Hip Sn
Cn mt chuyn vin in ton v Hacker tht gii, bo m cng vic s y thch th, hy gia nhp lc lܮng cnh st Cyber ǥc bit (Cyber Special Police).
y c l s l mt rao vt kim ngܩi ca s cnh st ǥc bit trong tng lai, cng vic ca h l chuyn tm kim v iu tra nhng v phm php trong khng gian Cyber. Cng vic ph v nhng h thng in ton ǥc bit Nj lng on hoc n cp ti liu, l mt vn NJ nghim trng trong h thng kinh lc in t (electronic network). D n Super highway ang thit b v thnh hnh, vi kinh nghim ca nhng v ph thng mng lܧi phng th ca nhng h thng in ton, khin vic thit k mt phng tuyn chng s xm nhp bt hp php ca nhng tay hacker l mt vn NJ phc tp v cng. Cc tay hacker li dng kh nng k thut ca mnh, ngang nhin tung honh ngang dc trong th gii ca cyberspace, tin rng khng ai c th ngn cn v bt ܮc mnh.
Tr li qu kh, khi h thng in thoi u tin ܮc thit lp, n cn ܮc iu hnh bi mt chuyn vin (operator), nhim v ca h l nhn in thoi ca ngܩi gi ti v ni ܩng dy ca ngܩi gi vi mt ܩng dy khc trn mt tm bng ܮc gi l switch board (ngy nay tuy rng h thng ny ܮc iu khin bng my in ton, v k thut c phn khc xa, nhng ch switch board vn ܮc dng Nj m ch h thng ni tip ny). Gn hai nm sau khi h thng in thoi ܮc thit lp mt anh chuyn vin teenage u tin ca hng Bell, cng l ngܩi u tin nghch ngm ph mi ngܩi bng cch ni dy tm lum c ln khin xy ra chuyn ru ng ny cm cm b kia. Sau ny, vic ph v h thng ny Nj ph mi ngܩi, nghe lm... gn nh l mt th vui nghch ngm ca gii tr bit rnh v h thng in thoi. Danh t hacker dng Nj ch nhng tay dng mu mo Nj nh la h thng in ton cng tr nn ph thng, v vic ny ܮc coi nh s th thch ti thng minh mu mo.
Cch y khong hai mi nm trܧc, mt anh sinh vin la ܮc h thng switch board Nj gi long distance m khng tn tin, vic ny lm xn xao hng in thoi. T vic phng th s xm nhp bt hp php ca cc tay hacker tr thnh mt vn NJ quan trng i i vi vic thit lp h thng truyn thng. Tuy nhin cng c anh sinh vin dng s hiu bit ca mnh Nj ch ra mt mch in. Nu anh gi mt ܩng dy ang bn, sau khi anh hang up, mch in ny s tip tc gi li s cho ljn khi ܮc th thi, v ng thi bo cho anh bit. Hng in thoi mua li bn quyn k thut ny ca anh. Ngy nay, hng in thoi c bn ci option ny trong h thng in thoi ca bn. Nh vy u c phi hacker no cng xu phi khng bn?
Khi ni ljn lut php, th hin nay khng c nhng o lut r rng v th gii cyber qu mi. Tuy rng c vi lut l ban hnh Nj thch ng vi nhng v phm php trn, nhng b o lut mi cho khng gian cyber ny cn ܮc nghin cu v tu b cho thch nghi vi vn NJ c tnh cht high tech ny. Mi mt vi phm c tnh cht khc nhau th d nh n cp ti liu quc phng hoc ti liu c nhn, xm phm cuc sng ring t ca ngܩi khc, hoc bun bn nhng ti liu tnh dc ca tr em dܧi tui v thnh nin.v.v.
Quyn sch nhan NJ Cuckoo Egg ca ng Stall, tc gi thut li vic tnh c khm ph v iu tra ra mt tay hacker tut bn u Chu, anh ny len li v ph v ܮc nhng h thng in ton bn M ny Nj n cp nhng ti liu high tech em i bn. Thnh thong cc bn cng džc ܮc mt vi tin tc v nhng v lng bt nhng tay hacker ti ba kh bt ljn ni nh nܧc phi nh ljn nhng tay hacker gii hn trong cc trܩng i hc truy lng Nj bt ܮc cc tay hacker ti ba phm php ny.
Qua nhng d kin trn, anh c bo m vic ni h thng in ton ca anh trong khng gian cyber khng b ph v bi cc tay hacker c khi khng? chnh l mi quan tm rt ln. H thng Super Highway s thnh hnh trong nay mai, cuc sng x hi tn tin s c th b no lon nu h thng ny b lng on v k ph hoi, vic ny tng t nh thnh ph Nu Чc b mt in mt m vy. Nh bng (bank) cn nhng h thng backup ǥc bit Nj trnh s nhiu lon mt i tt c d kin ca khch hng. Nhng d kin ny cn phi backup tng giy Nj trnh nhng s ri ro bt thܩng.
RAID. Nghe ging nh thuc tr b h cc bn? Thc ra RAID l nhng ch u ca h thng Redundant Array of Inexpensive Disks, mt h thng ghi nhn v backup ǥc bit dng cho nhng h thng i hi s bo ton cho cc d kin thu nhn ܮc m khng phi tn mt ph tn cao. HS ngh vic thit lp mt h thng in ton, ܮc coi nh l an ton v bt t (fail safe and unbreakable) cn phi phi hp nhng k thut nh RAID, k thut song kim mt k thut ܮc p dng trong nhng h thng ǥc bit Nj trnh nhng s sai lm, hai b my ܮc chy song song v kim sot ln nhau cng thm nhng phn ghi nhn mi hot Ƕng ca h thng, Nj khi cn tt c cc d kin ܮc a ra phn tch v iu tra xem vic g xy ra (tng t nh trܩng hp black box ca my bay vy).
Hin nay, San Jos cng c trܩng dy v h thng kinh lc in t v k thut hacking cho cc em c bm sinh ǥc bit, vi hy vng o to cc em tr thnh nh thm t i ti trong th gii cyber. y cng l cch hc v nghin cu nhng cch phng th kin c hn. Nu cc bn tr thch tr thnh cyber-police hoc cyber-investigator hy th xem mnh c bit ti hacking chng? HS ngh mun an ton nht, h thng in ton cn phi ܮc ǥt ni ring bit v khng c ܩng dy ni v khng gian cyber.
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