CSSLP · Question #52
You have a storage media with some data and you make efforts to remove this dat . After performing this, you analyze that the data remains present on the media. Which of the following refers to the ab
The correct answer is D. Data remanence. The condition where data persists on storage media even after attempted deletion is known as data remanence. This occurs because common deletion methods often only remove pointers to data, leaving the actual data blocks intact and potentially recoverable.
Question
You have a storage media with some data and you make efforts to remove this dat . After performing this, you analyze that the data remains present on the media. Which of the following refers to the above mentioned condition?
Options
- AObject reuse
- BDegaussing
- CResidual
- DData remanence
How the community answered
(45 responses)- A4% (2)
- B2% (1)
- C7% (3)
- D87% (39)
Why each option
The condition where data persists on storage media even after attempted deletion is known as data remanence. This occurs because common deletion methods often only remove pointers to data, leaving the actual data blocks intact and potentially recoverable.
Object reuse refers to the process of allocating a storage object from the operating system to a new user without first clearing the previous data, potentially exposing sensitive information. It's a cause of data exposure, not the condition of persistent data itself.
Degaussing is a method of sanitizing magnetic media by exposing it to a strong magnetic field to completely erase data, and it is a solution to data remanence, not the condition itself.
"Residual" is a general term meaning what is left over; while data remanence is residual data, "data remanence" is the specific and correct technical term for this phenomenon in information security.
Data remanence is the residual representation of data that remains on physical storage media after attempts have been made to erase or remove it by logical or physical means. This persistence can make the "deleted" data recoverable.
Concept tested: Data sanitization- data remanence
Source: https://nvlpubs.nist.gov/nistpubs/SpecialPublications/NIST.SP.800-88r1.pdf
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