In
database security
Database security concerns the use of a broad range of information security controls to protect databases against compromises of their confidentiality, integrity and availability. It involves various types or categories of controls, such as tech ...
, a negative database is a database that saves
attributes that cannot be associated with a certain
entry
Entry may refer to:
*Entry, West Virginia, an unincorporated community in the United States
*Entry (cards), a term used in trick-taking card-games
*Entry (economics), a term in connection with markets
*Entry (film), ''Entry'' (film), a 2013 Indian ...
.
A negative database is a kind of database that contains huge amount of data consisting of simulating data.
When anyone tries to get access to such databases both the actual and the negative data sets will be retrieved even if they steal the entire database.
For example, instead of storing just the personal details you store personal details that members don't have.
Negative databases can avoid inappropriate queries and inferences. They also support allowable
operations.
Under this scenario, it is desirable that the database support only the allowable
queries while protecting the privacy of individual
records, say from inspection by an insider.
Collection of negative data has been referred to as "negative
sousveillance":
[Reynolds, C. (2011). Negative sousveillance., in Proc. IACAP2011, pp. 306–308]
See also
*
Security through obscurity
In security engineering, security through obscurity is the practice of concealing the details or mechanisms of a system to enhance its security. This approach relies on the principle of hiding something in plain sight, akin to a magician's slei ...
References
Database security
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