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Definition
| Software designed to infiltrate a computer system and possibly damage it without the user’s knowledge or consent. |
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| Code that runs on a computer without the user’s knowledge; it infects the computer when the code is accessed and executed. |
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| Code that runs on a computer without the user’s knowledge; they self-replicate, whereas a virus does not. |
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| Applications that appear to perform desired functions but are actually performing malicious functions behind the scenes. |
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| A type of malicious software either downloaded unwittingly from a website or installed along with some other third-party software. |
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| Type of spyware that pops up advertisements based on what it has learned about the user. |
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| A general term used to describe applications that are behaving improperly but without serious consequences; often describes types of spyware. |
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Definition
| A type of software designed to gain administrator-level control over a computer system without being detected. |
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| Code that has, in some way, been inserted into software; it is meant to initiate some type of malicious function when specific criteria are met. |
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| A platonic extra added to an OS or application as a sort of joke; the harmless cousin of the logic bomb. |
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Definition
| Trojans set off on a certain date. |
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Definition
A group of compromised computers used to distribute malware across the
Internet; the members are usually zombies. |
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| The individual compromised computers in a botnet. |
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Definition
The abuse of electronic messaging systems such as e-mail, broadcast media,
and instant messaging. |
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Term
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Definition
Also known as active inception in the CompTIA 2008 Security+
objectives; normally includes a computer placed between the sender and
the receiver in an effort to capture and possibly modify information. |
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Term
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Definition
Also known as an SMTP open relay; it enables anyone on the Internet
to send e-mail through an SMTP server. |
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Definition
Host-Based Intrusion Detection System
A type of system loaded on an individual computer; it analyzes and monitors what happens inside that computer, for example, if any changes have been made to file integrity. |
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Definition
An application or add-on to a web browser that blocks pop-up
windows that usually contain advertisements. |
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Definition
Ways of blocking and filtering out unwanted advertisement; popup
blockers and content filters are considered to be ad filtering methods. |
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Definition
Individual computer programs that block external files that use
JavaScript or images from loading into the browser. |
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Definition
Applications that protect an individual computer from unwanted
Internet traffic; they do so by way of a set of rules and policies. |
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Definition
The act of exploiting a bug or design flaw in a software or
firmware application to gain access to resources that normally would’ve been protected
from an application or user. |
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Definition
Used in computer programs to bypass normal authentication and other
security mechanisms in place. |
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Definition
A physical device that deals with the encryption
of authentication processes, digital signings, and payment processes. |
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Definition
The sending of unsolicited messages to Bluetooth-enabled devices
such as mobile phones and PDAs. |
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Term
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Definition
The unauthorized access of information from a wireless device
through a Bluetooth connection. |
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