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Glossary of Security Terms

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Glossary Of Terms Glossary of Security Terms

Adware – annoying, but often benign malware that causes pop-up advertising and display advertising banners to appear while browsing the web and slows connections.

Adware Blocker – software to block pop-up advertisements that interrupt web browsing.

Adware Remover – software to remove malware that generates pop-up advertisements that interrupt web browsing

Adware Spyware - freeware applications which contain adware to track surfing habits in order to serve adverts relevant to the user.

Antivirus - computer protection software used for identification and removal of computer viruses, and many other types of malware.

Back Door - a hole in the security of a computer system deliberately left in place by software designers – effectively a hidden trap door that can be exploited to circumvent security controls.

https://www.bullguard.com/bullguard-security-center/backup---data-protection-and-recovery.aspxsoftware that facilitates the secure copying of data to protect it from the risk of loss.

Backup Storageremote storage to safeguard valuable data from loss: online is best.

Blaster Worm - a computer worm that spread on computers running Microsoft Windows XP and Windows 2000, during August 2000.

False Negative - an actual intrusive action a security system allows to pass, falsely indentifying it as non-intrusive behavior.

False Positive - an action falsely identified as anomalous (a possible intrusion) when it is a legitimate action.

Firewall - a firewall examines electronic data coming in to, or out of, a computer, comparing it to pre-defined rules - if data matches the rules it is allowed to pass, if it doesn't, it is blocked.

Hacker - a person who enjoys exploring the details of computers and how to stretch their capabilities – this definition applies to a ‘white hat’ hacker, whereas a ‘black hat’ would engage in the above for malicious purposes.

Host - a single computer connected to a network.

Internet Security - a branch of computer security that establishes rules and measures to use against attacks upon data over the internet.

Keylogger Remover – software used to remove small programs that monitor each keystroke typed on a specific computer's keyboard.

Letterbomb – an e-mail containing live data intended to do malicious damage to the recipient’s computer.

Malware – a collective term for malicious software spread online to perform a variety of destructive purposes.

Mobile Antivirus - protective software optimized for mobile platforms used for identification and removal of computer viruses, as well as other types of malware that target mobile operating systems.

Packet - a block of data sent over a network transmitting the identities of the sending and receiving station, and message information.

Packet Filtering - a feature to limit the flow of information decided by predetermined parameters based on packet characteristics.

Packet Sniffer - a device or program that monitors the data packets travelling between computers on a network.

Port Scan - a series of messages sent by an intruder to break into a computer. Specific messages are used to determine which computer network services - each associated with a common port number - the computer provides. Port scanning gives an idea where to probe for weaknesses.

Remote Backup – storage of valuable data in a separate location to the user’s computer for safekeeping.

Sasser Worm - a computer worm that affects computers running versions of the Microsoft Windows XP and Windows 2000. Sasser spreads by exploiting the system through a vulnerable network port making it particularly virulent as it can spread without user intervention.

Server- a system that provides a network service such as disk storage and file transfer, or a program that provides such a service.

Spam Filter a software program that blocks unsolicited junk mail.

Spyware – a form of malware that invades user’s privacy by recording, passing on and abusing personal details without the user’s knowledge.

Spyware Adware - freeware applications which contain adware to track surfing habits in order to serve adverts relevant to the user.

Spyware Blockers – software to block malware that snoops on user’s personal information.

Trojan Horse - a destructive program that conceals its identity, masquerading as a benign application.

Trojan Virus – see Trojan Horse above, alternative name.

Virus – a program or code that attaches itself to a legitimate, executable piece of software, and reproduces itself when that program is run.

Wifi – a wireless network that allows enabled personal computers, video game consoles, smartphones or digital audio players to connect to the Internet.

Worm Virus - comparable to a computer virus, but able to spread copies of itself from one computer to another without the assistance of users.

A comprehensive glossary of internet security related terms secu Glossary of Security Terms

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