Data Recovery - a Brief Introduction

Data Recovery – A Brief Introduction

Data Recovery is the process of retrieval of inaccessible or corrupt data from digital media that has become damaged in some way. Data Recovery can be used to recover data from devices as varied as Hard Disk Drives, Memory Cards, Tapes, Mobile Phones, Personal Digital Assistants, Floppy Disk’s, CD’s, DVD’s, Data Cartridges, Xbox’s and many more items.

Data Recovery may be needed for reasons as diverse as hardware failure, (the tape has been ‘chewed’ up, the hard disk drive has failed, the user has maliciously damaged the computer or digital device, or it could have suffered fire or flood damage). All of these instances will require the services of a professional data recovery company if the data was of such value (be it sentimental or financial) that the cost of the services are less than the perceived value of the data which is no longer accessible.

It is not just businesses who are at risk from Data loss. Clients requiring data recovery come from all walks of life, including large corporates, smaller businesses, and the self employed to “joe public” who, with the introduction and subsequent boom in the use of digital cameras etc to record holidays and special occasions may have lost anything from sentimental data to critical e-mails, and personal account details. Students are often grouped under this heading too.

There are numerous ways that Data can be recovered from digital media which can vary greatly, the simplest method can often involve the running of basic software on the storage medium in question. This is always a dangerous idea, because the recovery data could overwrite the very data that is being recovered. More complex commercial software tools are available which will do this job more professionally. No software fix should be attempted prior to the original media being imaged, enabling the recovering company to work on a ‘back-up’ of the original software. The most professional companies will also take a second image should there be a problem with the first image that is being worked on for recovery.

The next problem is what happens when the hard disk or storage device doesn’t work. For the smaller ‘Data Recovery Companies’, this is a problem, and it is when the more serious Data Recovery Companies get involved, (such as Disklabs, http://www.disklabs.com ), who specialise in higher end Data Retrievals. It is always recommended that the most critical work should be sent to a true data recovery specialist, (check out the accreditations - ensure the specialist has ISO9001-2000 Quality Assurance status, and is certified to ISO BE EN 14644 to ensure that their clean facility is at the correct level for intrusive data recovery work, find out how long that company has been trading, and check their testimonials). Once you have found the company that you are happy with, if the data storage device doesn’t work, there is a high likelihood that the digital media will require spare parts, this is where organisations such as 1st Computer Traders Ltd, ( http://www.1ct.com ) are of service. Organisations such as 1CT sell spare parts for hard disk drives to organisations such as Disklabs, ( http://www.disklabs.com ) enabling them to get the original data accessible for long enough to image the data onto a stable storage device, enabling that data to be duplicated again which in turn allows a safe recovery attempt to be achieved.

The data recovery job is generally finished when a list of all the recovered files is sent to the client. Once the client approves this file listing, they are then shipped the data of an appropriate media. This can be a hard disk drive, floppy disk, CD or DVD. Alternatively, if a file is considered critical, it can be encrypted and then emailed to the client.

It should be noted that in extreme cases it may be impossible to recover any data, however the bottom line is, as soon as you have lost data you should power off your device and send it to a professional Data Recovery Company to optimise your chances of a successful recovery.

Simon Steggles

Disklabs Data Recovery and Computer Forensics Services

www.disklabs.com

www.computer-forensics.co.uk

www.mobilephoneforensics.com

www.1ct.com



Thanks to Disklabs for contributing this article to our Data Recovery blog:



Recover Hard Drive Files

How to Recover Deleted Files?

Have You Ever imagined the situation of deleting important documents, mp3, images from your windows recycle bin and not even able to find out a solution to recover those important documents . IF YES, then you might be aware about the Data Loss Situation. This situation used to create panic in the organization and the first question to arise was – Now what to do?

