Shared Flashcard Set

Details

Tutorial 9 Terms
WEB 463
72
Other
12th Grade
05/22/2006

Additional Other Flashcards

 


 

Cards

Term
ActiveX component
Definition
Microsofts technology for writing small applications that perform actions in web pages
Term
ad blocker
Definition
a program that searches for and erases spyware from a user's computer
Term
add-on
Definition
a general classification of browser extentions that includes tools to enhance your browsing experience
Term
adware
Definition
a category of software that displays advertisements to help pay for the program
Term
algorithm
Definition
a formula or set of steps to solve a particular problem
Term
asymmetric encryption
Definition
A form of encryption that uses two different keys, a public key known to everyone and a private or secret key known only to the person who owns both keys
Term
authentication
Definition
a general term for the process of verifying the indentity of a source or sender of a message
Term
Beatnik
Definition
A browser extention that plays sound files stored in various places on the internet and on many wireless devices
Term
browser extentions
Definition
applictations that allow a web browser to perform tasks it was not originally designed to perform
Term
brute force attack
Definition
the process by which a cracker uses a program to enter character combinations until the system accepts a user name and password
Term
buffer
Definition
a temporary storage area in a comuputer's memory
Term
buffered play
Definition
a feature by which music is downloaded and qued for play when the transfer play rate exceeds your modem's
Term
(CA) Certificate Authority
Definition
a trusted third party that verifies the identity of a person or organization in the process of inssuing a digital certificate
Term
Cipher text
Definition
Encrypted information
Term
clickstream
Definition
A record of the links clicked by a user while visiting a Web site
Term
computer secuirity
Definition
the protection of assets using non-physical means
Term
countermeasure
Definition
The general name for a procedure, either physical or logical, that recognizes, reduces or eliminates a threat
Term
cracker
Definition
a slang term for a person who uses his knowledge of computers and programming to gain unauthorized access to a computer for the purpose of stealing or altering data
Term
cryptography
Definition
the process of transforming data from a readable format to an unreadable format
Term
decryption
Definition
The process of reversing encrypted text into a readable format
Term
Denial of Service (DoS) attack
Definition
A security threat wherein a cracker bombards a server or other computer with messages in an attempt to consume the network's bandwidth resources, effectively disabling the organization's communicatons
Term
digital certificate
Definition
an encrypted and password protected file that contains sufficient information to authenticate and prove a person's or oganization's identity
Term
digital ID
Definition
An electronic file that you purchase from a certificate authority and install into a program that uses it, such as an e-mail program or web browser
Term
digital watermark
Definition
a process that inserts a digital pattern containing copyright information into a digital image, animation or audio or video file
Term
encryption
Definition
a way of scrambling and encoding data transmissions that reduces the risk that a person who intercepts the Web page as it travels across the internet will be able to decode and read the transmission's contents
Term
extensible 3D (X3D)
Definition
An open standard being developed by the Web3D consortium that lets a developer create 3D worlds
Term
firewall
Definition
a software program or hardware device that controls access between two networks, such as a local area network and the internet or the internet and a comupter.
Term
Flash Player
Definition
A browser plug-in that displays simple animations, user interfaces, static graphics, movies, sound, and text that was created using Macromedia Flash software.
Term
hash code function program
Definition
a program that maintains the integrity of an e-mail message by producing a unique identifying code called a message authentication code
Term
helper application
Definition
A program installed on a user's computer that the browser starts and uses to "help" display or play a file
Term
integrity
Definition
A security measure that prevents unauthorized data modification.
Term
Java applet
Definition
A small program written in the Java programming language
Term
JavaScript program
Definition
A small program that can be executed without first being compiled into computer-readable codes
Term
logical security
Definition
The protection of assets using non-physical means
Term
login
Definition
The process of identifying yourself to a computer whith a user name and password.
Term
message authentication code (MAC)
Definition
a unique number that a message digest function program uses to maintain the integrity of an e-mail message
Term
Message digest function program
Definition
a program that maintains the integrity of an e-mail message by producing a unique identifying code called a message authentication code
