Thursday, December 1, 2011

Network Security The Real Vulnerabilities



Scenario: You work in a corporate environment in which you are, no less than partially, responsible for network stability. You have implemented a firewall, virus and spyware safeguard, and your computers are all up-to-date with patches and security treatments. You sit there and take into account the lovely job you have done to ensure that you will not be hacked.I love to investigate on internet i have come across lots of
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You've done, what most people think, would be the major steps towards a safe and secure network. This is partially right. What about the other factors?

Have you investigated a social engineering strike? What about the users who make use of your network on a daily basis? Are you organized in dealing with attacks by they will

Believe it or not, the weakest url in your security plan is those who use your network. For the most part, people are uneducated on the processes to identify and neutralize a social engineering attack. What's likely to stop a user from choosing a CD or DVD inside lunch room and acquiring it to their workstation and also opening the files? This kind of disk could contain a spread sheet or word processor record that has a malicious macro embedded in the idea. The next thing you know, your community is compromised.
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This problem prevails particularly in an environment where a help desk staff reset passwords on the telephone. There is nothing to stop a person set on breaking into your network coming from calling the help desk, pretending to be an employee, and questioning to have a password reset. Many organizations use a system to get usernames, so it is not very difficult to amount them out.

Your organization should have strict policies in place to ensure the identity of a user before a password reset can be achieved. One simple thing to do is to develop the user go to the help desk directly. The other method, which works well if your offices are geographically far away, is to designate one get in touch with in the office who can phone for just a password reset. This way anyone who works on the help desk could recognize the voice of this person and know that he or she is who they say they are.

The reason why would an attacker go to your place of work or make a phone call to the help desk? Simple, it is usually the trail of least resistance. There isn't a need to spend hours attempting to break into an electronic system in the event the physical system is easier to use. The next time you see someone walk through the door behind you, and never recognize them, stop and have who they are and what they are at this time there for. If you do this, and yes it happens to be someone who is not said to be there, most of the time he will move out as fast as possible. If the person is said to be there then he will most likely be able to produce the name of the person he or she is there to see.

I know you happen to be saying that I am crazy, correct? Well think of Kevin Mitnick. He is essentially the most decorated hackers of all time. The government thought he could whistle sounds into a telephone and launch a nuclear attack. Almost all of his hacking was done via social engineering. Whether he / she did it through physical appointments to offices or by designing a phone call, he accomplished tens of thousands hacks to date. If you want to find out about him Google his name or read the a pair of books he has written.

It's over and above me why people make an attempt to dismiss these types of attacks. I reckon that some network engineers are simply just too proud of their community to admit that they could be breached thus easily. Or is it the truth that people don't feel they should be responsible for educating their employees? Many organizations don't give their This departments the jurisdiction to enhance physical security. This is usually a problem for the building manager or maybe facilities management. None the actual less, if you can educate the employees the slightest bit; you may be capable of prevent a network go against from a physical or interpersonal engineering attack.

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