// Associate any service accounts to the certificate CN
	parentUser := "tls" + getKeySeparator() + certificate.Subject.CommonName

	claims[expClaim] = UTCNow().Add(expiry).Unix()
	claims[subClaim] = certificate.Subject.CommonName
	claims[audClaim] = certificate.Subject.Organization
	claims[issClaim] = certificate.Issuer.CommonName
	claims[parentClaim] = parentUser
	secretKey, err := getTokenSigningKey()
	if err != nil {

// itself cannot login, but the policy associated with them determines the base
// policy for the STS credential. The policy mapping can be updated by the
// administrator.
//
// - from `Subject.CommonName` field from the STS request for
// AssumeRoleWithCertificate. In this case, the policy for the STS credential
// has the same name as the value of this field.
//

// PolicyDBSet - update the policy mapping for the given user or group in
// storage and in cache. We do not check for the existence of the user here
// since users can be virtual, such as for:
//   - LDAP users
//   - CommonName for STS accounts generated by AssumeRoleWithCertificate
func (store *IAMStoreSys) PolicyDBSet(ctx context.Context, name, policy string, userType IAMUserType, isGroup bool) (updatedAt time.Time, err error) {
	if name == "" {