Cargo Features

[dependencies]
ckey = { version = "0.4.3", default-features = false, features = ["rand", "serde"] }
default = rand, serde

These default features are set whenever ckey is added without default-features = false somewhere in the dependency tree.

rand default

Enables rand and rand_core

serde default

Enables bincode, serde, and sha2

CKey has 3 features without comments.