In 2014, organizations monitored by IBM Security Services experienced approximately 81 million security events, amounting to over 12,000 attacks and 109 incidents for each client. Unauthorized Access led all security incidents in 2014, up 19 percent from 2013. Social media, cloud, mobility and big data is making insider threats harder to identify. The rise of spam carrying malware jumped from 1 percent in early 2013 to around 4 percent in 2015, making this a high-growth channel for spreading malware.”]
Source: https://securityintelligence.com/the-threat-is-coming-from-inside-the-network/