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Topic: Virus (computing)


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In the News (Wed 30 May 12)

  
  UHD IT Computer Virus Information
A computer virus is a (hidden) program, which invades your computer; much like a biological virus invades a living cell.
A computer virus performs two basic functions: it copies itself from machine to machine (self-reproducing), and it executes the instructions the perpetrator has planned.
A computer virus is only one of the many kinds of threats to the security and integrity of UHD's computing resources.
www.dt.uh.edu /computing/uss/virus.htm   (877 words)

  
 Virus Info | Bryn Mawr Computing
A virus is a program, which reproduces its own code by attacking other programs in such a way that the virus code is executed.
Then the virus will move the original boot sector information to another sector on the disk, marking that sector as a bad spot on the disk so it will not be used in the future.
To be infected by this type of virus, you must boot the computer using an infected floppy disk.
www.brynmawr.edu /computing/docs/virusinfo.shtml   (1119 words)

  
  SAS Computing's Virus Warning 12/99
SAS Computing would like all faculty and staff to be aware of, and take precautions against, the numerous computer viruses which are currently circulating as well as the new ones which are expected to be released around the end of the year, with some of these perhaps designed to appear to be Year 2000 problems.
This virus is especially destructive and is similar to the Chernobyl virus you may have heard about in that it can destroy data and even render a machine unusable without hardware repair.
Another destructive virus on the Windows platform, a variant of the earlier WormExplorer.zip, started spreading in late November: it is known as the ExploreZip.worm.pak virus.
www.sas.upenn.edu /computing/fac_staff_info/antivirus   (431 words)

  
  Computer virus - Wikipedia, the free encyclopedia
In computer security, computer virus is a self-replicating computer program that spreads by inserting copies of itself into other executable code or documents.
A computer virus behaves in a way similar to a biological virus, which spreads by inserting itself into living cells.
Virus vulnerability between Macs and Windows was/is a chief catalyst of the platform wars between Apple Computers and Microsoft.
en.wikipedia.org /wiki/Virus_(computing)   (4872 words)

  
 Macro virus (computing) - Wikipedia, the free encyclopedia
In computing terminology, a macro virus is a virus that is written in a macro language.
A well known example of a macro virus is the Melissa Virus from 1999.
If a person is familiar with the macros that are supposed to be on a computer, then one can check through the macros on a computer and look for ones that he or she does not recognize.
en.wikipedia.org /wiki/Macro_virus_(computing)   (1233 words)

  
 Virus Definitions - MCC Computing Support   (Site not responding. Last check: )
Virus - A computer program written in a programming language with the ability to replicate or create copies of itself.
The intent of the virus is to perform some function on the computer without the consent of the user.
The act may be as mischievous as displaying some text or play a piece of music, or as destructive as overwriting system files necessary for the computer to function properly.
www.hawaii.edu /maui/computing/viruses/virusdef.html   (316 words)

  
 Virus (computing) (Linux Reviews)
A virus can only spread from one computer to another when its host is taken to the uninfected computer, for instance by a user sending it over a network or the Internet, or by carrying it on a removable medium such as a floppy disk, CD, or USB drive.
If the virus is encrypted with a different key for each infected file, the only part of the virus that remains constant is the decrypting module, which would (for example) be appended to the end.
Virus vulnerability between Macs and Windows is a chief selling point, one that Apple uses in their Get a Mac advertising.
linuxreviews.org /dictionary/Virus_(computing)   (4966 words)

  
 Safe Computing - Information Services - West Chester University
Computer viruses were originally created as harmless programs that would do something amusing and then disappear.
Often, a user isn't aware that his or her computer is infected with a virus until the virus executes its unique event, such as displaying an unusual message or damaging a file.
WCU computers should be rebooted at least once a week to activate any upgrades.
www.wcupa.edu /infoservices/virusinfo/safecomputing.asp   (671 words)

  
 RSPH Computing Policies: Virus Policy
Virus detection software is centrally managed, and desktops are scanned nightly.
In the event that a virus, worm, or other malicious code has been identified, the machine will be disconnected from the network until the system has been appropriately cleaned.
If the virus, worm, or other malicious code appears on more than a couple systems, an email will be sent to the school to remind them of the threats.
www.sph.emory.edu /computing/viruspolicy.php   (182 words)

  
 Anti-Virus: Secure Computing
A zombie computer is one that has been taken over by a remote hacker for the purposes of sending viruses to millions of computers around the world.
Secure Computing Anti-Phishing – Phishing is a form of fraud used to gain personal information in order to steal someone’s identity.
Secure Computing Messaging Firewalls and IDS – Enterprise email infrastructures are vulnerable to a variety of attacks which can compromise the backbone of an enterprise email system and devastate a company’s ability to conduct business as usual.
www.securecomputing.com /index.cfm?skey=1632   (642 words)

