Fortinet NSEI_OTS_AR-7.6 Exam Dumps

The correct answers are A and C. The study guide explains that ''You can use application control signatures to detect OT protocols'' and that application control provides ''granular message type identification.'' In the exhibit, the Operational Technology application category is included in the Application Sensor profile, so OT application signatures are enabled in this profile.

Option C is also correct because the override table shows Modbus_Read.Holding.Registers = Allow and Modbus = Block. The study guide states that you can use specific granular application control signatures to allow a specific Modbus command and block all others, and it also shows that application control can identify read and write commands separately at message level. Therefore, Modbus write commands are blocked by this profile.

Option B is incorrect because the profile is not simply monitoring all OT protocols; it contains a Block action for Modbus. Option D is incorrect because the study guide links OT protocol visibility specifically to the monitor status, while in the exhibit Modbus_Read.Holding.Registers is set to Allow, not Monitor.

The correct answer is D. EtherCAT. The study guide explicitly states under the Ethernet/IP and EtherCAT section that ''EtherCAT is a protocol that offers real-time communication in a primary-secondary configuration'' and ''EtherCAT skips layers 3 to 6 to deliver real-time communication.'' It also adds that ''the most important feature of this protocol is that secondary devices collect only the information they need from the data packets.'' This matches the exhibit exactly, where the diagram shows Real-Time Data above a Proprietary MAC and Proprietary physical layer, reflecting the protocol structure that bypasses the intermediate OSI layers.

The other options do not match this behavior. The guide says POWERLINK uses layer 2 and layer 7 of the OSI model, not that it skips layers 3 to 6. It also explains that Ethernet/IP is the industrial protocol based entirely on Ethernet standards and adapts to the OSI model. Modbus is described as an open client/server protocol and is not suitable for transmitting data in real time. Therefore, the protocol in the exhibit is clearly EtherCAT.

Based on the technical data provided in the exhibits and the OT Security 7.6 Architect curriculum:

Industrial Protocol Identification (Statement A): The log details exhibit clearly shows that the Destination Port used in the attack is 502. According to the study guide's section on Industrial Protocol Protection, the standard port used by the Modbus TCP protocol is 502. Furthermore, the attack name identifies a 'Triangle.Research.Nano-10.PLC,' which are industrial controllers commonly utilizing Modbus for communications.

Attack Mitigation (Statement B): The log details specify that the Action taken by the FortiGate (Edge-FortiGate) was dropped. In cybersecurity and Fortinet fabric operations, dropping a packet associated with an IPS signature means the traffic was blocked from reaching its target, thereby mitigating the attack.

Target IP Address (Statement E): The log detail explicitly lists the Destination IP as 192.168.2.3. The Incident Analysis page also titles the incident with dstip:192.168.2.3. While the 'Affected Endpoint' is shown as 10.1.5.20, in an 'outgoing' attack direction (as shown in the log), this likely refers to the internal source/attacker IP, whereas the target is the destination IP (192.168.2.3). Thus, Statement E is incorrect.

Protocol Conflict (Statement C): The IEC 104 protocol typically utilizes port 2404. Since the log specifies port 502, Statement C is incorrect.

Severity Distinction (Statement D): While the Incident severity is marked as High, the question specifically asks about event severity. The 'Events' table at the bottom of the Incident Analysis page shows a 'User login/logout failed' event with a medium severity. Because there is a distinction in the management console between the severity of individual events and the aggregated incident, and Statement A and B are technically definitive based on port and action, A and B are the correct architectural choices.

The correct answers are C and D.

Option C is correct because the study guide explains that when ''a handler generates an event with the automation stitch option enabled, FortiAnalyzer sends a notification'' and, in the Security Fabric workflow, ''FortiAnalyzer parses the logs and notifies the root FortiGate.'' This means FortiGate must first have the FortiAnalyzer connection configured so it can consume FortiAnalyzer event handlers and use them in automation. The wizard message in the exhibit also points to this requirement by indicating that a FortiAnalyzer connection must be configured.

Option D is also correct because the study guide explicitly says that in this automation flow ''the root FortiGate triggers the action'' and shows ''Stitches configured on root FortiGate.'' Therefore, if you want the FortiAnalyzer event handler to appear and be usable for automation, the trigger must be configured on the root FortiGate, not on an arbitrary downstream FortiGate.

Option A is incorrect because + Create is only a GUI control and does not solve the missing-event-handler visibility problem. Option B is not identified in the study guide as the requirement for making a FortiAnalyzer event handler available in the FortiGate automation trigger list.

The correct answer is A. FortiGate queries FortiGuard servers. The study guide explains the device detection process very clearly: ''First, FortiGate attempts to detect the devices based on the information in the local device database (CIDB). If FortiGate cannot detect the devices locally, it queries the FortiGuard servers by sending data about the unknown devices to the FortiGuard servers. In response, the FortiGuard servers provide additional information about those devices.'' This directly answers the question and shows that querying FortiGuard is the next step after local detection fails.

Option D is incorrect because the guide says FortiGate checks the local device database (CIDB) first, before this next step. Option B refers more to FortiNAC-style profiling logic, not FortiGate's OT device detection flow. Option C is also incorrect because service connectors are not described here as the immediate follow-up step for unknown local device detection. The study guide specifically identifies FortiGuard servers as the next destination for device identification assistance.