Masters of disguise

时间:2019-03-06 07:01:01166网络整理admin

By Duncan Graham-Rowe THE arms race between hackers and the guardians of computer networks looks set to intensify with the development of “chameleon code”. The new weapon could leave networks defenceless as malicious hackers gain access undetected. Hackers routinely break into networks using “scripts”, instructions they send to the network to allow them to issue commands remotely. The hackers’ new tool, known as polymorphic code, camouflages scripts so they can evade detection. Computer network managers install software packages known as intruder detection systems to spot hackers. IDSs use a number of tricks to detect trespassers,