The co-signer is a tool integrated into the Utila CLI which allows you to sign transactions automatically.

The co-signer continuously polls the transactions in a given vault, and only acts on transactions that are:

Modes of Operation

The co-signer has two modes of operation:

Sign all transactions

Automatically signs all transactions designated to the service account.
Webhook

Forwards each designated transaction to a specified webhook.
- The webhook determines whether the co-signer should sign or cancel the transaction.
- This gives you programmatic control over transaction approvals.
⚠️
Don't confuse the co-signer webhook with the Event Webhooks.

Setting Up the Co-Signer

Ready to try it out?

Follow the Device and Key Shares Setup Guide to setup a device and key shares.
Follow the Co-Signer Setup Guide configure your co-signer and start signing transactions automatically.