Mar 27, 2026 - For details about updated CVE-2025-53521 (BIG-IP APM vulnerability), refer to K000156741.

Forum Discussion

TNY_122436's avatar
TNY_122436
Icon for Nimbostratus rankNimbostratus
May 23, 2016

Disable DES Ciphers

Does anyone know why when I disable the DES cipher, it still shows up? Is there a different way to explicitly disable the DES cipher? These 6 DES at the bottom are still listed: tmm --clientc...
big-ip
security
Kevin_Stewart's avatar
Kevin_Stewart
Icon for Employee rankEmployee
May 23, 2016

It's because DES-CBC3 is 3DES.

tmm --clientciphers 'HIGH:!EXPORT:!TLSv1:!TLSv1_1:!DTLSv1:!SSLv3:!DES:!3DES'