Definition: An ISP, or Internet Service Provider, is a company that has the servers, routers, communication lines and other equipment necessary to establish a presence on the Internet. They in turn sell access to their equipment in the form of […]
Definition: To address issues with the current IP protocol in use (IPv4 or version 4) and to add features to improve the protocol for the future the Internet Engineering Task Force (IETF) has introduced IPv6 (Internet Protocol version 6) also
Definition: The current version of IP used on the Internet is version 4 (IPv4). IP is used to direct packets of information to their correct address. Due to a shortage of available addresses and to address the needs of the
Definition: The Internet Protocol (IP) is used to deliver data packets to their proper destination. Each packet contains both the originating and destination IP address. Each router or gateway that receives the packet will look at the destination address and
Definition: IP spoofing is the act of replacing the IP address information in a packet with fake information. Each packet contains the originating and destination IP address. By replacing the true originating IP address with a fake one a hacker
Definition: An IP Address is used to uniquely identify devices on the Internet. In IPv4, the current standard, it is a 32-bit number made up of 4 8-bit blocks. In standard decimal numbers, each block can be any number from
Definition: An Intranet is an Internet with restricted access. Corporate Intranets generally use the exact some communication lines as the rest of the Internet, but have security in place to restrict access to the employees, customers or suppliers that they
Definition: Originally a project called Arpanet created by the United States government in conjunction with various colleges and universities for the purpose of sharing research data. As it stands now, there are millions of computers connected to the Internet all
Definition: Instant messaging (or IM) offers users the ability to communicate in real time. Starting with IRC (Internet Relay Chat) users became hooked on the ability to “chat” in real time rather than sending emails back and forth or posting
Definition: An IDS (Intrusion Detection System) is a device or application used to inspect all network traffic and alert the user or administrator when there has been unauthorized attempts or access. The two primary methods of monitoring are signature-based and
