# Countersignature example Creates a COSE_Sign1 message with two Ed25519 Countersignature0 signatures, then verifies both. See [esp-cose-examples](https://github.com/matterizelabs/esp-cose-examples) for a full network demo. Build: idf.py set-target esp32 && idf.py build
To create a project from this example, run:
idf.py create-project-from-example "matterizelabs/esp-cose=1.0.6:countersig"