Certificate-based authentication is a method of verifying the identity of a device or user by using a digital certificate issued by a trusted authority. For ZTNA deployment, certificate-based authentication is used to ensure that only authorized devices and users can access the protected applications or resources.

B. The default action for empty certificates is block. This is true because ZTNA requires both device and user verification before granting access. If a device does not have a valid certificate issued by the ZTNA CA, it will be blocked by the ZTNA gateway. This prevents unauthorized or compromised devices from accessing the network.

D. Client certificate configuration is a mandatory component for ZTNA. This is true because ZTNA relies on client certificates to identify and authenticate devices. Client certificates are generated by the ZTNA CA and contain the device ID, ZTNA tags, and other information. Client certificates are distributed to devices by the ZTNA management server (such as EMS) and are used to establish a secure connection with the ZTNA gateway.

A. FortiGate signs the client certificate submitted by FortiClient. This is false because FortiGate does not sign the client certificates. The client certificates are signed by the ZTNA CA, which is a separate entity from FortiGate. FortiGate only verifies the client certificates and performs certificate actions based on the ZTNA tags.

C. Certificate actions can be configured only on the FortiGate CLI. This is false because certificate actions can be configured on both the FortiGate GUI and CLI. Certificate actions are the actions that FortiGate takes based on the ZTNA tags in the client certificates. For example, FortiGate can allow, block, or redirect traffic based on the ZTNA tags.

References  :=

1 : Technical Tip: ZTNA for Corporate hosts with SAML authentication and FortiAuthenticator as IDP

2 : Zero Trust Network Access - Fortinet

To trigger layer 2 polling on FortiNAC, the three methods are:

A. Polling scripts : These are scripts configured within FortiNAC to actively poll the network at layer 2 to gather information about connected devices.

C. Manual polling : This involves manually initiating a polling process from the FortiNAC interface to gather current network information.

D. Scheduled tasks : Polling can be scheduled as regular tasks within FortiNAC, allowing for automated, periodic collection of network data.

The other options are not standard methods for layer 2 polling in FortiNAC:

B. Link traps : These are more related to SNMP trap messages rather than layer 2 polling.

E. Polling using API : While APIs are used for various integrations, they are not typically used for initiating layer 2 polling in FortiNAC.

References :

FortiNAC Layer 2 Polling Documentation.

Configuring Polling Methods in FortiNAC.

FortiAnalyzer playbooks are automated workflows that can perform actions based on triggers, conditions, and outputs. One of the actions that a playbook can perform is to quarantine a device by sending an API call to FortiClient EMS, which then instructs the FortiClient agent on the device to disconnect from the network. This can help isolate and contain a compromised or non-compliant device from spreading malware or violating policies.  References  :=

Quarantine a device from FortiAnalyzer playbooks

Playbooks

For FortiNAC to perform automated incident response based on FortiGate traffic, the required configuration is:

A. FortiNAC should be added as a participant in the Security Fabric : By integrating FortiNAC into the Fortinet Security Fabric, it can respond to incidents based on traffic analysis performed by FortiGate. This allows for coordinated and automated responses to security events.

The other options are not specifically required for automated incident response in this context:

B. FortiNAC requires read-write SNMP access to FortiGate : While SNMP access is important for certain functions, it is not the key requirement for this

specific use case.

C. FortiNAC should be configured as a syslog server on FortiGate : Configuring FortiNAC as a syslog server is useful for log collection but not specifically for automated incident response based on traffic.

D. FortiNAC requires HTTPS access to FortiGate for API calls : HTTPS access for API calls is important for integration, but it is not the primary requirement for automated incident response based on FortiGate traffic analysis.

References :

FortiNAC Integration with FortiGate for Incident Response.

Fortinet Security Fabric Documentation.

  Based on the exhibit, the true statements about the hr endpoint are:

B. The endpoint is marked as a rogue device : The "w" symbol typically indicates a warning or an at-risk status, which can be associated with an endpoint being marked as rogue due to failing to meet the security compliance requirements or other reasons.

C. The endpoint has failed the compliance scan : The "w" symbol can also signify that the endpoint has failed a compliance scan, which is a common reason for an endpoint to be marked as at risk.

Fortinet ZTNA solution is a zero-trust network access approach that provides secure and granular access to applications hosted anywhere, for users working from anywhere. The three core products that are mandatory in the Fortinet ZTNA solution are:

FortiClient EMS : This is the central management console that orchestrates the ZTNA policies and provides visibility and control over the endpoints and devices. It also integrates with FortiAuthenticator for identity verification and FortiAnalyzer for reporting and analytics.

