structured attack unstructured

Structured attack - 

These type of attack are performs by highly skilled and experienced people 

and the motive of these attack are clear in the mind.They have access to sophisticated tools
and technology to gain access to other intrusion detection system.More ever these attack have
the necessary expertise to develop or modify.the existing tools to satisfy their purpose. theses
type of attack are usually performed by profession criminal by a country on other rival
countries , politician to damage the image of the of the rival person or the country ,
terrorist, rival companies etc.
Cyber crime have turned out to be a low investment low risk business with Hugh return .Now a
day these structured crime are performed are highly organised There is a perfect hierarchical
organisational  and some them have reached a level in the technical capabilities, as per
with those of develop nation .They are targeting large financial organisations .defense and
nuclear establishment and they are also into online drugs trading