AWS KMS based Ethereum Tx Signing

This repo shows how to sign an Ethereum transaction using AWS KMS.

Medium

Please see my medium article for a detailed code walk-through.

Create ECDSA secp256k1 key in AWS KMS
Create AWS IAM user with programmatic access to AWS KMS.
For the Tx to go through, you need to provide a valid web3 provider (e.g. Infura)
Run the script to generate the Ethereum address and fund the Ethereum account to pay for the transaction gas.

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.gitignore		.gitignore
README.md		README.md
aws-kms-sign.ts		aws-kms-sign.ts
package-lock.json		package-lock.json
package.json		package.json