1. Brute Force Attack. https://en.wikipedia.org/wiki/Brute-force_attack Brute Force Attack. https://en.wikipedia.org/wiki/Brute-force_attack
2. Google has over a billion users of Android Chrome YouTube and search. http://www.theverge.com/2015/5/28/8676599/google-io-2015-vital-statistics Google has over a billion users of Android Chrome YouTube and search. http://www.theverge.com/2015/5/28/8676599/google-io-2015-vital-statistics
3. PhishTank. https://www.phishtank.com/ PhishTank. https://www.phishtank.com/
4. Phishing Attack Trends Report of the 4th Quarter in 2014. http://docs.apwg.org/reports/apwg_trends_report_q4_2014.pdf Phishing Attack Trends Report of the 4th Quarter in 2014. http://docs.apwg.org/reports/apwg_trends_report_q4_2014.pdf
5. Design Documents of Safe Browsing. http://www.Chromium.org/developers/design-documents/safebrowsing Design Documents of Safe Browsing. http://www.Chromium.org/developers/design-documents/safebrowsing