X25519Keypair.generate constructor
Generates a new X25519 keypair.
Optionally accepts a seed
for deterministic key generation (e.g. from a mnemonic).
If no seed is provided, uses cryptographically secure random bytes.
Implementation
factory X25519Keypair.generate({List<int>? seed}) {
return X25519.scalarMultBase(seed ?? QuickCrypto.generateRandom());
}