  
 Successful Security Practices for Computing - Virus FAQ
Virus damage to hardware is a myth of long standing, but like any other computer program, when you shut off the power, a virus cannot function.
A PC computer virus program that infects (i.e., it copies part or all of its code) to the boot sector of floppy diskettes is called a boot-sector virus.
A macro virus is a specialized macro (or group of macros) that includes instructions necessary to enable the virus program to replicate and spread from user to user.
itim.tamu.edu /security/vfaq.html   (3931 words)

  
 Happy snaps from a virus-infested chip - tech - 04 October 2006 - New Scientist Tech
Giving your digital camera a virus may not sound very smart, but a memory chip that incorporates millions of viruses may just be the fastest thing around.
A camera fitted with a virus chip would take a few microseconds to display an image, compared with the milliseconds taken by existing devices, says Yang Yang of the University of California, Los Angeles, whose team is working on the virus chip.
Apply a voltage to the transistor, and the platinum nanoparticles — roughly 16 per virus — each donate an electron to proteins on the surface of the virus, moving the device to an ON state.
www.newscientisttech.com /article/dn10228-happy-snaps-from-a-virusinfested-chip.html   (352 words)

  
 virus definition - Small Business Computing Online Dictionary of IT Terms: Powered by Webopedia   (Site not responding. Last check: )
A simple virus that can make a copy of itself over and over again is relatively easy to produce.
Even such a simple virus is dangerous because it will quickly use all available memory and bring the system to a halt.
An even more dangerous type of virus is one capable of transmitting itself across networks and bypassing security systems.
sbc.webopedia.com /TERM/v/virus.html   (597 words)

  
 Seniors Network - Information on Virus
When a virus is detected and isolated, it is sent to the ICSA in Washington, D.C., to be documented and distributed to antivirus software developers.
All that is required to become infected is to attempt to start up your computer with an infected floppy disk Thereafter, while the virus remains in memory, all floppy disks that are not write protected will become infected when the floppy disk is accessed.
Virus hoaxes are messages, almost always sent by email, that amount to little more than chain letters.
www.seniorsnetwork.co.uk /computers/virus1.htm   (1813 words)

  
 Student Computing | UNC Charlotte
Virus protection is just one way to safeguard your digital life.
The best way to avoid a virus is use caution and follow the steps to avoid infection.
Be especially wary of email messages warning you that you may have been sent a virus, advising you to delete a file, and/or asking you to contact others about the virus.
www.labs.uncc.edu /basics/antivirus.html   (712 words)

  
 Cape.Computing: Virus Questions - Virus Detection Measures
Cape.Com, Inc. will provide information and updates concerning new computer viruses as we become aware of them, however, repair of your computer caused by a virus is up to you.
If a virus pattern or signature is detected, the message is automatically rejected, and the sender is alerted of such a virus.
Cape.Com keeps a record of all emails attempted within the past 14 days which contained a virus and were rejected.
www.cape.com /sqerl/docs/computing107-121.ccml   (686 words)

  
 Anti-Virus Software
Computing Service is unable to provide any anti-virus monitoring software such as Sophos Anti-Virus.
There are two parts to Sophos, the computer program itself running on your PC, and the "virus identity files" ("ide" files), which contain up-to-date details of the viruses known to Sophos.
The Computing Service automatically checks with Sophos on a regular basis and, if there are new virus identity files, pulls them down and installs them on a central server.
www2.essex.ac.uk /cs/virus/sophos.htm   (950 words)

  
 Happy snaps from a virus-infested chip - tech - 04 October 2006 - New Scientist Tech
Giving your digital camera a virus may not sound very smart, but a memory chip that incorporates millions of viruses may just be the fastest thing around.
A camera fitted with a virus chip would take a few microseconds to display an image, compared with the milliseconds taken by existing devices, says Yang Yang of the University of California, Los Angeles, whose team is working on the virus chip.
Apply a voltage to the transistor, and the platinum nanoparticles — roughly 16 per virus — each donate an electron to proteins on the surface of the virus, moving the device to an ON state.
technology.newscientist.com /article/dn10228-happy-snaps-from-a-virusinfested-chip.html   (458 words)

  
 Protecting your computer from viruses
Computer viruses can spread to other computers and files whenever infected files are exchanged.
Whenever you use a computer in a campus lab, be sure to reboot or run "cleanup" before you start your session and log out when you end your session.
To be sure no virus is active, turn off your computer and reboot from a known-clean system diskette before you begin the disinfection process.
www.washington.edu /computing/virus.html   (667 words)

