A blast radius is the distance from the source that will be affected when an
explosion
An explosion is a rapid expansion in volume associated with an extreme outward release of energy, usually with the generation of high temperatures and release of high-pressure gases. Supersonic explosions created by high explosives are known ...
occurs. A blast radius is often associated with
bomb
A bomb is an explosive weapon that uses the Exothermic process, exothermic reaction of an explosive material to provide an extremely sudden and violent release of energy. Detonations inflict damage principally through ground- and atmosphere-t ...
s,
mines, explosive projectiles (
propelled grenades), and other weapons with an explosive charge.
Use in Software Security
In
cloud computing
Cloud computing is the on-demand availability of computer system resources, especially data storage ( cloud storage) and computing power, without direct active management by the user. Large clouds often have functions distributed over mul ...
, the term blast radius is used to designate the impact that a security breach of one single component of an application could have on the overall composite application. Reducing the blast radius of any component is a security good practice. The concept is used in
Zero trust security model
The zero trust security model, also known as zero trust architecture (ZTA), zero trust network architecture or zero trust network access (ZTNA), and sometimes known as perimeterless security, describes an approach to the design and implementation ...
and
Chaos engineering
Chaos engineering is the discipline of experimenting on a system in order to build confidence in the system's capability to withstand turbulent conditions in production.
Concept
In software development, a given software system's ability to to ...
.
See also
*
Overpressure
References
Explosive weapons
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