FortiClient : This is the endpoint agent that supports ZTNA, VPN, endpoint protection, and vulnerability scanning. It establishes encrypted tunnels with the ZTNA proxy on the FortiGate and provides device posture and single sign-on (SSO) capabilities.

FortiGate : This is the next-generation firewall that acts as the ZTNA proxy and enforces the ZTNA policies based on user identity, device posture, and application context. It also provides security inspection and threat prevention for the ZTNA traffic.

References  :=  Zero Trust Network Access (ZTNA) - Fortinet ,  Zero-Trust Network Access Solution | Fortinet , and  Fortinet ZTNA | Fortinet Case Study .

NGFW stands for Next-Generation Firewall, which is a network security device that provides advanced features beyond the traditional firewall, such as application awareness, identity awareness, threat prevention, and integration with other security tools. ZTA stands for Zero Trust Architecture, which is a security model that requires strict verification of the identity and context of every request before granting access to network resources. ZTA assumes that no device or user can be trusted by default, even if they are connected to a corporate network or have been previously verified.

In a ZTA deployment, NGFW can perform two functions:

Acts as segmentation gateway: NGFW can act as a segmentation gateway, which is a device that separates different segments of the network based on security policies and rules. Segmentation can help isolate and protect sensitive data and applications from unauthorized or malicious access, as well as reduce the attack surface and contain the impact of a breach. NGFW can enforce granular segmentation policies based on the identity and context of the devices and users, as well as the applications and services they are accessing. NGFW can also integrate with other segmentation tools, such as software-defined networking (SDN) and microsegmentation, to provide a consistent and dynamic segmentation across the network.

Device discovery and profiling: NGFW can also perform device discovery and profiling, which are processes that identify and classify the devices that are connected to the network, as well as their attributes and behaviors. Device discovery and profiling can help NGFW to apply the appropriate security policies and rules based on the device type, role, location, health, and activity. Device discovery and profiling can also help NGFW to detect and respond to anomalous or malicious devices that may pose a threat to the network.

References : =

Some possible references for the answer and explanation are:

What is a Next-Generation Firewall (NGFW)? | Fortinet : What is Zero Trust Network Access (ZTNA)? | Fortinet :  Zero Trust Architecture Explained: A Step-by-Step Approach  :  The Most Common NGFW Deployment Scenarios  :  Sample Configuration for Post vWAN Deployment

  In the context of zero-trust telemetry compliance, the three true statements are:

A. FortiClient EMS creates dynamic policies using ZTNA tags : FortiClient EMS utilizes ZTNA (Zero Trust Network Access) tags to create dynamic policies based on the telemetry it receives from endpoints.

B. FortiClient checks the endpoint using the ZTNA tags provided by FortiClient EMS : FortiClient on the endpoint uses the ZTNA tags from FortiClient EMS to determine compliance with the specified security policies.

D. FortiOS provides network access to the endpoint based on the zero-trust tagging rules : FortiOS, the operating system running on FortiGate devices, uses the zero-trust tagging rules to make decisions on network access for endpoints.

The other options are not accurate in this context:

C. ZTNA tags are configured in FortiClient, based on criteria such as certificates and the logged-in domain : ZTNA tags are typically configured and managed in FortiClient EMS, not directly in FortiClient.

E. FortiClient EMS sends the endpoint information received through FortiClient Telemetry to FortiOS : While FortiClient EMS does process telemetry data, the direct sending of endpoint information to FortiOS is not typically described in this manner.

References :

Zero Trust Telemetry in Fortinet Solutions.

FortiClient EMS and FortiOS Integration for ZTNA.

Based on the ZTNA logs provided, the true statement is:

A. The Remote_user ZTNA tag has matched the ZTNA rule : The log includes a user tag "ztna_user" and a policy name "External_Access_FAZ", which suggests that the ZTNA tag for "Remote_User" has successfully matched the ZTNA rule defined in the policy to allow access.

The other options are not supported by the information in the log:

B. An authentication scheme is configured : The log does not provide details about an authentication scheme.

C. The external IP for ZTNA server is 10.122.0.139 : The log entry indicates "dstip=10.122.0.139" which suggests that this is the destination IP address for the traffic, not necessarily the external IP of the ZTNA server.

D. Traffic is allowed by firewall policy 1 : The log entry "policyid=1" indicates that the traffic is matched to firewall policy ID 1, but it does not explicitly state that the traffic is allowed; although the term "action=accept" suggests that the action taken by the policy is to allow the traffic, the answer option D could be considered correct as well.

References :

Interpretation of FortiGate ZTNA Log Files.

Analyzing Traffic Logs for Zero Trust Network Access.