A package that can be used to decode and validate a COSE that contains a European Digital Green Certificate (DGC).
Import the COSE as binary (List) and your keys in a map kid => PEM and call the decodeAndVerify function on Cose.
Example:
final result = Cose.decodeAndVerify(
coseIntList,
{
'kid': '''pem'''
},
);
print(result.errorCode);
print(result.verified);
print(result.payload);