Anusha Chathuranga

Shodan Search engine Tutorial 1 Shodan  is a  search engine  that lets the user find specific types of computers (routers, servers, etc.) connected to the internet using a variety of filters. Some have also described it as a search engine of  service banners , which are meta-data the server sends back to the client. This can be information about the server software, what options the service supports, a welcome message or anything else that the client can find out before interacting with the server. Actually Shodan is good search engine for hacking purpose. example i want to find on all cisco products in lk domain(in Sri Lanka) lets try  Click me  and type on search bar  cisco country:lk  we ca n see many devices  connect to internet .  but free edition they give 5 pages only. Filters  city:  Find devices in a particular city country:   Find devices in a particular country geo: you can pass it coordinates hostname: find values that match the hostname net:

Install and Configure Squid Proxy Server  Introduction  Squid is an excellent open source web caching proxy package but is requires quite a lot of tuning to achieve the kind of performance seen in commercial proxies. This report present several independently useful ideas for tuning a web caching system  Squid Proxy overview  Squid is a Unix-based proxy server that caches Internet content closer to a requestor than its original point of origin. Squid supports caching of many different kinds of Web objects, including those accessed through HTTP and FTP. Caching frequently requested Web pages, media files, and other content accelerates response time and reduces bandwidth congestion. A Squid proxy server is generally installed on a separate server than the Web server with the original files. Squid works by tracking object use over the network. Squid will initially act as an intermediary, simply passing the client's request on to the server and saving a copy of the request