性能保障型负载均衡实例在创建和配置HTTPS监听时，支持选择使用的TLS安全策略。

您可以在添加或者配置HTTPS监听时，修改SSL证书高级配置，选择TLS安全策略，详细操作参见添加HTTPS监听。配置监听

TLS安全策略包含HTTPS可选的TLS协议版本和配套的加密算法套件。

TLS安全策略

安全策略 特点 支持TLS版本 支持加密算法套件
tls_cipher_policy_1_0 兼容性最好，安全性较低 TLSv1.0、TLSv1.1和TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256、ECDHE-ECDSA-AES256-GCM-SHA384、ECDHE-ECDSA-AES128-SHA256、ECDHE-ECDSA-AES256-SHA384、ECDHE-RSA-AES128-GCM-SHA256、ECDHE-RSA-AES256-GCM-SHA384、ECDHE-RSA-AES128-SHA256、ECDHE-RSA-AES256-SHA384、AES128-GCM-SHA256、AES256-GCM-SHA384、AES128-SHA256、AES256-SHA256、ECDHE-ECDSA-AES128-SHA、ECDHE-ECDSA-AES256-SHA、ECDHE-RSA-AES128-SHA、ECDHE-RSA-AES256-SHA、AES128-SHA、AES256-SHA、DES-CBC3-SHA
tls_cipher_policy_1_1 兼容性较好，安全性较好 TLSv1.1和TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256、ECDHE-ECDSA-AES256-GCM-SHA384、ECDHE-ECDSA-AES128-SHA256、ECDHE-ECDSA-AES256-SHA384、ECDHE-RSA-AES128-GCM-SHA256、ECDHE-RSA-AES256-GCM-SHA384、ECDHE-RSA-AES128-SHA256、ECDHE-RSA-AES256-SHA384、AES128-GCM-SHA256、AES256-GCM-SHA384、AES128-SHA256、AES256-SHA256、ECDHE-ECDSA-AES128-SHA、ECDHE-ECDSA-AES256-SHA、ECDHE-RSA-AES128-SHA、ECDHE-RSA-AES256-SHA、AES128-SHA、AES256-SHA、DES-CBC3-SHA
tls_cipher_policy_1_2 兼容性较好，安全性很高 TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256、ECDHE-ECDSA-AES256-GCM-SHA384、ECDHE-ECDSA-AES128-SHA256、ECDHE-ECDSA-AES256-SHA384、ECDHE-RSA-AES128-GCM-SHA256、ECDHE-RSA-AES256-GCM-SHA384、ECDHE-RSA-AES128-SHA256、ECDHE-RSA-AES256-SHA384、AES128-GCM-SHA256、AES256-GCM-SHA384、AES128-SHA256,AES256-SHA256、ECDHE-ECDSA-AES128-SHA、ECDHE-ECDSA-AES256-SHA、ECDHE-RSA-AES128-SHA、ECDHE-RSA-AES256-SHA、AES128-SHA、AES256-SHA、DES-CBC3-SHA
tls_cipher_policy_1_2_strict 仅支持前向安全的加密套件，安全性极高 TLSv1.2 ECDHE-ECDSA-AES128-GCM-SHA256、ECDHE-ECDSA-AES256-GCM-SHA384、ECDHE-ECDSA-AES128-SHA256、ECDHE-ECDSA-AES256-SHA384、ECDHE-RSA-AES128-GCM-SHA256、ECDHE-RSA-AES256-GCM-SHA384、ECDHE-RSA-AES128-SHA256、ECDHE-RSA-AES256-SHA384、ECDHE-ECDSA-AES128-SHA、ECDHE-ECDSA-AES256-SHA、ECDHE-RSA-AES128-SHA、ECDHE-RSA-AES256-SHA
tls_cipher_policy_1_2_strict_with_1_3
说明 目前支持TLS1.3的地域如下：
  • 英国（伦敦）
  • 华北1（青岛）
  • 华北5（呼和浩特）
  • 西南1（成都）
  • 日本（东京）
  • 印度（孟买）
  • 澳大利亚（悉尼）
  • 马来西亚（吉隆坡）
  • 美国（硅谷）
  • 美国（弗吉利亚）
  • 德国（法兰克福）
  • 阿联酋（迪拜）
 仅支持前向安全的加密套件，安全性极高 TLS1.2及TLS1.3 TLS_AES_128_GCM_SHA256、TLS_AES_256_GCM_SHA384、TLS_CHACHA20_POLY1305_SHA256、TLS_AES_128_CCM_SHA256、TLS_AES_128_CCM_8_SHA256、ECDHE-ECDSA-AES128-GCM-SHA256、ECDHE-ECDSA-AES256-GCM-SHA384、ECDHE-ECDSA-AES128-SHA256、ECDHE-ECDSA-AES256-SHA384、ECDHE-RSA-AES128-GCM-SHA256、ECDHE-RSA-AES256-GCM-SHA384、ECDHE-RSA-AES128-SHA256、ECDHE-RSA-AES256-SHA384、ECDHE-ECDSA-AES128-SHA、ECDHE-ECDSA-AES256-SHA、ECDHE-RSA-AES128-SHA、ECDHE-RSA-AES256-SHA

TLS安全策略差异说明

安全策略 tls_cipher_policy_1_0 tls_cipher_policy_1_1 tls_cipher_policy_1_2 tls_cipher_policy_1_2_strict tls_cipher_policy_1_2_strict_with_1_3
TLS - 1.2/1.1/1.0 1.2/1.1 1.2 1.2 1.2及1.3
CIPHER ECDHE-RSA-AES128-GCM-SHA256 ✔ ✔ ✔ ✔ ✔
ECDHE-RSA-AES256-GCM-SHA384 ✔ ✔ ✔ ✔ ✔
ECDHE-RSA-AES128-SHA256 ✔ ✔ ✔ ✔ ✔
ECDHE-RSA-AES256-SHA384 ✔ ✔ ✔ ✔ ✔
AES128-GCM-SHA256 ✔ ✔ ✔ - -
AES256-GCM-SHA384 ✔ ✔ ✔ - -
AES128-SHA256 ✔ ✔ ✔ - -
AES256-SHA256 ✔ ✔ ✔ - -
ECDHE-RSA-AES128-SHA ✔ ✔ ✔ ✔ ✔
ECDHE-RSA-AES256-SHA ✔ ✔ ✔ ✔ ✔
AES128-SHA ✔ ✔ ✔ - -
AES256-SHA ✔ ✔ ✔ - -
DES-CBC3-SHA ✔ ✔ ✔ - -
TLS_AES_128_GCM_SHA256 - - - - ✔
TLS_AES_256_GCM_SHA384 - - - - ✔
TLS_CHACHA20_POLY1305_SHA256 - - - - ✔
TLS_AES_128_CCM_SHA256 - - - - ✔
TLS_AES_128_CCM_8_SHA256 - - - - ✔
ECDHE-ECDSA-AES128-GCM-SHA256 - - - - ✔
ECDHE-ECDSA-AES256-GCM-SHA384 - - - - ✔
ECDHE-ECDSA-AES128-SHA256 - - - - ✔
ECDHE-ECDSA-AES256-SHA384 - - - - ✔
ECDHE-ECDSA-AES128-SHA - - - - ✔
ECDHE-ECDSA-AES256-SHA - - - - ✔