The growing rate of mobile work force for small and medium businesses has given strong impetus to wireless connectivity options and this is only expected to rise in the near future. However, there is a need for proper training of employees to ensure secure connectivity. After the recent incidents, where terrorists took undue advantage of insecure networks, companies are putting in place security measures such as VPNs and firewalls.

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Hackers are not just interested in breaking through the network but their real objective is to intercept vital information, decrypt it and then modify it. This doesn't stop here. They encrypt iragain and then send it through the network. We've seen lot of such incidents in Hollywood scifi movies, where a hacker is able to take control of the entire country's system and then manipulate it.