如何优化才能在 Qualys SSL Labs 的测试里拿到 A+ 呢? - V2EX
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如何优化才能在 Qualys SSL Labs 的测试里拿到 A+ 呢?

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  •   Livid
    PRO
    Mar 6, 2015 5878 views
    This topic created in 4074 days ago, the information mentioned may be changed or developed.
    https://www.ssllabs.com/ssltest/

    很好奇两个问题:

    - 有 A+ 这个等级么?
    - 有比 A+ 更高的等级么,如果四项全部 100 的话有可能可以拿到 S 级?
    11 replies    2015-03-17 17:51:28 +08:00
    Tianpu
        1
    Tianpu  
       Mar 6, 2015   1
    基本配置+ocsp+hsts就是A+

    全部100没什么意义,要牺牲很多兼容性

    http://blog.ricardomacas.com/index.php?cOntroller=post&action=view&id_post=2
    imlonghao
        3
    imlonghao  
       Mar 6, 2015 via Android
    esd.cc A+
    长HSTS.
    futursolo
        4
    futursolo  
       Mar 6, 2015
    有办法,只是要牺牲IE6和Android 2.3
    futursolo
        5
    futursolo  
       Mar 6, 2015
    将Nginx和OpenSSL更新到最新并使用以下配置就可以达到A+。
    ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
    ssl_ciphers CHACHA20:AES128:AES256:GCM:!DH:!RC4:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!SRP:!DSS;
    add_header Strict-Transport-Security max-age=31536000;
    ssl_prefer_server_ciphers on
    liuchen9586
        6
    liuchen9586  
       Mar 6, 2015
    用SHA256证书(注意补全中间链),开启长HSTS(Nginx可以做到),SSL方式选TLS 1.0 / 1.1 / 1.2 即可。
    ls25145
        8
    ls25145  
       Mar 6, 2015
    我说怎么地址栏里原来的三角感叹号变成锁了呢
    blahgeek
        9
    blahgeek  
       Mar 8, 2015
    xiaozhizhu1997
        10
    xiaozhizhu1997  
       Mar 10, 2015 via Android
    关键就是忽略掉SSL3.0,不过会间接放弃对IE6及更低版本的支持
    事实证明SSL3.0真的不安全了
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