File Carving and Data Recovery

1. What is meant by data carving?
2. How does carving handle the data retrieval process?
3. What is data carving and how does it work?
4. What is the purpose of data carving?
5. What does the term data carving or file carving really mean?
6. What is the difference between carving and parsing?
7. Why should you critique your case after it's finished?
8. Which is the Linux based file carving tool that is used to recover files based on their signature?
9. Can forensics recover overwritten data?
10. Why would someone put data in unallocated space?
11. What is raw data in digital forensics?
12. What is data carving in FTK?

What is meant by data carving?

What is data carving? Data carving or file carving is a forensic method used for reassembling files in unallocated space. Data carving allows for detecting and recovering files and other objects based on filesystem contents rather than a filesystem's metadata and file structure.

How does carving handle the data retrieval process?

File carving is a process used in computer forensics to extract data from a disk drive or other storage device without the assistance of the file system that originality created the file. File carving is the process of reconstructing files by scanning the raw bytes of the disk and reassembling them. ...

What is data carving and how does it work?

File or data carving is a term used in the field of Cyber forensics. Cyber forensics is the process of acquisition, authentication, analysis and documentation of evidence extracted from and/or contained in a computer system, computer network and digital media.

What is the purpose of data carving?

Data carving is done on a disk when the unallocated file system space is analyzed to extract files because data cannot be identified due to missing of allocation info, or on network captures where files are "carved" from the dumped traffic using the same techniques.

What does the term data carving or file carving really mean?

Data carving, also known as file carving, is the forensic technique of reassembling files from raw data fragments when no filesystem metadata is available. It is a common procedure when performing data recovery, after a storage device failure, for instance.

What is the difference between carving and parsing?

Parsing would be using the phone book to find where a person live and go visit them. Carving would be searching every house in the area until you find someone who looks like that person. The person might not be in the phone book though.

Why should you critique your case after it's finished?

Why should you critique your case after it's finished? To determine what improvements you made during each case, what could have been done differently, and how to apply those lessons to future cases.

Which is the Linux based file carving tool that is used to recover files based on their signature?

TestDisk can be used both by experts and new users making recovering files process easy for domestic users, it is available for Linux, Unix (BSD and OS), MacOS, Microsoft Windows in all its versions and DOS.

Can forensics recover overwritten data?

Can data forensic companies retrieve overwritten data? No. Overwritten data cannot be recovered, it is over written.

Why would someone put data in unallocated space?

Unallocated space on the computer is where deleted documents, file system information, and other electronic artifacts reside on the hard drive, which is often able to be recovered and analyzed through a forensic investigation.

What is raw data in digital forensics?

RAW files are used to transfer data to your computer before processing and converting into picture files. Unfortunately, there is no standard RAW file; they are nonstandard proprietary formats that vary between manufacturers and even within a manufacturer's individual lines of cameras.

What is data carving in FTK?

Data carving is the process of looking for data in the evidence that was deleted from the filesystem. This is done by identifying file headers and footers in mainly unallocated clusters. The FTK provides several predefined carvers that you can select when adding evidence to a case.