tls1.3 自定义加密顺序 - V2EX
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toyst
V2EX    NGINX

tls1.3 自定义加密顺序

  •  
  •   toyst 2022-04-19 09:50:00 +08:00 3119 次点击
    这是一个创建于 1344 天前的主题,其中的信息可能已经有所发展或是发生改变。

    nginx 1.20 版本 配置

    # 加密协议与套件 ssl_protocols TLSv1.2 TLSv1.3; ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305; ssl_prefer_server_ciphers on; 

    用浏览器和 myssl.com 检测是 256 优先

    TLS 1.3 (服务器顺序优先) TLS_AES_256_GCM_SHA384 (0x1302) 256 bits FS TLS_CHACHA20_POLY1305_SHA256 (0x1303) 256 bits FS TLS_AES_128_GCM_SHA256 (0x1301) 128 bits FS

    怎么设置成 AES_128_GCM 优先呢?

    6 条回复    2022-07-17 11:54:18 +08:00
    codefever
        1
    codefever  
       2022-04-19 10:47:24 +08:00
    楼主参考一下:

    ssl_protocols TLSv1.1 TLSv1.2 TLSv1.3;
    ssl_ciphers ECDHE-RSA-AES128-GCM-SHA256:HIGH:!aNULL:!MD5:!RC4:!DHE;
    #ssl_prefer_server_ciphers on;
    ssl_session_cache shared:SSL:10m;
    ssl_session_timeout 10m;
    error_page 497 http...s://$host$request_uri;
    toyst
        2
    toyst  
    OP
       2022-04-19 12:57:57 +08:00
    @codefever 我就是想用服务器控制顺序,而不是客户端选择
    cattyhouse
        4
    cattyhouse  
       2022-04-19 14:52:22 +08:00 via iPhone
    nginx:

    ssl_conf_command Ciphersuites TLS_AES_128_GCM_SHA256:TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256;
    toyst
        5
    toyst  
    OP
       2022-04-19 15:15:35 +08:00
    cattyhouse 感谢,有效
    liyunlong5
        6
    liyunlong5  
       2022-07-17 11:54:18 +08:00 via Android
    ssl_prefer_server_ciphers off 即可,on 的话,h2+tls1.3 默认不是按照服务端的顺序来的,nginx 还没修复这个问题,好像 cf 那里有个 hack 的方法,可以搜索一下
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