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Details Title: tutorial 9 Description: pg 463-464 Total Flash Cards: 71 Created: 05/22/2006 13:37:51	To study from this set of flash cards, or to create your own your own study flash cards, register HERE. If you are already a registered user, CLICK HERE.
Cards Term active X component Definition microsoft technonlogy for writing small applications that perform actions in web pages Term ad blocker Definition a program that searches and ereases spyware from a user's computer. some ad blockers also prevent the browser from opening pop-ups windows and displaying advertisment Term add-on Definition a general classicifation of browser extension that includes tools to enhnce your browsing experience, such as toolbars that let you access a search engine without opening its web site, or program that blcoks pop-up ads and additional browsers windows from opening when you view a web site Term adware Definition a catagory of software hat displays advertisement to help pay for the program Term algorithm Definition a formula or set of steps to solve a paritcular problem Term asymmetric encryption Definition a form of encryption that uses 2 different keys, a public key known to everyone and a provate or secret key known only to the person who owns both keys Term authenication Definition a general term for the process of verifying the idenity of a source or sender of a message Term beatnik Definition a browser extension that plays sound files stored in various formats on th internet and on many wireless devices Term browser extension Definition application thats allows a web browser to perform tassk it was not origonal designed to perform , such as playing sound or video files Term brute force attack Definition the process by which a cracker uses a program to enter character combination until the system accepts a user name and password , thereby gaining access to the system Term buffer Definition a temporary storage area in a computer's memory Term buffered play Definition a feature by which music is downloaded and queued for play when the transfer/ play rate exceeds you modem's speed so you do not have to wait for your browser to download the enitre file Term certificate authority(CA) Definition a trusted third party that verifies the identity of a person or organization in the process of issuing a digital cetifaction Term cipher text Definition encrpted information Term clickstream Definition a record of the link clicked by a user while visiting a web site Term computer security Definition the protction of assets using non-physical means. Term countermeasure Definition the general name foor a procedure, either phusical or logical, that recognizes, redduces, and eliminates a threat Term cracker Definition a slng for a person who uses his knowledge of computers and programming to gain unauthorized access to a comp for the purpose of stelaing alternat data Term crypyography Definition the process of transforming data from a readable format to a unreadable format Term decryption Definition the process of reviesing encrypted text into readable format Term denial of service(DoS) attack Definition a security threat wherein in a cracker bombbards a server or other comps with messages in an attemo to consume the networks bandwhich resource effectively disabling the organization's communcations Term digital certification Definition an ecrypted and password protcted file that contains sufficient info to authenticate and prove person's or organizations identity Term digital id Definition an electronic file that you phurchase 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 info into a digital image, animation, or audio video file. Term encryption Definition a way of scrambling and encoding data transmitted that reduces the risk that a person who interceots the web page as it travels across the internet will be able tro decode and read transmitted contents Term extensible 3D (X3D) Definition an open standard being developed but the web3d consortium that lets a developer creat 3D worlds Term firewall Definition a software program or hardware device that contorls access between two networks, such as a local area network and the internet or the internet and a comp Term flash player Definition a browser plug-in that displays simple animations, user interface, staic graphics, movies, sound, and text that was created using macromedia flash software Term hash code function program Definition a program that mainmtains the intgerity of an e-mail message by producing a unique indentifying codes called a message authentication code. Term helper application Definition a program installed ona user's computer that the browser starts and uses to "help" display or play a file Term integrity Definition a sercurity measure that prevents unauthorized data modification Term jave applet Definition a small program written in a java programming language Term java script program Definition a small program that can be executed without first being cmopliled winto computer-readable codes Term logical sercurity Definition the protection of assets using non-physical means. Term login Definition the process of identifying yourslef to a comp with a user name and apssword Term message authentication code(MAC) Definition a unique number that a message digest functions program uses to amintain the integirty of and 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 Term packet flooding attack Definition a security threat wherein a cracker bombards a server or other computer with message in an attempt to consume the network's bandwidth resources Term password manager Definition a program that stores login info in a encrypted form on the users hard drive Term personal certification Definition an electronic file that you phurchase 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 comp attck in which e-mail message claiming to be from a legitimate business direct recipient to a spoofed web site where the recipient is directed to provide sensitive info so the spoffed web site can steal the recipients personal info Term plug-in Definition a program that is a software extension of a web browser Term port Definition a virtual door ina comp that permitts traffic to enter and leave the comp. Term port scan Definition the process that occurs when one comp tests all or some of the ports of another comp to dtermine whether its ports are open Term private key Definition in the context of encryption, the key know only to its owner Term private key encryption Definition a form of encrytion that uses a single key that is known by both the sander and reciever Term quicktime Definition a browser extemsion that plays video, sound, music, 3d, and virtual reality on macintoshes Term realplayer Definition a browser plug-in that plays streaming audio and video files Term secrecy Definition a security measure that prevents unauthorized data disclosure and ensure the authenticity of the data source Term secret key Definition in the context of encryption, the key know only to its owner Term secure sockets layer(SSL) Definition a widely used protocal that acts as a serperate layer or "secure channel" on top of the TCP/IP internet protocal. Term secure/ multipurpose intenet mail extension (S/MIME) Definition a specification which,when combined with a person digital ID, provides authentication and encryption to e-mail messages Term security Definition the protcetion of assets from unauthorized access, use, alteration, or destrction. Term server cetification Definition authentication for a web site's users that proves the site's indentity Term session key Definition a temp key used in the encryption porccess to ensure a secure connection Term shockwave player Definition a program that you can use during an evaluation period, usually for free Term spyware Definition software that covertly gathers info about a person or his click stream and sends that info to a third party, often a marketing or research firm Term steganography Definition a porcess that hides and encryption message within differnt types of files Term strong key Definition an encryption key that is 128 bits long Term symmetric encryption Definition a form of encrytion that uses a single key that is known by both the sander and reciever Term threat Definition any act or object that endangers an asset Term trojan horse Definition a samll 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 if assurence Term user identifcation Definition the process of identifying yourself to a comp, usually b entering a user anem and password known only to you Term virtual reality modeling language(VRML) Definition an u=internet programming language that creates three-dimensional enviroments that can mimic known worlds or defines fictional ones Term web bug Definition a small hidden graphic on a web page or in e-mail message that is desighned to work ion conjunction with a cookie ti obtain info about the person viewing the page or e-mail message and to send that info to a third party. Term worm Definition it is used weaknesses in e-mail programs and operating systems to distribute itself to some of the comp that were then connected to the internet Term pysical security Definition includes tangible protection device, such as lock, alarms, fireproof doors, securtiy fences, safe vaults, and bombporrf buildings Term public key Definition is also knowns as private or secret key known only to the person who owns both keys Term plane text Definition unencrypted info