nklave-cosmos

Cosmos/CometBFT remote signer protocol (Tendermint PrivValidator) for Nklave.

Features

• PrivValidator Protocol - Compatible with CometBFT's remote signer interface
• Ed25519 Signing - Native Cosmos validator key support
• Double Sign Prevention - Height/round-based slashing protection
• gRPC Interface - Tendermint protobuf message handling

Usage

use nklave_cosmos::{CosmosSigningService, Ed25519Keypair};

let keypair = Ed25519Keypair::generate();
let service = CosmosSigningService::new(keypair);

// Sign a vote
let signature = service.sign_vote(&vote_request)?;

Supported Message Types

• SignVoteRequest - Block votes (prevote, precommit)
• SignProposalRequest - Block proposals
• PubKeyRequest - Public key queries

License

MIT License - Cryptuon