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Cryptography Used in Aruba Controller

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  • 1.  Cryptography Used in Aruba Controller

    Posted May 22, 2020 05:02 AM

    Hi Team,


    One of our customer want to know the cryptography details involved in the controller.
    Currently they are using WPA2 enterprise with AES.
    Controller details- Aruba3400 - OS 6.4.4.19
    Aruba7005 - OS 6.4.4.19

     

     

    Provide commands which help to get the information below.

     

    need to know all the parameter of cryptography for GRE tunnel (forward mode tunnel) from AP to Controller.
    TLS / SSL Cipher
    TLS Protocol Versions
    SSH Ciper (Static Key Type, Key Exchange (KEX), Symmetric Cipher, HMAC, SSH Protocol Versions)

    IKE Phase 1 Cryptography :
    Encryption
    Authentication / Hash
    DH Group / PFS

    IKE Phase 2 Cryptography :
    Encryption
    Authentication / Hash
    DH Group / PFS


    Regards,
    Mallikarjun



  • 2.  RE: Cryptography Used in Aruba Controller

    EMPLOYEE
    Posted May 25, 2020 03:42 AM

    Please check the ArubaOS Datasheet.

     

    For the IPSec Phase1 (ISAKMP) and Phase2 (IPSec), you can check the controller/MM:

    (MM01) [Testgroup] (config) #crypto isakmp policy 999
    (MM01) ^[Testgroup] (config-submode)# ?
    authentication          Configure the IKE authentication method
    disable                 Disable/Enable IKE policy
    encryption              Configure the IKE encryption algorithm
    group                   Configure the IKE Diffie Hellman group
    hash                    Configure the IKE hash algorithm
    lifetime                Configure the IKE lifetime in seconds
    no                      Delete Command
    prf                     Configure Pseudo Random Function for IKEv2
    version                 Select IKE version for the policy
    
    (MM01) ^[Testgroup] (config-submode)#hash ?
    md5                     Use MD5 (HMAC variant) as the hash algorithm
    sha                     Use SHA1-160 (HMAC variant) as the hash algorithm
    sha1-96                 Use SHA1-96 (HMAC variant) as the hash algorithm
    sha2-256-128            Use SHA2-256-128 (HMAC variant) as the hash algorithm
    sha2-384-192            Use SHA2-384-192 (HMAC variant) as the hash algorithm
    (MM01) ^[Testgroup] (config-submode)#encryption ?
    3DES                    Use 168-bit 3DES-CBC encryption algorithm
    AES128                  Use 128-bit AES-CBC encryption algorithm
    AES192                  Use 192-bit AES-CBC encryption algorithm
    AES256                  Use 256-bit AES-CBC encryption algorithm
    DES                     Use 56-bit DES-CBC encryption algorithm

    Similar for Phase2:

    (MM01) ^[Testgroup] (config) #crypto ipsec transform-set test ?
    esp-3des                Use ESP with 168-bit 3DES encryption
    esp-aes128              Use ESP with 128-bit AES encryption
    esp-aes128-gcm          Use ESP with the AES 128-bit GCM authentication algorithm
    esp-aes192              Use ESP with 192-bit AES encryption
    esp-aes256              Use ESP with 256-bit AES encryption
    esp-aes256-gcm          Use ESP with the AES 256-bit GCM authentication algorithm
    esp-des                 Use ESP with 56-bit DES encryption
    esp-null                Use ESP with no encryption


  • 3.  RE: Cryptography Used in Aruba Controller

    Posted May 27, 2020 10:57 AM

    Hi Herman,

     

    Thank you for the details.

    How do i know what is being used in the current controller in running config,actually I want show commands from which I can get the details of below.

    SSH Ciper details as (Static Key Type, Key Exchange (KEX), Symmetric Cipher, HMAC, SSH Protocol Versions)

    TLS Protocol Versions being used in controller
    In IKE Phase 1 Cryptography below details :
    Encryption
    Authentication / Hash
    DH Group / PFS

     

    In IKE Phase 2 Cryptography below details :


    Encryption
    Authentication / Hash
    DH Group / PFS

     

    Regards,

    Mallikarjun



  • 4.  RE: Cryptography Used in Aruba Controller

    Posted May 28, 2020 05:42 AM

    Thank you.

     

    I got the commands to check the details.

    show ssh

     

    to check ssh version we need to debug the ssh client for ssh packets n raw data.

    show crypto ipsec sa peer
    show web-server profiles

     

    Regards,

    Mallikarjun