
All connections to Airwallex must be protected by TLS.
Only PCI-DSS recommended TLS versions and cipher suites are supported:

<AwxTable>
  <thead>
    <tr>
      <th width="20%">TLS version</th>
      <th width="80%">Supported cipher suites</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td>TLS 1.2</td>
      <td>
        TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256 <br/> TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 <br/>  TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 <br/> TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 <br/> TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 <br/> TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 
      </td>      
    </tr>
    <tr>
      <td>TLS 1.3</td>
      <td>
        TLS_AES_128_GCM_SHA256 <br/> TLS_AES_256_GCM_SHA384 <br/>  TLS_CHACHA20_POLY1305_SHA256
      </td>      
    </tr>
  </tbody>
</AwxTable>



TLS version	Supported cipher suites
TLS 1.2	TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256 TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384
TLS 1.3	TLS_AES_128_GCM_SHA256 TLS_AES_256_GCM_SHA384 TLS_CHACHA20_POLY1305_SHA256

Securing connections to Airwallex