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Cyber Glossary

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qualitative risk assessment General

Risk assessment that gives a numerical (typically monetary) value to the impact of a threat occuring.

single loss expectancy (SLE) General

How much money could be lost at any one time which is determined by the formula: AV * EF + SLE

asset value (AV) General

How much an asset is worth.

exposure factor (EF) General

The amount of the asset that would be impacted (amount of time, % of data, etc) by a threat event.

annual loss expectancy General

How much can be expected to be lost in a year due to a single threat event which is determined by the formula: SLE * ARO = ALE

annual rate of occurrence (ARO) General

How often a threat event per year (typically determined by historical data).

qualitative risk assessment General

Risk assessment that defines an event’s level of risk in words rather than numbers which is determined by the potential level of impact and the likelihood of occurrence.

risk avoidance General

Risk response that removes the risk by avoiding the behavior completely.

risk transfer General

Risk response that shares the responsibility of the risk with someone else.

risk acceptance General

Risk response that accepts the risk as is.

risk mitigation General

Risk response that takes steps to avoid the risk or minimize the impact or likelihood.