty in controlling user behavior makes spear phishing a "no-brainer" for attackers. Network surviellance can detect the attack at different parts of the kill chain.

Download the deck from SANS DFIR Summit 2013 on "Hunting Attackers with Network Audit Trails." Tom Cross & I delivered this in Austin, TX.

Don't trust your firewalls and NAC without validation. NetFlow is a great way to determine if they are doing what they are supposed to be doing (and alerting you when they are not.)