# 服务端 OpenAPI: 签名认证及加密传输

证书、支付签名认证、回调验签和敏感数据加密传输。

| 文档 | Method | HTTP Path | 鉴权/凭证 |
| --- | --- | --- | --- |
| [签名认证及加密传输](signature-authentication-and-encryption.md) | - | `` | X-DB-Authorization 签名/验签 |