Strange padding occurs in certificate after deep inspection (ICAgICAg...).

Traffic is not matching the security policy with SD-WAN zone (PPPoE interface) in NGFW mode.

Lost packets with security (UTM) profiles and third party WAN optimizer (Riverbed).

High CPU usage occurs on all cores in system space in __posix_lock_file for about 30 seconds when updating the configuration or signatures.

When using NGFW policy based mode, modifying a security policy causes all sessions to be reset.

Flow mode AV sends HTML files every time to the FortiGate Cloud Sandbox when it is not configured in the file list.

IPS engine stalled and caused packet drops.

Traffic drop in NGFW mode post upgrading.

Security policy with FSSO authentication sporadically does not match.

Intermittent connection issues to the internet cause by block-by-ips redir-to-ips.

After upgrading to 6.4.9, there is high memory consumption and the device goes into conserve mode several times.

File filter is not consistently blocking files in NGFW policy mode.

IPS engine version 6.004.139 has crash with signal 11.

When using SSL certificate inspection, no block page appears when application control and web filter are enabled on the same policy.

Policy-based NGFW in transparent mode with a security policy configured with a URL category deny action does not work for www.guns.com.

Flow AV does not have a limit on how much memory it can use when buffering files for scanning.