Authentic Fortinet Certification Exam NSE7_ADA-6.3 Questions Answers

When a user is off-net, meaning they are not connected to a network where a FortiSIEM collector is reachable, then UEBA events will be cached locally by the agent if it cannot upload them to a FortiSIEM collector. The agent will store up to 100 MB of events in a local database file and try to upload them when it detects a network change or every five minutes.

If the Z-score for this rule is greater than or equal to three, it means that the rate of firewall connection is above the historical average value. The Z-score is a measure of how many standard deviations a value is away from the mean of a distribution. A Z-score of three or more indicates that the value is significantly higher than the mean, which implies an anomaly or deviation from normal behavior.

The rule evaluates multiple VPN logon failures within a ten-minute window. The rule will generate an incident if there are more than three VPN logon failures from the same source IP address within a ten-minute window. Based on the VPN failure events received within a ten-minute window, there are two incidents generated:

• One incident for source IP address 10.10.10.10, which has four VPN logon failures at 09:01, 09:02, 09:03, and 09:04.
• One incident for source IP address 10.10.10.11, which has four VPN logon failures at 09:06, 09:07, 09:08, and 09:09.