SSCP: Systems Security Certified Practitioner

By ISC · Question Mode

QuestionQ78

VerifiedAccess Controls

What principle concerns the uniqueness of separate objects that must be combined to perform a task? It is sometimes called “what each must bring” and is joined together when gaining access or decrypting a file. Each one does not reveal the other?

Explanation

Split knowledge divides a cryptographic key into separate components held by different entities. The components are combined to recreate or use the key, while an individual component provides no knowledge of the complete key or of the other components.

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