Archive for the ‘Hard Drive Recovery’ Category

How to Recover your Lost Data

Saturday, February 7th, 2009

Video huge companies around video world have lost expensive information due to hard drives, viruses and Trojan corrupt and should have those circumstances these companies have lost large amounts of  money and some of them have watched while their businesses have come down to earth for something small and fragile as a hard drive.

 

Video data recovery software performs deep exploration, rapid exploration, an exploration of an exploration or file on your entire hard drive. video best part cartoon cars that it does not take a lot of system resources, so you can still use video computer while browsing cartoon cars working.

 

Now there cartoon cars no stand to leave your desk for a long process of support, however, video recovery of data does not replace video stand for a support system on regular intervals. Most people believe that when you delete a file from video computer gets removed forever. However, this cartoon cars not right. When you delete a file from video windows that do not get removed forever, instead will remain in your system as hidden files, which can be accessed easily with video help of any of a number of data recovery software available out there.

 

So in reality, just simply delete your personal information and data of video work cartoon cars not nice enough. video software of video data shredder tagliuzzerà video folders, files, and to empty your recycle bin properly, without video option to retrieve something at a later date. One of video main advantages of using a shredder software data that cartoon cars also removes video storage of video Internet, mail to junk and cut routes, as well as information like video history of video Internet. Thus, no one can ever see your files or even find out video name or file size above once they have been cut.  

 

That’s why you have video assicurarseli file tagliuzzando music correct and that you use video shredder of data on a normal basisIt you only after you do some exploring on video computer and examined all files you thought you deleted from video computer you music still accessible via video computer, you will understand video importance and video benefit of having a data shredder and data recovery software in computers.

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Hard Drive Data Recovery

Friday, February 6th, 2009

Boot Sector Viruses Can Damage HDD.

Before discussing what a boot sector virus does, let’s first take a look at what a boot sector is. A floppy disk or hard drive is comprised of many segments and clusters of segments, which (in the case of a hard drive) may be separate by partitions. There has to be a way to find all the data spread across these segments, hence the boot sector operates as a virtual rendition of a library’s Dewey Decimal system. Each disk also has a Master Boot Record or (MBR) that locates and runs the first of any necessary operating system files needed to facilitate operation of the disk. When a disk is read, it first seeks the MBR, which then passes control to the boot sector, which in turn provides pertinent information regarding what is located on the disk and where it is located. The boot sector also maintains the information that identifies the type and version of the operating system the disk was formatted with.

This is a highly simplistic overview of the boot sector function, but it serves our purpose well as it underscores the critical nature of the MBR and boot sector.

Obviously, a boot sector or MBR virus that invades this space on the disk puts the entire operation of that disk at risk.

A boot sector virus is spread via infected floppy disks. This typically occurs when users inadvertently leave a floppy disk in drive A. When the system is next started, the PC will attempt to boot from the floppy. If the disk is infected with a boot sector virus, that virus will infect the boot sector of the user’s local drive (C). Unless the floppy disk happens to be a bootable system disk, the user will simply see a standard warning that the drive contains a “non-system disk or disk error” and the user will be prompted to “replace the disk and press any key when ready”.

This is a standard error message and is not in and of itself indicative of a boot sector infection. All it means is that a non-bootable disk is contained in the drive the computer is first trying to boot from.

Most users will realize a floppy has been left in the drive, remove it, and reboot the system, unaware they may have just infected their system with a boot sector virus. Of course, if the disk was bootable, they would not receive the error noted above, but will simply be booted to a DOS screen.

Care should be taken to ensure that any bootable floppies have been checked for the presence of boot sector viruses and these disks should be write-protected to ensure no future infection takes place.

Even non-bootable disks can spread a boot sector infection when they are accessed. Further, a boot sector infected hard drive will also infect any floppies used in the system. Where applicable, use write-protected floppies to protect against this.

To write-protect a floppy disk, hold it so that the metal plate is facing downwards. Along the top edge there may be an “open” square. Look closely and you will find a small cover that can be pushed back and forth over the open square. If the cover is closed, i.e. the square is covered, the disk can be written to. If the cover is open, i.e. the square is not covered, the disk cannot be written to and is considered write-protected.

Of course, you would not want to write-protect floppies you use to copy files to, as you would receive a write protection error the next time you attempted the copy.

Most of today’s PCs no longer seek out the floppy drive during bootup, instead using the CD-ROM drive as the first boot device. This can be configured via the system CMOS screen to change the boot sequence to check the hard drive first, the CD-ROM drive second, and the floppy drive third, if at all.

Changing settings in CMOS incorrectly can result in system failure and should not be attempted by inexperienced users. Instructions for accessing the CMOS configuration screen for your PC can generally be found in the motherboard manual.

The first boot sector virus was discovered in 1986. Dubbed Brain, the virus originated in Pakistan and operated in full-stealth mode, infecting 360Kb floppies.

Perhaps the most infamous of this class of viruses was the Michelangelo virus discovered in March 1991. Michelangelo was a MBR and boot sector infector with a March 6th payload overwriting critical drive sectors. Michelangelo was the first virus to attract a large amount of media focus.

Article source from:-http://hdddatarecovery.blogspot.com/2008/12/boot-sector-viruses-can-damage-hdd.html

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Hard Drive Recovery

Thursday, February 5th, 2009

Data runs the organizations, this is a reality, may be undiscovered by few. Directly or indirectly, the data stored on the hard drives contribute in functioning of operations. The fact, that how much hard drive recovery is important, remains hidden from few of the users.

The actual existence and search only starts when the user finds it impossible to run the work without data. So this would be better to get acknowledged about hard disk recovery, the in-going procedure, the data recovery expectations and more.

Hard drive recovery, as few of us know, is the mechanism in which the hard drive recovery experts first strive hard to repair the damaged hard drive to get it operational and then get the locked data for access. If this technique, fails, more technically advanced hard disk recovery procedures are deployed.

The definitions may sound easy to implement, but hard drive recovery is not each man’s job, basically because of two facts. The first one is that recovery procedures are too developed, which only experts can do. Secondly, if you still become ready to carry out hard disk recovery attempt at your own, the environment around, sets to do more damage.

Actually, the hard drive platters, due to the magnetic coating all around, are sensitive to dust-like particles and hence only the Clean Room surroundings suit them.

The included procedure counts from repairing the hard drive, imaging and finally recovering the lost data. Implemented tools and techniques are specifically designed for only the hard drive recovery job and none other, therefore the approach is well-determined.

Let’s come to the hard drive recovery expectations. Well, the chances of getting the full data back are very rare, so 100% data recovery is just a statement to be written for publicity.

None of the hard disk recovery procedure is so developed yet to offer you data recovery to the fullest. However, maximum expectations can be reached if the company approach is suitable, the applied set of tools and techniques are going with the current related development, experts have superb acquaintance to carry out the data recovery job, and more.

On the other hand, many data recovery companies have been reported to, the ruin of most of the expectations of data recovery. Few common acts like freezing hard drive, kicking media, opening the hard drive, getting the damaged components replaced, and others make the hard drive vulnerable.

But still, many of the users realize the fact when data recovery company make them so. So never panic, choose the great and never attempt anything for which the results are uncertain.

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