Friday, April 02, 2010

Different Architectures Of Computer Security

As everyone must be aware computer security is mainly about information security as computers are communicating through networks all the time. Mainly, it is concerned about protecting your computer from corruption, natural disasters and theft. On the other hand, authorized users should be able to access the authenticated information without any problem. This information should remain productive to the valid users. This term involves collective processes and varied mechanisms. These processes protect valuable and sensitive data. They need to be protected from publication, collapse and tampering. There can be untrustworthy people on your network they may misuse the information hence there need of computer security to avoid unpleasant events.

 

This security mechanism is based on logic. It does not only protect information but also computer applications, programs that impose program's behavior. There are different approaches of computer security and sometimes combination of two or three approaches are used to provide robust security mechanism. Either security policy is enforced by software installed on network and computer system. This software generally serves the purpose. There are few other approaches which are more expensive and non-deterministic. Many limited organization opt for this costly software and the overall use is very limited. If you make wrong combination of two approaches, it may lead in failure. Hence, you need to make right combination of techniques for your computer security system.      

 

There are even hardware mechanisms to avoid multiplicity degrees of freedom which are more practical. There is even layered architecture software for computer security. Maximum there can be four layers in layered architecture computer security software. If you have already installed security systems for your network there are also enhance security design software that can be combined with your existing system.

 

There is technique called "principle of least privilege" that is gaining popularity these days. In this technique, if a computer hacker gains access to one part of the system or network, the security ensures, which makes him difficult to access other parts and meanwhile you can catch the theft. In this technique system is broken down in to small components that result in reducing the complexity of individual component. This automated theorem is crucial for software subsystems. This is closed form of computer security.

 

The hacker is not aware that he is being traced as it does not give any messages. Such type of computer security is used in national military agencies. There are number of proven techniques which you can hire according to your requirements and needs of computer security. Before installing any computer security system get well aware of its characteristics and functionalities. Save My System is here to help you out in computer security services. In addition, we can also help you in London data recovery services.

Thursday, April 01, 2010

Tips To Protect Your System From Spy Ware Attacks

Spy ware is malicious software program. If it gets activated on your system then they can create great disaster.  Once activated on your PC, spy ware is able to track all your sensitive data and personal information. It is possible that spy ware can eat up all your processing resources devoid of your permission and make your PC slower.

 

In most of the cases, spy ware gets installed devoid of the user's acquaintance. In several cases they can come as a part of shareware software. In general many users love to download software programs that are freely available on the internet. However, chances are there that the spy ware program can come as a part of these free downloads.

 

Spy ware is malicious software program. If it gets activated on your system then they can create great disaster.  Once activated on your PC, spy ware is able to track all your sensitive data and personal information. It is possible that spy ware can eat up all your processing resources devoid of your permission and make your PC slower.

 

In most of the cases, spy ware gets installed devoid of the user's acquaintance. In several cases they can come as a part of shareware software. In general many users love to download software programs that are freely available on the internet. However, chances are there that the spy ware program can come as a part of these free downloads.

 

The purpose behind the Spy ware programs is to display some sort of advertisements. Furthermore, they simply show advertisement pop-up constantly. In general most of the advertisement companies provide finance and support such sort of spy ware as a means to get to get a popularity or mileage. If while surfing on the internet you come across such advertisements or download some free software then spy ware gets activated and installed instantaneously. In addition several internet toolbars that are free can be spy ware. They can add some new buttons, new items, menu option, excessive hyperlinks and new taskbar icons in you internet browser. Furthermore, it is possible that it can alter your search engine or default web home page. As long as your PC is infected with spy ware attack, your PC can run slower.  Your computer can take more time to accomplish your task. It will simply take longer time to process the task.

 

Smart option is to utilize the good anti-spy ware program. Furthermore, you must scan your PC daily on a regular basis. At present several anti-virus tools come with incorporated anti-spy ware utilities. It is the best option if you go for them as a preventive aid.

 

There are various types of security zones. By making use of those you can simply restrict the web sites that can affect security measures of your computer.  Furthermore, whilst surfing online try to avoid clicking on any link in the pop-up. If you come across any link in pop-up then do not click on it. It is not sufficient to use anti-spy ware software. You must update your operating system with different latest packs and patches that are released by Windows. Keep in mind that you should download stuff from reliable websites only. Also remember that you should not install any doubtful search engine or toolbar.

 

Above tips and hints will surely help you to protect your system from spy ware attack. If you have any problem in this concern then you can take help of Save My system. We provide reliable solutions for data recovery, PC support, IT security and laptop repair. For further details you can visit our London laptop support service site.