}
	if key == nil {
		return tls.Certificate{}, ErrTLSUnexpectedData(nil).Msgf("The private key is not readable")
	}
	if x509.IsEncryptedPEMBlock(key) {
		password := env.Get(EnvCertPassword, "")
		if len(password) == 0 {
			return tls.Certificate{}, ErrTLSNoPassword(nil)
		}
		decryptedKey, decErr := x509.DecryptPEMBlock(key, []byte(password))