A key environment is a mapping from key IDs to the corresponding keys.
It should satisfy the invariant that these key IDs actually match the keys;
see checkKeyEnvInvariant.
:: a typeCtrl KGHC 9.10.3 · lts/ghc-9.10.x · c74966e · 2026-09-27
Modulehackage-security-0.6.3.2Haskell2010
A key environment is a mapping from key IDs to the corresponding keys.
It should satisfy the invariant that these key IDs actually match the keys;
see checkKeyEnvInvariant.