In this article we will throw light when you had faced that slap your head moments on how to Recover Deleted Files when you have emptied the recycle bin OR pressed (shift+del) to permanently delete the file. Fortunately, the data is not completely lost and it will remain on your hard disk until something overwrites it. You may be concerned that you won’t be able to retrieve those important data but there is an answer for you, stop what you are doing and call in the data recovery experts.

Data Recovery Experts are able to recover lost data on almost any type or format of modern technology, media and memory storage devices. The definition of Data Recovery is “…Making previously lost or damaged data available again…”. Fortunately, there are lots of Data Recovery Methods and Data recovery Software available in the IT market to help you to get back your lost data and files.

Some major possible reasons for the loss of data:

1. The first and one of the most common reasons of data loss is hardware failure. When powering on your computer you might abruptly hear clicking, buzzing, scrapping and ratting sounds. These are the noises that come when the motor, electronic boards or magnetic platters get damaged due to any electric failure or a head crash. Alternately, the drive might also refuse to spin and results in inaccessible data.

2. Accidental deletion and overwriting is one of the main reason of data loss that more often happens. This event occurs when you overwrite any existing data or emptied the recycle bin. This is the data loss event of human error category.

3. Data loss may also occur due to Operating System failure. Operating system is system software that manages the hardware and enables its communication with software.

The operating system corruption may results in cross linked files, lost clusters, file system corruption or invalid file directories. In this situation, strange error messages get generated or many files may get corrupted.

4. Virus attack can be another reason of data loss.

5. Data can also be lost due to some technical defect of failure of some software running on the computer.

These are the main five reasons of data loss, from which you should be aware of to avoid your valuable data from loss. If you have experienced data loss due to any of the reason, you need for data recovery to recover your valuable data.

With Recover Data for FAT & NTFS you are just four steps away from your vital, crucial and confidential data. No need to take your system anywhere for data recovery in case of data loss. Just install Recover Deleted Files and enjoy the retrieval of lost files and folders.

Recover Deleted Files is available at http://www.recoverdatatools.com/recover-deleted-files.html for free evaluation. The Evaluation or Demo version of Recover Deleted Files recover files but restricts the File saving option.



Thanks to Recover Data for contributing this article to our Data Recovery blog:

Recover Data is a leading provider of expert Data Recovery Services, Remote Data Recovery Services, Hard Drive Recovery Services, File Repair Services, Password Recovery Services and Data Recovery Software & Tools internationally. Our only business is to retrieve data using extensive use of effective tools & data recovery process. Our Data Recovery Software widely acceptable as it is quick, easy and cost effective. In the days to come we have been launching best File Repair Software, Email Recovery Software and Password Recovery Software.



Recover Hard Drive Files

Data Recovery Software – are They Useful?

Have you ever heard the word data recovery? If YES, then you might be aware about the data loss situations. But if you say NO then you are one of the lucky person who have not experienced the situations of data loss, hard drive crashes which demand data recovery.

What is Data Loss?

Data Loss is a situation where you lose the data stored on your hard drive or it becomes inaccessible. This data could be the important business files, music, personal collection of pictures, emails, videos or anything. Now why this happens? This situation generally occurs when the hard drive fails or crashes, files get corrupt or damaged, there are virus attacks on your computer system, hard drive corrupts due to water-fire damages, poor usage of the hard drive, ad ware – spy ware attacks etc.

Because of these reasons you might lose access to your data or it can get corrupt. But the relief is that this inaccessible data ca be recovered back. It’s possible almost in 95%of the cases.

Data Recovery Software are the best means to recover the lost, deleted, inaccessible, corrupt, damaged data from the hard drive, files and folders and other storage media.

What is Data Recovery Software?

By Data Recovery Software I mean to say, software which can recover back the lost data by scanning your hard drive. Similar in the way as you see other software which have different functions and working. For instance, anti-virus software will stop, remove and protect your computer system from virus attacks, and any password recovery software will help you to restore the lost / forgotten passwords of your email id which were stored in your PC.

