On the Origin and Evolution of Computer Viruses

Trends and industry analysts state that theyou should have an updated anti-virus software
efforts of the propagators will not relent. Lastrunning on your system. Make sure to choose
year marked the first ever mobile phone virusone of the better ones on the market today - a
and Bluetooth technology, for example,few dollars wont break you but a virus will. Make
compounds the threats to security. 35% of PCssure that the anti-virus software is updated
in the US are infected while in China and India thefrequently (sometimes even daily if needs be)
rates hit 50%.Experts in the field of securitywith fixes to the actual engine and to the
report the first virus was spread as early as 1981.database files that contain the latest cures against
Fred Cohen, however, wrote in his seminal papernew viruses, worms and Trojans. The anti-virus
that the first virus was conceived as ansoftware must have the ability of scanning email
experiment on November 3rd, 1983. Since thenand files as they are downloaded from the
viruses and malware have plagued and wreakedInternet to help prevent malware reaching your
havoc among computer systems worldwide.Riskssystem.Many users are using a third component
through the Internetfor their home and/or computer system security
With the advent of such communications- This website is a free resource library containing
advances like the Internet, mobile telephony anda comprehensive description of over 3000 that
Bluetooth (a short range radio technology thatmay be running on your computer. Searching for
simplifies wireless communication among devicesthe processes is similar to using a search engine -
such as computers and mobiles. It also aims attype in the process name and returns the full
quickly and easily connect these devices to thedescription including information on security threat
Internet) computer viruses have spread at anlevels if any and ways on removing the malicious
alarming rate. The downside to such advances iscode.You should also consider installing firewall
that where before only a few computers wouldsoftware. A good system prevents unauthorised
get infected, now thousands, if not millions, are atuse and access to your computer from external
the mercy of virus authors.Early Threats Disablessources (e.g. hackers or hijackers) plus giving you
10% of Computers Infectedadditional protection against the more common
In 1987 a large network (ARPANET) used byTrojans and worms. A firewall on its own will not
universities and the US government was infectedget rid of the virus problem but when used in
by a virus. Robert Morris, son of a computerconjunction with your OS updates, anti-virus
security expert for the National Security Agency,software and information, it will give you deeper
sent malicious code through ARPANET, affectingsystem security and protection.A fourth
about 10% of the connected computer hosts - atcomponent for security is and the Windows Task
the time there were only 60,000 hosts connectedManager. is a free website gives you information
to the network. The code reproduced itself andon any and all of the processes that you may be
filtered through network computers; consequently,running at the moment. With this information you
the size of the files filled computers' memories,can immediately identify any possible new threats
thus disabling numerous machines.An alarmingthat may have infiltrated into your system.
66% of PCs today are Infected by Spyware anddefinitions will help you cover that window of time
35% are infected by viruses in the US.Today, anuntil your preferred anti-virus and anti-spyware
estimated 1.21 billion people (Computer Industrysoftware vendors update their scanners. Hit
Almanac) are connected to the Internet withCTRL+ALT+DEL to call up the Windows Task
millions of computer hosts connected chatting,Manager to help you identify most of the
exchange files, emails and communicating inprocesses running on your computer. When
general. Can you imagine how easy it is to spreadidentified just search the process within the
a virus or malware?One anti-spyware developer,database and you'll have an exact definition and
reports that the infection rate of maliciousadvice on what to do.Fighting Spyware, Adware
spyware at companies is approximately at 7%and Other Forms of Malware
and adware appears on an incredible 52% ofIn some cases, it is not that easy to realise that
machines. 3 to 5% of enterprise machines hadspyware and related forms of malware are
keyloggers. At homes, the percentages are muchinstalled on your system.In other cases, you will
higher. The same anti-spyware developer reportsalmost immediately notice changes to your web
that 66% of the PCs scanned by its online toolbrowser that you didn't make. These changes
were found to be infected with an average of 25include toolbars that you didn't want installed,
spyware entities each. If one were to definedifferent homepage settings or changes to your
cookies as spyware than the rate will shoot up tosecurity settings and favourites list.Other signs of
88%! Adware was found on 64% of thespyware include advert pop-ups which are not
machines. Viruses and Trojans, reports therelated to the website being viewed at the time.
company, were found on 7% and 19% of theMany such adverts usually relate to pornography
machines respectively.According to Pandaor emoticons or performance/security optimizers
Software, over 50% of PCs in India and China,and are not displayed as they are usually shown
for example are infected with a virus. In the USon legitimate adverts. Adverts may also appear
and the UK, the rate is 35%. All in all, this meanswhen you are not surfing the web. Spyware is
that many people still remain without activenot only annoying but it slows your system
protection today.Anti-virus is not enough?performance, causes start-up time to increase,
In a study performed by security firmhogs your Internet connection and on occasion will
Checkbridge, the company ran 2 million emaillead to system crashes.You should install an
messages through three famous email scanners.anti-spyware software package. There are some
None of the programs tested caught all thegood ones on the market and many experts go
viruses. The success rates of the scanners variedas far as suggesting installing two or three since
from 97% to 64%. The CEO of Checkbridge alsoany single package may not be powerful enough
states that in many cases using two scanners atto find all the entries and changes to your registry
the same time does not guarantee pinpointing alland other files made by spyware. Such malware
the viruses all of the time. Similarly, manyis installed like any other application on your
computer experts report that using two or threesystem thus leaving traces of itself on the
anti-spyware programs usually manages to deleteregistry files of and other places with your
95%+ of spyware.The Pillars of Securitysystem. Anti-spyware works by looking for these
How can you protect your system and yourtraces and deleting them.Also beware of what
data in the midst of so many threats to securityyou download from the Internet. Make sure that
coming from so many different sources?Justthe sources that you download stuff from are
think, malware (malicious code) has been aroundknow to you - and even here you have to pay
for almost 25 years already. Every year, millionsextreme attention. For example, not all companies
of people and businesses lose substantial sums ofwho claim their software contains adware are
money in terms of lost and, many times,really offering adware only! There's always the
irrecoverable data. To top it all, some viruses hogpossibility that there is spyware disguised in the
system resources and Internet connectionsprogram. Make sure that you read privacy policies
making it impossible to work or play. And thisand licence agreements. Also firewalls should help
does not include the frustration and anger at notyou greatly in the fight against spyware and
being able to pinpoint the source of themalware.Kevin James Vella is the Public Relations
problem.One of the very first steps to protectingManager of Uniblue Systems Ltd, a global
your PC is to make sure that the operatingsoftware developer. Kevin's passion for writing
system (OS) is updated. This is critical as OSand ICT has seen him publishing several articles on
manufacturers such as Microsoft Windows updatepersonal technology, software, electronic
security features of their products continuously tocommerce and online marketing.
cover any potential and actual loopholes.Secondly