private val businessCategory = "2.5.4.15"
  private val subjectKeyIdentifier = "2.5.29.14"
  private val keyUsage = "2.5.29.15"
  private val crlDistributionPoints = "2.5.29.31"
  private val certificatePolicies = "2.5.29.32"
  private val authorityKeyIdentifier = "2.5.29.35"
  private val extendedKeyUsage = "2.5.29.37"

  @Test
  fun `decode simple certificate`() {
    val certificateBase64 =
      """