Big data analytics is a useful instrument for empowering organizations to become more resilient in the face of increasing cyber-attacks, according to a software market analyst and IT consultant. Attackers inject malcode into genuine processes by process hollowing and install deception techniques. They send data outside an organization. Analysis of security log data and other security system data provides useful insight for improving organizations' cyber defense capability. For more read the article written by Warwick Ashford (security editor) : http://www.computerweekly.com/news/450288411/Big-data-analytics-a-useful-security-tool-says-analyst