1. Cross-Site Request Forgery (CSRF). https://www.owasp.org/index.php/Cross-Site_Request_Forgery_(CSRF)
2. Cybercrime time-line. http://www.symantec.com/region/sg/homecomputing/library/cybercrime.html
3. Modify headers for Google Chrome. https://chrome.google.com/webstore/detail/modify-headers-for-google/innpjfdalfhpcoinfnehdnbkglpmogdi
4. OWASP top 10 application security risks - 2017. https://www.owasp.org/index.php/Top_10_2017-Top_10
5. ProfileJacking - legal tricks to detect user profile. Blog, https://sakurity.com/blog/2015/03/10/Profilejacking.html