is an e-mail based scam that is designed to persuade you to reveal confidential information such as your bank account number or Social Security number

is a program that extends a browser’s ability to work with file formats

Post Office Protocol version 3) used to manage your incoming mail

is an exploit that redirects users to fake sites by poisoning a domain name server with a false IP address

such as the one in Figure7-29, is an advertisement that appears in a separate window when you connect to a Web page

is software that pulls keywords from a Web page and stores themin an index database

symbol that describes a relationship between search terms and the re by helps you create a more focused query

are symbols such as :-) that represent emotions

The query processor in a database management system receives as input a query request in the form of SQL text, parses it, generates an execution plan, and completes the processing by executing the plan and returning the results to the client

encrypts the data transmitted between your computer and a Website

looks for your search terms in the search engine’s indexed database and returns a list of relevant Web sites

is software that pulls keywords from a Web page and stores them in an index database

a symbol that describes a relationship between search terms and therebyhelps you create a more focused query

encrypts the data transmitted between your computer and a Website

are symbols such as :-) that represent emotions

a software that pulls keywords from a Web page and stores the min an index database

encrypts the data transmitted between your computer and a Website

are symbols suchas :-) that represent emotions

looks for your search terms in the search engine’s indexed database and returns a list of relevant Web sites

a character or string of characters used in a search engine query to narrow the focus of the search

encrypts the data transmitted between your computer and a Website

are symbols such as :-) that represent emotions

looks for your search terms in the search engine’s indexed database and returns a list of relevant Web sites

is software that pulls keywords from a Web page and stores the min an index database

symbol that describes a relationship between search terms and the re by helps you create a more focused query

is an abstract concept that represents one end of a connection

is a type of utility software that captures unsolicitede-mail messages before they reach your Inbox

(Simple Mail Transfer Protocol) handles outgoing mail

unwanted electronic junk mail about medical products, low-cost loans, and fake software upgrades that arrives in your online mailbox

because it is the source of the HTML tags used to construct a Web page

is an abstract concept that represents one end of a connection

because it is the source of the HTML tags used to construct a Web page

unwanted electronic junk mail about medical products, low-cost loans, and fake software upgrades that arrives in your online mailbox

(Simple Mail Transfer Protocol) handles outgoing mail

is a type of utility software that captures unsolicitede-mail messages before they reach your Inbox

because it is the source of the HTML tags used to construct a Web page

(Simple Mail Transfer Protocol) handles outgoing mail

unwanted electronic junk mail about medical products, low-cost loans, and fake software upgrades that arrives in your online mailbox

is an abstract concept that represents one end of a connection

is a type of utility software that captures unsolicitede-mail messages before they reach your Inbox

is a type of utility software that captures unsolicitede-mail messages before they reach your Inbox

(Simple Mail Transfer Protocol) handles outgoing mail

is an abstract concept that represents one end of a connection

unwanted electronic junk mail about medical products, low-cost loans, and fake software upgrades that arrives in your online mailbox

because it is the source of the HTML tags used to construct a Web page

unwanted electronic junk mail about medical products, low-cost loans, and fake software upgrades that arrives in your online mailbox

is an abstract concept that represents one end of a connection

because it is the source of the HTML tags used to construct a Web page

Simple Mail Transfer Protocol handles outgoing mail

is a type of utility software that captures unsolicited e-mail messages before they reach your Inbox

(Secure Sockets Layer) protocol  that encrypt data traveling between a client computer and an HTTP server

(short for World Wide Web) is a collection of document, image, video, and sound files that can be linked and accessed over the Internet using a protocol called HTTP

or HTML editors, which provides tools specifically designed to enter and format Web page text, graphics, and links

(Transport Layer Security) protocol that encrypt data traveling between a client computer and an HTTP server

is one that is set by an affiliated site

or HTML editors, which provides tools specifically designed to enter and format Web page text, graphics, and links

is one that is set by an affiliated site

(Secure Sockets Layer) protocol  that encrypt data traveling between a client computer and an HTTP server

(short for World Wide Web) is a collection of document, image, video, and sound files that can be linked and accessed over the Internet using a protocol called HTTP

