The hash can be security suites. Text from hackers, some people can go through the security system. But the network system design, system security can be improved, more complex.
System security can be hacked. Content from hackers, some people can get through security. But the design of the network to develop a more sophisticated security systems.
Security can be hacked. Since the hacker can someone through the security system. But the design of network security system can develop to more complex.