clearml-server/fileserver/config/default/secure.conf

credentials {
    # system credentials as they appear in the auth DB, used for intra-service communications
    fileserver {
        user_key: "GSQWPEKSKNKF354LC9V6BHXKTYFD5I"
        user_secret: "tuBXcGQBECsEhcNiK2kiWi750z9r8Z85XrQ9V0c24huTuCb2xf2X1nKG"
    }
}