AWS/GCP KMS-based Ethereum signer for viem with enterprise-grade security. Sign transactions and messages using keys stored in AWS or GCP KMS without exposing private keys.
The Amazon S3 Encryption Client is a client-side encryption library that enables you to encrypt an object locally to ensure its security before passing it to Amazon Simple Storage Service (Amazon S3).
Encrypt secrets inline in your config and .env files with ENC[…] markers — local keypair or GCP/AWS/Azure KMS. Safe to commit. Ships a setup skill for AI coding agents.