nklave-core

nklave-core

Core signing logic, BLS/Ed25519 keys, and slashing protection rules for Nklave.

Features

• BLS Signatures - Ethereum validator signing with slashing protection
• Ed25519 Signatures - Cosmos/CometBFT validator signing
• Slashing Protection - Enforces surround vote and double vote prevention
• State Integrity - Cryptographic chaining of signing decisions
• Key Management - EIP-2335 keystore support with encryption

Usage

use nklave_core::{SigningService, BlsKeypair};

// Create a signing service with a keypair
let keypair = BlsKeypair::generate();
let service = SigningService::new(vec![keypair]);

// Sign an attestation (with slashing protection)
let result = service.sign_attestation(
    &pubkey,
    source_epoch,
    target_epoch,
    signing_root,
)?;

Feature Flags

• aws-kms - Enable AWS KMS key provider support
• vault - Enable HashiCorp Vault key provider support

License

MIT License - Cryptuon