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Monday, July 27, 2009

RootkitRevealer

Now its time to look in to the software section. Let us see about a small software called RootkitReaveler. The software doesn't need to be installed, just double click on the icon and just agree the term and conditions, the software is ready to use. It is designed to run on Windows NT or higher editions of Windows. RootkitRevealer is an advanced rootkit detection utility and its output lists Registry and file system API discrepancies that may indicate the presence of a user-mode or kernel-mode rootkit.RootkitRevealer is capable of detecting many persistent rootkits including AFX, Vanquish and HackerDefender. RootkitRevealer is not intended to detect rootkits like Fu that don't attempt to hide their files or registry keys. Since persistent rootkits work by changing API results so that a system view using APIs differs from the actual view in storage, RootkitRevealer compares the results of a system scan at the highest level with that at the lowest level. The highest level is the Windows API and the lowest level is the raw contents of a file system volume or Registry hive. A hive file is the Registry's on-disk storage format. Thus, rootkits, whether user mode or kernel mode, that manipulate the Windows API or native API to remove their presence from a directory listing, for example, will be seen by RootkitRevealer as a discrepancy between the information returned by the Windows API and that seen in the raw scan of a FAT or NTFS volume's file system structures. You can download it from http://filehippo.com/download_rootkit_revealer/tech/



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Saturday, July 25, 2009

How to create an invisible folder

You may have the private details in your computer and you don't like your friends accessing them. There are software available in the market for protecting your folder by using a password. In such cases you may get troubled if the password is lost. There is also an another way to hide the folders from your friends. This is a common technique used to create an invisible folders.The advantage of this method is that you need no software for that. Follow the steps given below:

1. Select the folder you want to make invisible.

2. Press F2 or right click on the folder and choose rename.

3. Press and hold the alt key and enter 255 using the number pad (press the Num Lock key and enter 255 using the number pad in the Right Hand Side) and then release the alt key.

4. Press enter. Now the folder appears to be a nameless folder.

5. Now what is the next step ? Yes, that's it, making the icon invisible. For that right click on the folder and select the properties.

6. Select the customize tab and click on the change icon button.

7. Now a new window containing several icons appear. Select a invisible icon from the window and then press OK button of the two opened windows. Now the invisible folder is ready.

You can use this to have fun on you friends by hiding the folders in their computers.



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Friday, July 24, 2009

Google trying to put an end to computer virus....

After the release of the Operating System Google is trying to put an end to the computer virus. The engineering experts is studying the flaws in the existing Operating Systems and the measures to overcome the limitation. If the Google's venture is realized, then it would mark the beginning of a new era in the cyber world. It has been learnt that Linus Upson, Google's Engineering Director, has promised the company is: "Completely redesigning the underlying security architecture of the OS so users don't have to deal with viruses, malware and security updates. It should just work." The dominance of Google among the competitors increases the chance for the success. The Google's policy of the Open Source also add support this argument. But in the history, the release of the Operating System Windows NT threatened several antivirus firms since there was a rumor that all the security flaws of the previous versions of Windows has been solved and no virus can harm the computer running on Windows NT, but the result was against the rumor. There are several challenges before the Google. The web browser Chrome has been reported security flaws and two of them had already solved. We can expect an Operating System free from viruses and malware at free of cost.



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