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Aruba Certified Network Security Expert Written Exam

This exam tests the candidate's ability to design, deploy, integrate, and articulate a PKI solution (when to use, what to recommend), architect an enterprise-class network design that aligns with security policies, design role-based access control scheme using ClearPass/AOS/AOS-CX, architect a solution that integrates ecosystem partners (identity partners, MDM, firewall, endpoint security), architect an enterprise-wide endpoint classification policy, design, and deploy proactive remediation, and use ClearPass Device Insight.

Ideal candidate

The candidate has worked four to five years in networking with two-three years in security-focused fields. The candidate is a network architect responsible for auditing and/or remediating network vulnerabilities. Successful candidates should have experience designing and troubleshooting enterprise-level network solutions. Candidate should articulate key technical concepts associated with network security e.g. RBAC, APT, endpoint classification, DOS, DDOS, and policy enforcement. The candidate can compare and recommend Aruba security solutions.

Exam Information

Exam ID: HPE6-A84

Exam type: Proctored

Exam duration: 2 hours

Exam length: 60 questions

Passing score: 66%

Delivery languages: English

HP HPE6-A84 Exam Topics

Exam Topics	Task	Description
25% Protect and Defend	Define security terminology	- Explain and implement forensic techniques - Articulate the Aruba Zero Trust Security Strategy - Integrate Aruba solutions with ecosystem partner solutions - Explain how Aruba solutions map to local compliance - Define PKI best practices and implement certificate-based authentication - Explain the role of device profiling and risk scoring in a company's security efforts - Describe threat hunting - Explain and implement role-based access control
25% Protect and Defend	Secure Unified Infrastructure	- Design a detection strategy for rogue wireless devices and other wireless threats utilizing Aruba WIPS features - Implement Aruba Zero Trust Security for the unified infrastructure using ClearPass Policy Manager (CPPM) and other ClearPass solutions - Design enterprise-wide firewall policies (appRF, PEF, WIPS, WCC) for clients in a variety of wired and wireless architectures - Architect complex ACLs per wired interface and VLAN - Design and implement network analytic engine solutions for anomaly detection, correlation, auditing, and alerting - Design and implement Dynamic Segmentation - Describe Aruba CloudAuth capabilities and explain how to migrate to an Aruba CloudAuth-based solution
8% Protect and Defend	Secure the WAN	- Design and deploy secure client-to-site access using Aruba Central and Aruba gateways - Design and deploy Gateway IDS/IPS
38% Analyze	Threat detection	- Analyze logs, alerts, and other features at an expert level to detect threats - Remediate the security risk - Tune alerts - Design a workflow for Network Analytic Engine (NAE) script development - Implement endpoint classification and device profiling with CPDI (including profiling capabilities within Central Network Operations) - Interpret and respond to endpoint classification data, as well as use it to tune policies
4% Investigate		- Perform a comprehensive analysis in a set timeframe

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1. You are designing an Aruba ClearPass Policy Manager (CPPM) solution for a customer. You learn that the customer has a Palo Alto firewall that filters traffic between clients in the campus and the data center.

Which integration can you suggest?

A. Sending Syslogs from the firewall to CPPM to signal CPPM to change the authentication status for misbehaving clients

B. Importing clients’ MAC addresses to configure known clients for MAC authentication more quickly

C. Establishing a double layer of authentication at both the campus edge and the data center DMZ

D. Importing the firewall's rules to program downloadable user roles for AOS-CX switches more quickly

Answer: A

2. A company has Aruba gateways and wants to start implementing gateway IDS/IPS. The customer has selected Block for the Fail Strategy.

What might you recommend to help minimize unexpected outages caused by using this particular fall strategy?

A. Configuring a relatively high threshold for the gateway threat count alerts

B. Making sure that the gateways have formed a cluster and operate in default gateway mode

C. Setting the IDS or IPS policy to the least restrictive option, Lenient

D. Enabling alerts and email notifications for events related to gateway IPS engine utilization and errors

Answer: B

3. A company has Aruba gateways that are Implementing gateway IDS/IPS in IDS mode. The customer complains that admins are receiving too frequent of repeat email notifications for the same threat. The threat itself might be one that the admins should investigate, but the customer does not want the email notification to repeat as often.

Which setting should you adjust in Aruba Central?

A. Report scheduling settings

B. Alert duration and threshold settings

C. The IDS policy setting (strict, medium, or lenient)

D. The allowlist settings in the IDS policy

Answer: B

4. You are configuring gateway IDS/IPS settings in Aruba Central.

For which reason would you set the Fail Strategy to Bypass?

A. To permit traffic if the IPS engine falls to inspect It

B. To enable the gateway to honor the allowlist settings configured in IDS/IPS policies

C. To tell gateways to stop enforcing IDS/IPS policies if they lose connectivity to the Internet

D. To avoid wasting IPS engine resources on filtering traffic for unauthenticated clients

Answer: A

5. A customer has an AOS 10 architecture, consisting of Aruba AP and AOS-CX switches, managed by Aruba Central. The customer wants to obtain information about the clients, such as their general category and OS.

What should you explain?

A. The customer must deploy Aruba gateways in order to receive any client profiling information.

B. You will need to set up Aruba Central as a secondary IP helper for client VLANs, but this will not interfere with existing operations.

C. Aruba Central will automatically derive this information using telemetry from the Aruba devices.

D. The customer should set up a dedicated switch VSX group to sniff packets and direct them to Aruba Central.

Answer: C

6. You are reviewing an endpoint entry in ClearPass Policy Manager (CPPM) Endpoints Repository.

What is a good sign that someone has been trying to gain unauthorized access to the network?

A. The entry shows multiple DHCP options under the fingerprints.

B. The entry shows an Unknown status.

C. The entry shows a profile conflict of having a new profile of Computer for a profiled Printer.

D. The entry lacks a hostname or includes a hostname with long seemingly random characters.