(Transport Layer Security) protocol that encrypt data traveling between a client computer and an HTTP server

A website development system that allows Web pages to be visually created like a desktop publishing program

(Transport Layer Security) protocol that encrypt data traveling between a client computer and an HTTP server

is one that is set by an affiliated site

(Secure Sockets Layer) protocol  that encrypt data traveling between a client computer and an HTTP server

(short for World Wide Web) is a collection of document, image, video, and sound files that can be linked and accessed over the Internet using a protocol called HTTP

an application for accessing websites

(also referred to as a Web spider) is a computer program that is automated to methodically visit Websites

is a 1x1 pixel graphic embedded in a Web page or an e-mail message

is the product or output of one or more Web-based files displayed in a format similar to a page in a book

is a program designed to help people locate information on the Web by formulating simple queries consisting of one or more words called keywords or search terms

is client software that displays Web page elements and handles links between pages

(also referred to as a Web spider) is a computer program that is automated to methodically visit Websites

is a program designed to help people locate information on the Web by formulating simple queries consisting of one or more words called keywords or search terms

malicious code, invisible to a user, placed on web sites in such a way that it allows third parties to track use of web servers and collect information about the user

is the product or output of one or more Web-based files displayed in a format similar to a page in a book

(also referred to as a Web spider) is a computer program that is automated to methodically visit Websites

is a 1x1 pixel graphic embedded in a Web page or an e-mail message

is the product or output of one or more Web-based files displayed in a format similar to a page in a book

is client software that displays Web page elements and handles links between pages

is a program designed to help people locate information on the Web by formulating simple queries consisting of one or more words called keywords or search terms

is an Internet-based computer that accepts requests from browsers

is a program designed to help people locate information on the Web by formulating simple queries consisting of one or more words called keywords or search terms

typically contains a collection of related information organized and formatted so it can be accessed using software called a browser

is the product or output of one or more Web-based files displayed in a format similar to a page in a book

is a markup language very similar to HTML, but it can because to mized with tags that describe the data in databases

is the product or output of one or more Web-based files displayed in a format similar to a page in a book

is a markup language very similar to HTML, but it can becustomized with tags that describe the data in databases

typically contains a collection of related information organized and formatted so it can hoverbe accessed using software called a browser

is a software system designed to carry out web searches. They search the World Wide Web in a systematic way for particular information...

is an Internet-based computer that accepts requests from browsers

is the product or output of one or more Web-based files displayed in a format similar to a page in a book

typically contains a collection of related information organized and formatted so it can be accessed using software called a browser

(commonly referred to simply as a search engine) is a program designed to help people locate information on the Web by formulating simple queries consisting of one or more words called keywords or search terms

is an Internet-based computer that accepts requests from browsers

is a markup language very similar to HTML, but it can becustomized with tags that describe the data in databases

is the product or output of one or more Web-based files displayed in a format similar to a page in a book

typically contains a collection of related information organized and formatted so it can be accessed using software called a browser

is an Internet-based computer that accepts requests from browsers

(commonly referred to simply as a search engine) is a program designed to help people locate information on the Web by formulating simple queries consisting of one or more words called keywords or search terms

is a markup language very similar to HTML, but it can because tomized with tags that describe the data in databases

can be accessed by logging in without a password by using the user ID  anonymous Some anonymous sites request users to enter their e‑mail addresses as a pass‑word, but rarely is that piece of information used for verification or tracking

that one person posts a message using the Internet

a file sharing protocol that distrib‑utes the role of a file server across a collection of dispersed computers

an electronic system that is online and operating 24 hours a day

is similar to an online diary; it is maintained by a person, a company, or an organization, and contains a series of entries on one or more topics

is similar to an online diary; it is maintained by a person, a company, or an organization, and contains a series of entries on one or more topics

a file sharing protocol that distrib‑utes the role of a file server across a collection of dispersed computers

can be accessed by logging in without a password by using the user ID “anonymous.” Some anonymous sites request users to enter their e‑mail addresses as a pass‑word, but rarely is that piece of information used for verification or tracking

is linked to your ISP and is online whenever your computer and modem are on, even if you are not actively accessing the Internet

