The State of Network Security 2013: Attitudes and Opinions was conducted during the RSA Conference in February 2013. Insider threats are the greatest concern, and permitting employees to connect their own devices to the network increases the risk of security breaches. Next-generation firewall adoption is on the rise, and poor change management processes are a major operations challenge, often resulting in network and application outages. The number of respondents that have adopted Next-Generation Firewalls (NGFWs) is now at 57%, up from 41.2 percent in 2012.”]