According to Surveys,

“Viruses: Survey finds PCs infected at a rate of more than 10% each month” — (ICSA Labs, 2002)

“35% of all PCs sold to businesses are laptops and 1 in 5 of these laptops will suffer hardware failure in the first 3 years” — Gartner analyst Brian Gammage, The Changing Spectrum of Mobile PC Usage, October 30, 2002

“Data Recovery is possible in 85% of all data loss cases” –Dan Pelosi, Data Recovery 911, December 2002

Thus it can be concluded that data recovery has its own importance when people loose their important data. Data recovery software is useful for file repair, file recovery, database recovery, backup recovery, email data recovery and forensic data recovery.

How to use Data Recovery Software?

The data recovery market is flooded with many data recovery software range. There are renowned companies and small manufacturers too which perform data recovery at small scale. But data recovery is not an easy task to perform. It requires determination, expertise, appropriate recovery tools, Class 100 Clean rooms, biometric environment and of course a data recovery technician who can perform the data recovery – thus resulting into data recovery services.

Data Recovery Software is developed to minimize the possibilities of data recovery services thus enabling the end user to himself perform data recovery on his PC. The do-it yourself data recovery software available in the market completely scan your damaged hard drive and retrieves the lost data. When you finalize the data recovery software, always look for the software support provided by the data recovery company on their website:

• You can view the Animated Working Demos – how the software works, provided by the company. These working demos are the best option to know and view the GUI and functions of the software.

• You can also look for any software user’s guide made available by the company on their website. The manual has the step by step procedure to perform data recovery. Follow these steps and evaluate the software.

• When you download the software, view help manual accompanied with the software. It guides you with step by step recovery procedure.

Generally, demo version of the data recovery software are available for FREE downloads. It’s free because the companies want you to test the recovery possibilities of your data and then only purchase the software. The demo versions are not enabled with saving feature for the recovered data. You can download the demo version and run it on your computer system.

Word of Caution: The point which should be noted here is that you should not run the data recovery software on the corrupt drive. As this might overwrite the original data which then gets deleted. Always perform data recovery on the copy of corrupt data and a good device.

Install demo version of the data recovery software and analyze its working, features and the amount of data which the software can recover. If the software displays the lost, deleted data then the software surely can get back your data to you and you can also purchase it. When you run the demo version always ensure;

• How much time does the software take to recover data?

• Is the software able to recover the deleted files also?

• Can it recover attachments?

• Can it recover data damaged due to virus attacks?

• Is the software provider data recovery company recognized in the market?

• What is the recovery percentage of the software?

• Is the software purchase amount refunded, if the software is unable to recover data?

• View clients of the company, if possible contact them and gather feedback about the company

• Read client testimonials of the company

• Consult with support staff of the company and ask queries related to your data loss situation? Like, according to them which would be the appropriate data recovery software for your case of data corruption? As this would help in purchasing the right software.

• Compare 2-3 data recovery companies with their recovery percentage, client satisfaction percentage, data recovery techniques, range of data recovery software provided by the company.

After performing all these checks you can purchase the software and recover your data.

Please Note: While you are performing check on data recovery companies, always try to find out real data recovery figures of the company, as many companies add false figures to their websites and in the end are able to empty your pockets.

Conclusion:

It can be concluded that data recovery software are boon for such individuals and companies who lose their data due to accidental deletions, virus attacks, unexpected system shutdowns, hard drive failures, system crashes and other undefined reasons. The data recovery software is definitely useful in the hour of need and data recovery services prove themselves when the software is unable to get back data. You can also give a try to data recovery services when there is a severe damage caused to your device.



Thanks to Neha Gupta for contributing this article to our Data Recovery blog:

Neha Gupta is a technical writer for Nucleus Data Recovery, provider of the best data recovery software and data recovery services. The Kernel recovery tools are developed for email recovery, database recovery, tape recovery, backup recovery.



Hard Drive Crash Recovery Software

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