Computer forensics involves the preservation, identification, extraction, documentation, and interpretation of computer media for evidentiary and/or root cause analysis. Computer forensics is simply the application of disciplined investigative techniques in the automated environment and the search, discovery, and analysis of potential evidence.
Almost daily we use search engines and get the desired result but have you ever wondered what actually happens behind the scene? How is the data stored? Where is the data stored?
The confidentiality objective is required in sensors environment to protect information traveling between the sensor nodes of the network or between the sensors and the base station from disclosure, since an adversary having the appropriate equipment may eavesdrop on the communication.
Search Engines send Robots or Spiders to crawl the Fresh web content, which sends back links based on keywords to the search engines. Search Engines analyze these links and display results based on PageRank.
The architecture of Google search engine: You may like to read Introduction to search engines before we begin with this post. In Google Search engine, the web crawling is done by several distributed crawlers. There is a URL server that sends lists of URLs to be fetched to the crawlers. The web pages that are fetched are then… Read More »
Mobile Ad hoc networks are a new paradigm of wireless network, offering unrestricted mobility without any underlying infrastructure such as base station or mobile switching centers. Basically ad hoc network is a collection of nodes communicating with each other by forming a multi-hop network.
The web today enables people to access documents and services on the Internet but today’s methods require human intelligence. The semantic web augments the current web with formalized knowledge and well-formatted data that can be processed by computers. The semantic web is a vision of information that is understandable by computers, so that they can perform more of the tedious work involved in… Read More »