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

Forum Discussion

danmustlearn's avatar
danmustlearn
Icon for Nimbostratus rankNimbostratus
Jun 22, 2022

SSLlabs strong ciphers only with tls 1.2 running

Hopefully this saves someone else a few hours of searching trying and reconfiguring the F5 Cipher Suites to get an "A" and only use strong ciphers with only tls 1.2 with ssllabs.com.  F5's implementa...
ciphers
security
P_Kueppers's avatar
P_Kueppers
Icon for MVP rankMVP
Jun 23, 2022

Thank you for your work. Why should you accept old clients such as IE11 with Win7 or old Safari? We have TLS1.2 with only those two chipers enabled and get A+ Rating on SSLLABs. Im woundering why you only get A rating? 

  • Alexandre's avatar
    Alexandre
    Icon for Altocumulus rankAltocumulus
    Jun 30, 2022

    Moving A to A+ is usually about activating HSTS (HTTP profil)