skToCurve25519 abstract method
Provides crypto_sign_ed25519_sk_to_curve25519.
See https://libsodium.gitbook.io/doc/advanced/ed25519-curve25519
Implementation
SecureKey skToCurve25519(SecureKey secretKey);
Provides crypto_sign_ed25519_sk_to_curve25519.
See https://libsodium.gitbook.io/doc/advanced/ed25519-curve25519
SecureKey skToCurve25519(SecureKey secretKey);