目前 HTTPS 回源可支持的算法如下表所示(顺序无先后之分):
| ECDHE-RSA-AES256-SHA | ECDHE-RSA-AES256-SHA384 | ECDHE-RSA-AES256-GCM-SHA384 |
| ECDHE-ECDSA-AES256-SHA | ECDHE-ECDSA-AES256-SHA384 | ECDHE-ECDSA-AES256-GCM-SHA384 |
| SRP-AES-256-CBC-SHA | SRP-RSA-AES-256-CBC-SHA | SRP-DSS-AES-256-CBC-SHA |
| DH-RSA-AES256-SHA | DH-RSA-AES256-SHA256 | DH-RSA-AES256-GCM-SHA384 |
| DH-DSS-AES256-SHA | DH-DSS-AES256-SHA256 | DH-DSS-AES256-GCM-SHA384 |
| DHE-RSA-AES256-SHA | DHE-RSA-AES256-SHA256 | DHE-RSA-AES256-GCM-SHA384 |
| DHE-DSS-AES256-SHA | DHE-DSS-AES256-SHA256 | DHE-DSS-AES256-GCM-SHA384 |
| CAMELLIA256-SHA | DH-RSA-CAMELLIA256-SHA | DHE-RSA-CAMELLIA256-SHA |
| PSK-3DES-EDE-CBC-SHA | DH-DSS-CAMELLIA256-SHA | DHE-DSS-CAMELLIA256-SHA |
| ECDH-RSA-AES256-SHA | ECDH-RSA-AES256-SHA384 | ECDH-RSA-AES256-GCM-SHA384 |
| ECDH-ECDSA-AES256-SHA | ECDH-ECDSA-AES256-SHA384 | ECDH-ECDSA-AES256-GCM-SHA384 |
| AES256-SHA | AES256-SHA256 | AES256-GCM-SHA384 |
| ECDHE-RSA-AES128-SHA | ECDHE-RSA-AES128-SHA256 | ECDHE-RSA-AES128-GCM-SHA256 |
| ECDHE-ECDSA-AES128-SHA | ECDHE-ECDSA-AES128-SHA256 | ECDHE-ECDSA-AES128-GCM-SHA256 |
| SRP-AES-128-CBC-SHA | SRP-RSA-AES-128-CBC-SHA | SRP-DSS-AES-128-CBC-SHA |
| DH-RSA-AES128-SHA | DH-RSA-AES128-SHA256 | DH-RSA-AES128-GCM-SHA256 |
| DH-DSS-AES128-SHA | DH-DSS-AES128-SHA256 | DH-DSS-AES128-GCM-SHA256 |
| DHE-RSA-AES128-SHA | DHE-RSA-AES128-SHA256 | DHE-RSA-AES128-GCM-SHA256 |
| DHE-DSS-AES128-SHA | DHE-DSS-AES128-SHA256 | DHE-DSS-AES128-GCM-SHA256 |
| ECDH-RSA-AES128-SHA | ECDH-RSA-AES128-SHA256 | ECDH-RSA-AES128-GCM-SHA256 |
| ECDH-ECDSA-AES128-SHA | ECDH-ECDSA-AES128-SHA256 | ECDH-ECDSA-AES128-GCM-SHA256 |
| CAMELLIA128-SHA | DH-RSA-CAMELLIA128-SHA | DHE-RSA-CAMELLIA128-SHA |
| PSK-RC4-SHA | DH-DSS-CAMELLIA128-SHA | DHE-DSS-CAMELLIA128-SHA |
| AES128-SHA | AES128-SHA256 | AES128-GCM-SHA256 |
| SEED-SHA | DH-RSA-SEED-SHA | DH-DSS-SEED-SHA |
| DES-CBC3-SHA | DHE-RSA-SEED-SHA | DHE-DSS-SEED-SHA |
| IDEA-CBC-SHA | PSK-AES256-CBC-SHA | PSK-AES128-CBC-SHA |
| EDH-RSA-DES-CBC3-SHA | ECDH-RSA-DES-CBC3-SHA | ECDHE-RSA-DES-CBC3-SHA |
| EDH-DSS-DES-CBC3-SHA | ECDH-ECDSA-DES-CBC3-SHA | ECDHE-ECDSA-DES-CBC3-SHA |
| RC4-SHA | ECDH-RSA-RC4-SHA | ECDHE-RSA-RC4-SHA |
| RC4-MD5 | ECDH-ECDSA-RC4-SHA | ECDHE-ECDSA-RC4-SHA |
| SRP-3DES-EDE-CBC-SHA | SRP-RSA-3DES-EDE-CBC-SHA | SRP-DSS-3DES-EDE-CBC-SHA |
| DH-DSS-DES-CBC3-SHA | DH-RSA-DES-CBC3-SHA | – |