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

Forum Discussion

Kishore_Kumar_2's avatar
Kishore_Kumar_2
Icon for Cirrus rankCirrus
May 09, 2016

What are the prime differences between the following modules, APM / ASM / AFM - Need a clear explanation

Can someone please explain the practical differences between APM / ASM / AFM for me to choose their requirement at a Network's Infrastructure.  
AFM
big-ip
security
stan_piron's avatar
stan_piron
Icon for Cumulonimbus rankCumulonimbus
May 09, 2016

Hi,

 

I think you may find information on the F5.com web site.

 

  • AFM is the Layer-4 firewall module
  • ASM is the Web application firewall module (filter HTTP / HTTPS requests according to a security policy : Attack signatures, brute force prevention, ...
  • APM is the authentication and VPN SSL module.