Other International Definitions
By a direct attack on a system they exploit deficiencies in the underlying algorithms, principles, or properties of a security mechanism. Indirect attacks are performed
when they bypass the mechanism, or when they make the system use the mechanism incorrectly.
- ITU Security in Telecommunications and Information Technology: An overview of issues and the deployment of existing ITU-T Recommendations for secure telecommunications, ITU-T, Geneva (2012) - ITU-T H.235.