Before revision:  We perform a comprehensive security analysis in the context of security and usability behind the identified flaws and report our findings in the form of 16 Common Vulnerabilities and Exposures (CVE) , disclosed to the corresponding vendors.
After revision:  We perform a comprehensive security analysis in the context of security and usability behind the identified flaws and report our findings in the form of 17 Common Vulnerabilities and Exposures (CVE) , disclosed to the corresponding vendors.