OceanBase 数据库支持大多数主流加密算法，使用的算法取决于客户端与服务器的证书中指定的加密算法。
目前，OceanBase 数据库支持的加密算法如下所示。
- ECDHE-ECDSA-AES128-GCM-SHA256
- ECDHE-ECDSA-AES256-GCM-SHA384
- ECDHE-RSA-AES128-GCM-SHA256
- ECDHE-RSA-AES256-GCM-SHA384
- ECDHE-ECDSA-AES128-SHA256
- ECDHE-RSA-AES128-SHA256
- ECDHE-ECDSA-AES256-SHA384
- ECDHE-RSA-AES256-SHA384
- DHE-RSA-AES128-GCM-SHA256
- DHE-DSS-AES128-GCM-SHA256
- DHE-RSA-AES128-SHA256
- DHE-DSS-AES128-SHA256
- DHE-DSS-AES256-GCM-SHA384
- DHE-RSA-AES256-SHA256
- DHE-DSS-AES256-SHA256
- ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA
- ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA
- DHE-DSS-AES128-SHA:DHE-RSA-AES128-SHA
- TLS_DHE_DSS_WITH_AES_256_CBC_SHA:DHE-RSA-AES256-SHA
- AES128-GCM-SHA256:DH-DSS-AES128-GCM-SHA25
- ECDH-ECDSA-AES128-GCM-SHA256:AES256-GCM-SHA384
- DH-DSS-AES256-GCM-SHA384:ECDH-ECDSA-AES256-GCM-SHA384
- AES128-SHA256:DH-DSS-AES128-SHA256:ECDH-ECDSA-AES128-SHA256:AES256-SHA256
- DH-DSS-AES128-SHA:ECDH-ECDSA-AES128-SHA:AES256-SHA
- DH-DSS-AES256-SHA:ECDH-ECDSA-AES256-SHA:DHE-RSA-AES256-GCM-SHA384
- DH-RSA-AES128-GCM-SHA256:ECDH-RSA-AES128-GCM-SHA256:DH-RSA-AES256-GCM-SHA384
- ECDH-RSA-AES256-GCM-SHA384:DH-RSA-AES128-SHA256
- ECDH-RSA-AES128-SHA256:DH-RSA-AES256-SHA256
- ECDH-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA
- ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA
- ECDHE-ECDSA-AES256-SHA:DHE-DSS-AES128-SHA:DHE-RSA-AES128-SHA
- TLS_DHE_DSS_WITH_AES_256_CBC_SHA:DHE-RSA-AES256-SHA
- AES128-SHA:DH-DSS-AES128-SHA:ECDH-ECDSA-AES128-SHA:AES256-SHA
- DH-DSS-AES256-SHA:ECDH-ECDSA-AES256-SHA:DH-RSA-AES128-SHA
- ECDH-RSA-AES128-SHA:DH-RSA-AES256-SHA:ECDH-RSA-AES256-SHA:DES-CBC3-SHA