else -> verifyHostname(host, certificate)
    }

  /** Returns true if [certificate] matches [ipAddress]. */
  private fun verifyIpAddress(
    ipAddress: String,
    certificate: X509Certificate,
  ): Boolean {
    val canonicalIpAddress = ipAddress.toCanonicalHost()

    return getSubjectAltNames(certificate, ALT_IPA_NAME).any {
      canonicalIpAddress == it.toCanonicalHost()
    }
  }

    return configureServerSocket(serverSocket)
  }

  @Throws(IOException::class)
  override fun createServerSocket(
    port: Int,
    backlog: Int,
    ifAddress: InetAddress,
  ): ServerSocket {
    val serverSocket = delegate.createServerSocket(port, backlog, ifAddress)
    return configureServerSocket(serverSocket)
  }

  @Throws(IOException::class)