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Anthony_Pineda's avatar
Anthony_Pineda
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Feb 11, 2015

SSL ciphersuite to allow only TLS

Will the following ciphersuite work if I only want to allow TLS (TLS1.0, TLS1.1 and TLS1.2)? The LTM is v11.4.1 The ciphersuite is !SSLv3:!RC4:TLS

 

4 Replies

  • I would suggest

    DEFAULT:!SSLv3:!RC4
    , I believe your string will end up including exp, null, md5, etc... You don't want those.

    • Brad_Parker's avatar
      Brad_Parker
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      Please remember to mark as answered if you feel your question has received a sufficient answer.
  • Hi Anthony,

    you can validate your ciphers via CLI by using "
    tmm --clientciphers
    ":
     tmm --clientciphers 'DEFAULT:!SSLv3:!RC4:@strength'
           ID  SUITE                            BITS PROT    METHOD  CIPHER  MAC     KEYX
     0:    53  AES256-SHA                       256  TLS1    Native  AES     SHA     RSA
     1:    53  AES256-SHA                       256  TLS1.1  Native  AES     SHA     RSA
     2:    53  AES256-SHA                       256  TLS1.2  Native  AES     SHA     RSA
     3:    53  AES256-SHA                       256  DTLS1   Native  AES     SHA     RSA
     4:    61  AES256-SHA256                    256  TLS1.2  Native  AES     SHA256  RSA
     5: 49172  ECDHE-RSA-AES256-CBC-SHA         256  TLS1    Native  AES     SHA     ECDHE_RSA
     6: 49172  ECDHE-RSA-AES256-CBC-SHA         256  TLS1.1  Native  AES     SHA     ECDHE_RSA
     7: 49172  ECDHE-RSA-AES256-CBC-SHA         256  TLS1.2  Native  AES     SHA     ECDHE_RSA
     8:    10  DES-CBC3-SHA                     192  TLS1    Native  DES     SHA     RSA
     9:    10  DES-CBC3-SHA                     192  TLS1.1  Native  DES     SHA     RSA
    10:    10  DES-CBC3-SHA                     192  TLS1.2  Native  DES     SHA     RSA
    11:    10  DES-CBC3-SHA                     192  DTLS1   Native  DES     SHA     RSA
    12: 49170  ECDHE-RSA-DES-CBC3-SHA           192  TLS1    Native  DES     SHA     ECDHE_RSA
    13: 49170  ECDHE-RSA-DES-CBC3-SHA           192  TLS1.1  Native  DES     SHA     ECDHE_RSA
    14: 49170  ECDHE-RSA-DES-CBC3-SHA           192  TLS1.2  Native  DES     SHA     ECDHE_RSA
    15:    47  AES128-SHA                       128  TLS1    Native  AES     SHA     RSA
    16:    47  AES128-SHA                       128  TLS1.1  Native  AES     SHA     RSA
    17:    47  AES128-SHA                       128  TLS1.2  Native  AES     SHA     RSA
    18:    47  AES128-SHA                       128  DTLS1   Native  AES     SHA     RSA
    19:    60  AES128-SHA256                    128  TLS1.2  Native  AES     SHA256  RSA
    20: 49171  ECDHE-RSA-AES128-CBC-SHA         128  TLS1    Native  AES     SHA     ECDHE_RSA
    21: 49171  ECDHE-RSA-AES128-CBC-SHA         128  TLS1.1  Native  AES     SHA     ECDHE_RSA
    22: 49171  ECDHE-RSA-AES128-CBC-SHA         128  TLS1.2  Native  AES     SHA     ECDHE_RSA
    

    Thanks, Stephan