1. Ponemon Institute 2014. 2014 Global Report on the Cost of Cyber Crime. Technical Report. Ponemon Institute. http://www.hp.com/go/Ponemon.
2. Symantec 2015. 2015 Internet Security Threat Report. Technical Report. Symantec. https://www4.symantec.com/mktginfo/whitepaper/ISTR/21347932_GA-internet-security-threat-report-volume-20--2015-social_v2.pdf
3. Verizon 2015. 2015 Data Breach Investigations Report. Technical Report. Verizon. http://www.verizonenterprise.com/resources/reports/rp_data-breach-investigation-report-2015_en_xg.pdf.