means interaction without real-time conversation — replies can be delayed

is a file sharing protocol that distrib‑utes the role of a file server across a collection of dispersed computers

can be accessed by logging in without a password by using the user ID “anonymous.” Some anonymous sites request users to enter their e‑mail addresses as a pass‑word, but rarely is that piece of information used for verification or tracking

that one person posts a message using the Internet

is linked to your ISP and is online whenever your computer and modem are on, even if you are not actively accessing the Internet

is similar to an online diary; it is maintained by a person, a company, or an organization, and contains a series of entries on one or more topics

is similar to an online diary; it is maintained by a person, a company, or an organization, and contains a series of entries on one or more topics

can be accessed by logging in without a password by using the user ID “anonymous.” Some anonymous sites request users to enter their e‑mail addresses as a pass‑word, but rarely is that piece of information used for verification or tracking

is linked to your ISP and is online whenever your computer and modem are on, even if you are not actively accessing the Internet

that one person posts a message using the Internet

is a file sharing protocol that distrib‑utes the role of a file server across a collection of dispersed computers

a fixed Internet connection that uses a voiceband modem and telephone lines to transport data between your  computer and your ISP

is a means of distributing always‑on broadband Internet access over the same infrastructure that offers cable television service

the doorway that allows a computer to exchange data with other devices

which converts your computer’s signal into one that can travel over the CATV network

has been used by governments to keeps citizens away from Web sites that supply politically or culturally inflammatory information

is a means of distributing always‑on broadband Internet access over the same infrastructure that offers cable television service

which converts your computer’s signal into one that can travel over the CATV network

a fixed Internet connection that uses a voiceband modem and telephone lines to transport data between your  computer and your ISP

the doorway that allows a computer to exchange data with other devices

has been used by governments to keeps citizens away from Web sites that supply politically or culturally inflammatory information

a fixed Internet connection that uses a voiceband modem and telephone lines to transport data between your  computer and your ISP

is a means of distributing always‑on broadband Internet access over the same infrastructure that offers cable television service

which converts your computer’s signal into one that can travel over the CATV network

the doorway that allows a computer to exchange data with other devices

has been used by governments to keeps citizens away from Web sites that supply politically or culturally inflammatory information

the doorway that allows a computer to exchange data with other devices

is a fixed Internet connection that uses a voiceband modem and telephone lines to transport data between your  computer and your ISP

which converts your computer’s signal into one that can travel over the CATV network

is a means of distributing always‑on broadband Internet access over the same infrastructure that offers cable television service

has been used by governments to keeps citizens away from Web sites that supply politically or culturally inflammatory information

the doorway that allows a computer to exchange data with other devices

is a means of distributing always‑on broadband Internet access over the same infrastructure that offers cable television service

has been used by governments to keeps citizens away from Web sites that supply politically or culturally inflammatory information

which converts your computer’s signal into one that can travel over the CATV network

a fixed Internet connection that uses a voiceband modem and telephone lines to transport data between your  computer and your ISP

Every domain name corresponds to a unique IP address that has been entered into a huge database

(Data Over Cable Service Interface Specification) is a data transport technology that includes security filters

computer that hosts this database is referred to

is a key component of Web page addresses and e‑mail addresses

is the rate of data downloaded to your computer. Many ISPs limit these speeds to make sure everyone gets an equal share of the bandwidth

is a key component of Web page addresses and e mail addresses

Every domain name corresponds to a unique IP address that has been entered into a huge database

computer that hosts this database is referred to

(Data Over Cable Service Interface Specification) is a data transport technology that includes security filters

is the rate of data downloaded to your computer. Many ISPs limit these speeds to make sure everyone gets an equal share of the bandwidth

(Data Over Cable Service Interface Specification) is a data transport technology that includes security filters

