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HTTPS encrypts and decrypts the page requests and page information between the client browser and the web server using a secure Socket Layer (SSL, like a Tunnel). Web Server Security HTTPS stands for Hypertext Transfer Protocol over Secure Socket Layer, or HTTP over SSL. ISP Domain Proxy server Note:-For Home users, request will go directly to ISP since home users don’t use proxy servers. Finally Proxy server sends the Request back to the original client from where is originated. ISP then forwards the webpage to Proxy server.

When the Request reaches at, it looks into its webpages directory to send back the desired webpage to the ISP(MTNL). and forward the Request to appropriate Web Servers. ISP Domain contains list of all Web servers like, , etc. Proxy Server then Forwards the Request(to ISP Domain(say MTNL). The Request goes to Proxy server which is providing internet facility. How Webserver works First the User enter in his/her Browser ( Internet Explorer/Netscape etc). 4.HighEnd Server (Hardware) 5.HTML/PHP/ASP(Language to write static & interactive web pages) Apache webserver/IIS. Requirement for Hosting WebServer(WebSite). As of November 2005, Microsoft IIS (Internet Information Services) gained popularity, Apache serves more than 50% of all websites. The application is available for a wide variety of operating systems including Unix, FreeBSD, Linux, Solaris, Novell NetWare, Mac OS X, and Microsoft Windows but commonly used for Linux. The first version of the Apache web server was created by Robert McCool. For example A computer with appropriate configuration may be turned into a Web server by installing server software There are many Web server software applications like commonly used are -: Apache(Linux based) IIS(Internet Information Services by Microsoft) Īpache Web Server Apache is developed and maintained by an open community of developers.

Every Web server has an IP address and possibly a domain name. Webserver & it’s types A computer that rves Web pages. Malicious Software (virus,worms,trojan horse).

Web Server(Apache), Proxy Server(Squid) & Server Logs By Sanjay Kumar Malik Lecturer University School of IT GGS Indraprastha University Kashmere Gate, Delhi -110403Ĭontents Web Server and its types.

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