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Process

Revocation Automation (Process - IAM)

Indicator

Revocation Automation Ratio

Version

1.0

Status
colourBlue
titleReady for peer review

Formula

Where:

  • is the set of IT systems in the scope

  • is the set of IT systems for which revocation is automated

  • is the set cardinality function

Benchmarking

This indicator is improper for benchmarking unless scopes are comparable. Thus, reporting of this indicator must always be accompanied with its scope definition.

Audience

  • IAM Manager

  • CISO

  • IT Risk Managers

Rationale

The ratio of revocation automation shows the extent to which revocation has been automated. Assuming that automation accelerates and makes revocation more reliable, it is expected that a high revocation automation ratio leads to higher productivity, strengthened security and reduced risks.

Stakeholders

  • IAM Manager

  • CISO

  • IT Risk Managers

Scopes

This indicator may be specialized for different scopes. See Revocation Automation (Process - IAM) for typical scopes.

Negative Effects

  • In certain circumstances, the economical benefits of automation may be unjustifiable (e.g.: when processing low volumes of IAM artifacts on non-sensitive IT systems). Pursuing this indicator blindly could lead to economical waste.

  • Poorly implemented automation may lead to new risks, e.g. silent automation errors leading to a false sense of security, automation mechanisms that are vulnerable to compromission or lead to denial of service.

Data Sources

  • IT System inventory

  • CMDB

  • IAM software platform

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