//! Support marker traits
/// Implementors of this trait support the `ECIES-MAC` encryption variant
/// Implementors of this trait support the `ECIES-MAC` decryption variant
/// Implementors of this trait support the `ECIES-AEAD` encryption variant
/// Implementors of this trait support the `ECIES-AEAD` decryption variant
/// Implementors of this trait support the `ECIES-SYN` encryption variant
/// Implementors of this trait support the `ECIES-SYN` decryption variant