What should be the event_tag for this specific Coverity issue:

CID XXXXXX: (#1 of 1): Hard-coded secret (SIGMA.hardcoded_secret)

1. Sigma main event: A secret, such as a password, cryptographic key, or token is stored in plaintext directly in the source code, in an application's properties, or configuration file. Users with access to the secret may then use the secret to access resources that they otherwise would not have access to. Secret type: AWS key.