  
 Virus Blocker
Secure Computing's virus blocker technology delivers in-depth protection against viral attacks of all types, including zero-day attacks, by taking a multi-layered approach to ensure that every possible attack vector is covered.
Many virus blockers are based on signature technology, and signature-based virus blockers are an important part of your security strategy.
Virus blocker technology from Secure Computing rises to meet this challenge, with a multi-layered strategy that incorporates multiple anti-virus engines, blocking of malicious web sites, and a highly accurate and efficient global reputation engine.
www.securecomputing.com /gateway/virus_blocker.cfm   (494 words)

  
 Storm virus makes top threat rankings for January
Computer security companies have issued their reports on the top threats in January, singling out a virus that capitalized on a European storm as posing the greatest risk.
The worm — a computer virus designed to copy itself — was responsible for 46.1 per cent of threats, according to Sophos, outpacing by far the Netsky worm at 16.1 per cent, which the company ranked at No. 2 on its list of Top 10 threats.
The hackers who made the virus are believed to be based in Asia and likely hope to create a so-called "zombie" robot network or "botnet." The network of machines could then be remotely used by malicious individuals to send spam e-mails, spread more viruses or steal information through fraudulent phishing e-mails.
www.cbc.ca /technology/story/2007/02/01/tech-virusjan07-20070201.html   (1305 words)

  
 University of Bath Computing Services - Virus Scanning Policy
Computing Services provides all users with an amount of file storage on the main campus file server (sometimes known as the H: drive or the 'home directory').
All users are encouraged to install, and keep up to date, virus scanning software on their workstations or PCs.
It singly and specifically scans for known virus signatures in those parts of the file that are most likely to contain virus information.
www.bath.ac.uk /bucs/policies/virus.shtml   (748 words)

  
 Information Services Department - Virus Information
Computer viruses represent a significant and growing threat to personal computers and department servers.
Most newer computer come with Norton Anti-Virus, and it is necessary to keep the virus definition updated.
If you can't reach us or you are using your home computer you may wish to download a free copy of Trend Micro's SWAT program to check your computer, http://www.antivirus.com/SWAT.EXE.
www.morgan.edu /computing/virusprotection.asp   (295 words)

  
 HallNet - Windows XP: Step 4: Anti-Virus Software
Virus checking software needs to be updated as new viruses are discovered.
VirusScan Enterprise 8.5 is flexible (it can have the virus definitions updated manually but you do not have to worry about configuring the software so that it protects you from variant viruses).
Your computer is set up to automatically upgrade each day between 10 a.m.
www.lboro.ac.uk /computing/hallnet/virussoftware/xp.html   (598 words)

  
 Virus Glossary
A Macro Virus is a malicious macro that a user may execute inadvertently and that may cause damage or replicate itself.
A virus that contains a special routine that changes parts of the virus code with each replication to evade detection by antivirus software.
The main difference between a trojan and a virus is the Trojan's inability to replicate.
www.upenn.edu /computing/virus/glossary.html   (660 words)

  
 Pace Computing - Virus Scanners for windows 95
Virus scanners allow you to clean viruses (virii) from your computer.
While no virus scanner is 100% effective, most users should get a scanner and use it regularly.
This is one of the fastest virus scanners around and it is very good at finding viruses.
www.pacecomputing.com /shareware/shvrus95.htm   (157 words)

  
 Big Kiwi Computing - Anti-Virus
Check out these great deals that Dell Computer is having at the moment.
A virus detection program is made up of 2 components.
If the inside of the file does not look like a virus, it is closed, flagged as 'clean', and the next file is grabbed.
www.bigkiwi.net /viruses.htm   (191 words)

  
 Student Computing Guide :: Safe Computing, Anti-virus Protection, System Back-up, Identity Theft
One of the most important steps to safe computing is keeping your computer, and the information on it, secure.
Depending on the number of files you work with and the frequency in which they are modified or created, you can do a backup as often as every day or as infrequently as every quarter.
Regularly updating the virus definitions ensures that your computer will be safe from the latest viruses and worms.
scg.ucdavis.edu /protect.cfm   (1502 words)

  
 Virus FAQ - NIEHS Computing Guide   (Site not responding. Last check: )
Since you were are able to detect/clean the virus or the text attachment indicates that the virus is cleaned/blocked/removed, NIEHS virus protection is working and there is no need to notify the ISSO.
Without going into details, we have four levels of virus protection that combine to be a successful deterrent to 99% of the virus threat.
Virus software vendors being slow to release a detection signature for a very new virus variant or a new virus technique.
www.niehs.nih.gov /guide/aps/security/virus-faq.htm   (1003 words)

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