Search engine vulnerabilities and threats - a survey and proposed solution for a secured censored search platform

Our internet user base is growing up rapidly. Though it is a click away to mankind it is a giant leap in the history of Information Technology and website. With millions of servers to offer several services, we have approximately 1.8 billons of user searching, blogging, posting, and mailing daily. Most users navigate to web pages through search engines like Google, Bing, and Yahoo etc. These search engine results in thousands of URL's for a single query within few seconds which might have number of malicious sites, Trojan sites, blacklisted sites, hacking sites, phishing site, sites with irrelevant content, Thus there is a massive loss of money, time and intellectual property. In this paper we have made a survey on security issues of a search engine with detailed case study of security architecture in Google chrome and proposed a secured censored search platform in which we are incorporating filters for those malicious URL's from the different search engines along with personalized user preferences.