Bug ID 2173429: Digest and NTLM Authorizations Not Functioning

Last Modified: Jun 13, 2026

Affected Product(s):
BIG-IP ASM(all modules)

Fixed In:
17.5.1.6, 17.1.3.2

Opened: Dec 03, 2025

Severity: 2-Critical

Symptoms

-- Bruteforce violations are not raised for NTLM or Digest authorization types.

Impact

-- Bruteforce enforcement is not happening for Digest and NTLM Authorization types

Conditions

-- Bruteforce with NTLM or Digest authorization enabled

Workaround

None

Fix Information

Digest and NTLM authorizations work as expected

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips