.certificateAuthority(1)
        .commonName("root")
        .build()

    // Add a good intermediate CA, and have that issue a good certificate to localhost. Prepare an
    // SSL context for an HTTP client under attack. It includes the trusted CA and a pinned
    // certificate.
    val goodIntermediateCa =
      HeldCertificate.Builder()
        .signedBy(rootCa)
        .certificateAuthority(0)
        .serialNumber(2L)