The seed data that determines the random source’s behavior.
- iOS 9.0+
- macOS 10.11+
- Mac Catalyst 13.0+
- tvOS 9.0+
Any two random sources initialized with the same seed data will generate the same sequence of random numbers. To replicate the behavior of an existing
GKARC4Random instance, read this property and then create a new instance by passing the resulting data to the
For a source of high-entropy seed data, see the