}
	}

	today := time.Now()
	return SecretMeta{
		SerialNumber: fmt.Sprintf("%x", cert.SerialNumber),
		NotAfter:     cert.NotAfter.Format(time.RFC3339),
		NotBefore:    cert.NotBefore.Format(time.RFC3339),
		Type:         certType,
		Valid:        today.After(cert.NotBefore) && today.Before(cert.NotAfter),
		TrustDomain:  trustDomain,
	}, nil
}

		if !hasUnknownTrustDomain {
			fmt.Fprintf(tw, "%s\t%s\t%s\t%t\t%s\t%s\t%s\t%s\n",
				s.Name, s.Type, s.State, s.Valid, s.SerialNumber, s.NotAfter, s.NotBefore, s.SecretMeta.TrustDomain)
		} else {
			fmt.Fprintf(tw, "%s\t%s\t%s\t%t\t%s\t%s\t%s\n",
				s.Name, s.Type, s.State, s.Valid, s.SerialNumber, s.NotAfter, s.NotBefore)
		}
	}
	return tw.Flush()
}