Engine Service
1000 S Bcrtelsen Rd #8 Eugene OR 9740?
One Block North of W 11th Nolan Ind Pla/a
Speci3i :'ng m Volkswagon Se'vice Foru1 ?'>
342-3952
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18th & Willamette 484-6116
Community
Many viruses plague computers
Disinfectant programs for disks abound
Bs Roll V\'«»it«•
f mer.tld C ontributor
Jeff Hoik.in .1 Idgene ( oinpu
trr store employee r,m Ills si
rus i hei kef program rei enth
,illfl disc m eted .1 surprise .it
let tour sears of using .) tele
phone modem to get tiles troll!
c onipulei hullelm Im.irds he
found lie li.id ,i \ mis
I ol lUil.lleK lie disc t>\ ered it
licdore it did .ins damage to his
s\ stem .ind used Ins .inti suns
program to destros it
Hoik.in is one ot ,in estimated
'111 0011 petson.il i omputer oss li
ds III the I 'lilted St,lies to c on
Ir.n I one ot .(bout 100 s iruses
tll.lt .it tec l IBM IBM l output!
hie .ind M.ic iniosh t oiitputers
.K i ordins’ to the t dmpotcr Vi
Ills I lid list 1 S Assol I,it loll
\c 111,i 11s < omputer woes .ire
mole numerous .ind more . run
pies thill) |llst tie s it us epidcm
ii but viruses .ire the most dc
i eptive .ic c ending to .1 Septette
bei 10H0 I’a/iiiLir Sin-nii' .nil
ide llieie .ire "bombs
ssonus ticij.iii horses" ,uid
true s'iruses
,\ bomb is ,i program tli.it is
timed to explode ot destros
ihltil, .It some future (idle till"
ere.ition ot bombs lets been .it
111tinted to disgruntled former
c omp.uix empjosees
A ss unit is similar to u s u ns
It leplli .lies itself but It
does no damage other tli.in
m.iking so in.ms c opies of Us, It
lb.it it slows down and ulti
mutely ' i rashes s\ stems
A trojan horse is .1 program,
titirii released .is shareware or
treew are I nun 1 omrnen ial soil
wart’) th.ii purports to do some
11) 111K good lull t o ill a i ns hidden
inslrm lions to do damage,
sot li as re formal hard disks.
i aiiMiig ail data lo he erased
A true virus makes 1 opies ol
list-11, like a worm, and eon
lams 111st nit lions lo do various
types ol damage, like tro|un
horses and humbs
who writes viruses) likes this
type heeause it will inlet t ,i
large i nrnpuler population he
fore it is tlist ovored. thus doing
more damage
Viruses enter computers
through telephone modems 01
shared disks The virus will
then copy itself into the host
computer's hard disk and am
floppy disks used in the t nut
puter. Holkan said
It the computer ow nor shares
inlet toil tlisks with others, or
The worst thing about viruses is that
they cause people to isolate their compu
ters rather than communicate with them.
They're crippling computer use with
fear. ’
Jeff Bolkan
Some iiu (heir damage imme
ilialeK lull Mime like Iridin
1 ilh iinti l uihamhus i)av vi
ruses -III limed In gtl nil ill ,|
spel iiu dale
AI lit lilt'll (heir ,ne "ke\ " VI
ruses rme n| which infected
Hulkars s t iimputer
I lie |itnp ammer released (lie
\ Mils \s ilh I nsl I In lions In in|i\
itself, do damage and wait im
I he ke\ program, a ser mid
i ii \ inis In he leleused betore il
did any damage
llnlkaii said tlie "i vherpunk'
(computerese tor a programmer
sends infected tiles to compute!
bulletin boards, the virus cun
tinues to spread itsell until de
lected and th'stroved. lie said
Virus programs are ver\
small, often loll! liVles oi less
making them nearly impossible
to dele. I
Thev have ooferful names
like I al h II". I ears
day tilth. ' "Stoned Marijuana'
and "AIDS." said silicon val
lev programmer John Mi Alter,
iban man oi the ( \IA and
lorn to \ b uses, Page I ‘I
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