Term
necessity
Definition
Security measures that prevent data delays (slowing down the transmission of data) or denials (preventing data from getting to its destination)
Term
packet flooding attack
Definition
A security threat wherein a cracker bombards a server or other computer with messages in an attempt to consume a network's bandwidth resources, effectively disabling the organization's communications
Term
password manager
Definition
A program that stores login information in an encrypted form on the user's hard drive
Term
personal certificate
Definition
An electronic file that you purchase from a certificate authority and install into a program that uses it, such as an e-mail program or Web browser
Term
phishing
Definition
A computer attack in which e-mail messages claiming to be from a legitimate business direct recipients to a spoofed Web site where the recipient is directed to provide senitive information so the spoofed Web site can steal the recipient's personal information.
Term
physical security
Definition
Tangible devices, such as, locks, alarms, fireproof doors, security fences, safes or vaults, and bombproof buildings, that protect assets from unauthorized access, use, alteration, or destruction
Term
plain text
Definition
Unencrypted information
Term
plug-in
Definition
A program that is a software extension of a Web browser
Term
port
Definition
A virtual door on a computer that permits traffic to enter and leave the computer. Different ports handle different forms of communication between a computer and a network or devices, such as a printer
Term
port scan
Definition
The process that occurs when one computer tests all or some of the ports of another computer to determine whether its ports are open (traffic is not filtered and the port permits entry through it), closed (the port does not accept traffic, but a cracker could use this port to gain entry and analyze the computer), or stealth (the port might be open or closed but permits no entry through it)
Term
private key
Definition
in the context of encryption, the key known only to its owner
Term
private-key encryption
Definition
A form of encryption that uses a single key that is known by both the sender and the reciever.
Term
public key
Definition
In the context of encryption, the key known to everyone
Term
public-key encryption
Definition
A form of encryption that uses two different keys, a public key known to everyone and a private or secret key known only to the person who owns both keys.
Term
QuickTime
Definition
A browser extension that plays video, sound, music, 3-D, and virtual reality on Macintoshes, PC's, and wireless devices.
Term
RealPlayer
Definition
A browser plug-in that plays streaming audio and video files.
Term
secrecy
Definition
Security measures that prevent unauthorized data disclosure and ensure the authenticity of the data's source
Term
secret key
Definition
In the context of encryptioin, the key known only to its owner
Term
Secure Sockets Layer (SSL)
Definition
A widely used protocol that acts as a separate layer or "secure channel" on top of the TCP/IP Interntet protocol. SSL provides a security "handshake" when a browser and a Web site want to participate in a secure connection
Term
Secure/Multipurpose Internet Mail Extentions (S/MIME)
Definition
A specification which, when combined with a person's digital ID, provides authentication and encryption to e-mail messages
Term
security
Definition
The protection of assets fro unauthorized acess, use, alteration, or destruction
Term
server certificate
Definition
Authentication for a Web site's users that proves the site's identitiy
Term
session key
Definition
A temporary key used in the encryption process to ensure a secure connection
Term
Shokwave Player
Definition
A browser extension that provides animated three dimensional interfaces, interactive advertisements and product demonstrations, multi-user games, streaming CD-quality video that was created using Macromedia Director software
Term
spyware
Definition
software that covertly gathers information about a person or his click stream and sends it to a third party, often a marketing or research firm.
Term
steganography
Definition
A process that hides an encrypted message within different types of files
Term
strong key
Definition
An encryption key that is 128 bits long
Term
symmetric encryption
Definition
A form of encryption that uses a single key that is known by both the sender and the reciever
Term
threat
Definition
any object that endangers an asset
Term
Trojan horse
Definition
A small program hidden inside another program that is created with the intent of causing damage
Term
user authentication
Definition
The process of associating a person and his identification with a very high level of assurance
Term
user identification
Definition
The process of identifying yourself to a computer, usually by using a username and password known only to you
Term
Virtual Reality Modeling Language (VRML)
Definition
An internet programming language
Term
Web bug
Definition
bs
Term
worm
Definition
bs
Supporting users have an ad free experience!