HTTP:Older version
The protocol anomaly triggers when the HTTP v.0.9 request is detected. It may indicate an attempt of bypassing security-related checks by using obsoleted version of the protocol.
srx-branch-12.3
srx-branch-19.3
vsrx3bsd-19.2
vsrx3bsd-19.4
srx-branch-19.4
vsrx-19.4
srx-19.4
vsrx-12.3
srx-12.3
vsrx-19.2
srx-19.3