Every domain name corresponds to a unique IP address that has been entered into a huge database

computer that hosts this database is referred to

is a key component of Web page addresses and e‑mail addresses

is the rate of data downloaded to your computer. Many ISPs limit these speeds to make sure everyone gets an equal share of the bandwidth

is a device that connects a computer to a telephone line and converts computer data signals into signals compatible with DSL

links your computer to an ISP from a stationary point, such as a wall socket or roof‑mounted antenna

prevents voiceband signals from interfering with DSL signals

(digital subscriber line) is a high speed, digital, always on, Internet access technology that runs over standard phone lines. It is one of the fastest Internet connections that’s affordable to individual consumers

is software or hardware designed to filter out suspicious packets attempting to enter or leave a computer

is software or hardware designed to filter out suspicious packets  attempting to enter or leave a computer

prevents voice band signals from interfering with DSL signals

(digital subscriber line) is a high speed, digital, always on, Internet access technology that runs over standard phone lines. It is one of the fastest Internet connections that’s affordable to individual consumers

is a device that connects a computer to a telephone line and converts computer data signals into signals compatible with DSL

links your computer to an ISP from a stationary point, such as a wall socket or roof‑mounted antenna

is a network of computers harnessed together to perform processing tasks. Grid computing systems can be public or private

(File Transfer Protocol) provides a way to transfer files from one computer to another over any TCP/IP network, such as a LAN or the Internet

(also called wireless broadband service) is designed to offer Internet access to homes and businesses by broadcasting data signals over areas large enough to cover most cities and outlying areas

resides on a computer contain‑ing files that remote users might want to access

such as WS_FTP, CuteFTP, or open‑source FileZilla, offers an easy‑to‑use interface for accessing FTP servers

(also called wireless broadband service) is designed to offer Internet access to homes and businesses by broadcasting data signals over areas large enough to cover most cities and outlying areas

is a network of computers harnessed together to perform processing tasks

(File Transfer Protocol) provides a way to transfer files from one computer to another over any TCP/IP network, such as a LAN or the Internet

such as WS_FTP, CuteFTP, or open‑source FileZilla, offers an easy‑to‑use interface for accessing FTP servers

resides on a computer contain‑ing files that remote users might want to access

is a Web‑based online discussion site where participants post comments to discussion threads

is a network of high‑capacity routers and fiber‑optic communications links that provides the main routes for data traffic across the Internet

One one messaging is referred to as instant messaging(IM) and group communications are referred to as chat

(Internet Corporation for Assigned Names and Numbers) is recognized by the United States and other  governments as the global organization that coordinates technical management of the Internet’s Domain Name System

(ISP) is a company that offers Internet access to individuals, businesses, and smaller ISPs. Figure 6‑2 shows a simplified conceptual diagram of the Internet backbone and its components

is a Web‑based online discussion site where participants post comments to discussion threads

One one messaging is referred to as instant messaging(IM) and group communications are referred to as chat

is a network of high‑capacity routers and fiber‑optic communications links that provides the main routes for data traffic across the Internet

(Internet Corporation for Assigned Names and Numbers) is recognized by the United States and other  governments as the global organization that coordinates technical management of the Internet’s Domain Name System

(ISP) is a company that offers Internet access to individuals, businesses, and smaller ISPs. Figure 6‑2 shows a simplified conceptual diagram of the Internet backbone and its components

is a network of high capacity routers and fiberoptic communications links that provides the main routes for data traffic across the Internet

is a Web‑based online discussion site where participants post comments to discussion threads

One one messaging is referred to as instant messaging(IM) and group communications are referred to as chat

(Internet Corporation for Assigned Names and Numbers) is recognized by the United States and other  governments as the global organization that coordinates technical management of the Internet’s Domain Name System

(ISP) is a company that offers Internet access to individuals, businesses, and smaller ISPs. Figure 6‑2 shows a simplified conceptual diagram of the Internet backbone and its components

(Internet Corporation for Assigned Names and Numbers) is recognized by the United States and other  governments as the global organization that coordinates technical management of the Internet’s Domain Name System

is a Web based online discussion site where participants post comments to discussion threads

One one messaging is referred to as instant messaging(IM) and group communications are referred to as chat

is a network of high‑capacity routers and fiber‑optic communications links that provides the main routes for data traffic across the Internet

(ISP) is a company that offers Internet access to individuals, businesses, and smaller ISPs. Figure 6‑2 shows a simplified conceptual diagram of the Internet backbone and its components

(Internet Corporation for Assigned Names and Numbers) is recognized by the United States and other  governments as the global organization that coordinates technical management of the Internet’s Domain Name System

(ISP) is a company that offers Internet access to individuals, businesses, and smaller ISPs. Figure 62 shows a simplified conceptual diagram of the Internet backbone and its components

One one messaging is referred to as instant messaging(IM) and group communications are referred to as chat

is a network of high‑capacity routers and fiber‑optic communications links that provides the main routes for data traffic across the Internet

is a Web based online discussion site where participants post comments to discussion threads

is any access to data or programs by hackers, criminals, or other unauthorized persons

Internet Protocol is responsible for addressing packets so that they can be routed to their des‑tination

is a brand name for a compact, mobile, wireless router offered by Novatel Wireless

measures the variability of packet latency

For the real Internet, cellular service providers offer data services, sometimes referred to as mobile broadband

is any access to data or programs by hackers, criminals, or other unauthorized persons

Internet Protocol is responsible for addressing packets so that they can be routed to their des‑tination

measures the variability of packet latency

is a brand name for a compact, mobile, wireless router offered by Novatel Wireless

For the real Internet, cellular service providers offer data services, sometimes referred to as mobile broadband

is any access to data or programs by hackers, criminals, or other unauthorized persons

is a brand name for a compact, mobile, wireless router offered by Novatel Wireless

Internet Protocol is responsible for addressing packets so that they can be routed to their des‑tination

measures the variability of packet latency

For the real Internet, cellular service providers offer data services, sometimes referred to as mobile broadband

For the real Internet, cellular service providers offer data services, sometimes referred to as mobile broadband

Internet Protocol is responsible for addressing packets so that they can be routed to their des‑tination

is any access to data or programs by hackers, criminals, or other unauthorized persons

measures the variability of packet latency

is a brand name for a compact, mobile, wireless router offered by Novatel Wireless

allows you to use the Internet as you are on the go, such as using a cell phone to collect your email while you are traveling by train

equipment and links are tied together by network access points(NAPs), so that, for example, data can begin its journey on a Verizon link and then cross over to a Sprint link, if necessary, to reach its destination

contains circuitry that converts the data‑carrying signals from your computer to signals that can travel over various communications channel

(NAT) is the process your router usesto keep track of packets and their corresponding private or public IP addresses

Backbone links and routers are maintained by network service providers(NSPs), such as AT&T, Cogent Communications, Hurricane Electric, Sprint, and Verizon

contains circuitry that converts the data carrying signals from your computer to signals that can travel over various communications channels

equipment and links are tied together by network access points(NAPs), so that, for example, data can begin its journey on a Verizon link and then cross over to a Sprint link, if necessary, to reach its destination

allows you to use the Internet as you are on the go, such as using a cell phone to collect your email while you are traveling by train

(NAT) is the process your router usesto keep track of packets and their corresponding private or public IP addresses

Backbone links and routers are maintained by network service providers(NSPs), such as AT&T, Cogent Communications, Hurricane Electric, Sprint, and Verizon

allows you to use the Internet as you are on the go, such as using a cell phone to collect your email while you are traveling by train

equipment and links are tied together by network access points(NAPs), so that, for example, data can begin its journey on a Verizon link and then cross over to a Sprint link, if necessary, to reach its destination

contains circuitry that converts the data carrying signals from your computer to signals that can travel over various communications channels

(  is the process your router usesto keep track of packets and their corresponding private or public IP addresses.

Backbone links and routers are maintained by network service providers(NSPs), such as AT&T, Cogent Communications, Hurricane Electric, Sprint, and Verizon

allows you to use the Internet as you are on the go, such as using a cell phone to collect your email while you are traveling by train

(NAT) is the process your router usesto keep track of packets and their corresponding private or public IP addresses

contains circuitry that converts the data‑carrying signals from your computer to signals that can travel over various communications channels

equipment and links are tied together by network access points(NAPs), so that, for example, data can begin its journey on a Verizon link and then cross over to a Sprint link, if necessary, to reach its destination

Backbone links and routers are maintained by network service providers(NSPs), such as AT&T, Cogent Communications, Hurricane Electric, Sprint, and Verizon