Ch. 9 Network & Internet Security
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Created by:
llcalla Plus on February 10, 2012
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37 terms
Terms | Definitions |
|---|---|
 Antivirus software | Software used to detect and eliminate computer viruses and other types of malware. |
| Biometric access system | An access control system that uses one unique physical characteristic of an individual (such as a fingerprint, face, or voice) to authenticate that individual. |
| Bot | A computer that is controlled by a hacker or other computer criminal. |
| Botnet | A group of bots that are controlled by one individual. |
| Computer crime | Any illegal act involving a computer. |
| Computer sabotage | An act of malicious destruction to a computer or computer resource. |
| Computer virus | A software program installed without the user's knowledge and designed to alter the way a computer operates or to cause harm to the computer system. |
| Computer worm | A malicious program designed to spread rapidly to a large number of computers by sending copies of itself to other computers. |
| Cyberbullying | Children or teenagers bullying other children or teenagers via the Internet. |
| Cyberstalking | Repeated threats or harassing behavior between adults carried out via e-mail or another Internet communications method. |
| Denial of service (DoS) attack | An act of sabotage that attempts to flood a network server or a Web server with so much activity that it is unable to function. |
| Digital certificate | A group of electronic data that can be used to verify the identity of a person or organization; includes a key pair that can be used for encryption and digital signatures. |
| Digital signature | A unique digital code that can be attached to a file or an e-mail message to verify the identity of the sender and guarantee the file or message has not been changed since it was signed. |
| Dot con | A fraud or scam carried out through the Internet. |
| Encryption | A method of scrambling the contents of an e-mail message or a file to make it unreadable if an unauthorized user intercepts it. |
| Firewall | A collection of hardware and/or software intended to protect a computer or computer network from unauthorized access. |
| Hacking | Using a computer to break into another computer system. |
| Identity theft | Using someone else's identity to purchase goods or services, obtain new credit cards or bank loans, or otherwise illegally masquerade as that individual. |
| Malware | Any type of malicious software. |
| Online auction fraud | When an item purchased through an online auction is never delivered after payment, or the item is not as specified by the seller. |
| Password | A secret combination of characters used to gain access to a computer, computer network, or other resource. |
| Pharming | The use of spoofed domain names to obtain personal information to be used in fraudulent activities. |
| Phishing | The use of spoofed e-mail messages to gain credit card numbers and other personal data to be used for fraudulent purposes. |
| Possessed knowledge access system | An access control system that uses information only the individual should know to identify that individual. |
| Possessed object access system | An access control system that uses a physical object an individual has in his or her possession to identify that individual. |
| Private key encryption | A type of encryption that uses a single key to encrypt and decrypt the file or message. |
| Public key encryption | A type of encryption that uses key pairs to encrypt and decrypt the file or message. |
| Secure Web page | A Web page that uses encryption to protect information transmitted via that Web page. |
| Security software | Software, typically a suite of programs, used to protect your computer against a variety of threats. |
| Spear phishing | A personalized phishing scheme targeted at an individual. |
| Trojan horse | A malicious program that masquerades as something else. |
| Two-factor authentication | Using two different methods to authenticate a user. |
| Unauthorized access | Gaining access to a computer, network, file, or other resource without permission. |
| Unauthorized use | Using a computer resource for unapproved activities. |
| Virtual private network (VPN) | A private, secure path over the Internet that provides authorized users a secure means of accessing a private network via the Internet. |
| War driving | Driving around an area with a Wi-Fi-enabled computer or mobile device to find a Wi-Fi network to access and use without authorization. |
| Wi-Fi piggybacking | Accessing an unsecured Wi-Fi network from your current location without authorization. |
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