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HPE6-A78 Exam Questions
- HP Aruba Certifications
- HP Aruba Certified Network Security Associate ACNSA Certifications
- Topic 1: Protect and Defend: This section of the exam measures the skills of a Network Security Engineer and covers foundational and advanced concepts related to securing a network environment. Candidates are expected to understand common security threats such as man-in-the-middle attacks, DDoS, spoofing, and zero-day vulnerabilities, as well as distinguish between threats and vulnerabilities. It evaluates knowledge of security protocols, PKI components, and firewall mechanisms like PEF and AppRF. It also explores user roles, policy enforcement, and secure management protocols such as SSH and HTTPS.
- Topic 2: Analyze: This section of the exam evaluates the capabilities of a Cybersecurity Analyst and focuses on analyzing network activity and security alerts to identify potential threats. The candidate must demonstrate an understanding of wireless intrusion prevention and detection systems (WIPS/WIDS), interpreting alarms, and recognizing attack stages through the kill chain model. Skills in collecting system logs, reviewing access tracker information, and examining historical network pattern data are essential. The ability to identify and evaluate endpoints discovered on the network is also included in this analytical domain.
- Topic 3: Investigate: This section of the exam assesses the investigative abilities of a Cybersecurity Analyst and centers around proper methods for conducting investigations after a security incident. Candidates are required to know how to collect logs for evidence, understand the principles of maintaining a chain of custody, and initiate an investigation using structured procedures. This domain emphasizes the importance of data integrity, documentation, and analysis during the post-incident process to ensure accurate and reliable outcomes.
Free HP HPE6-A78 Exam Actual Questions
Note: Premium Questions for HPE6-A78 were last updated On May. 31, 2026 (see below)
Device A is contacting https://arubapedia.arubanetworks.com. The web server sends a certificate chain. What does the browser do as part of validating the web server certificate?
When a device like Device A contacts a secure website and receives a certificate chain from the server, the browser's primary task is to validate the web server's certificate to ensure it is trustworthy. Part of this validation includes checking that the certificate contains a DNS Subject Alternative Name (SAN) that matches the domain name of the website being accessed---in this case, arubapedia.arubanetworks.com. This ensures that the certificate was indeed issued to the entity operating the domain and helps prevent man-in-the-middle attacks where an invalid certificate could be presented by an attacker. The DNS SAN check is critical because it directly ties the digital certificate to the domain it secures, confirming the authenticity of the website to the user's browser.
What is a consideration for implementing wireless containment in response to unauthorized devices discovered by ArubaOS Wireless Intrusion Detection (WIP)?
When implementing wireless containment as a response to unauthorized devices, a company should consider the legal implications. Wireless containment might affect devices that are not part of the company's network and could be considered as a form of interference. This could have legal consequences, and therefore, such actions should be carefully reviewed and ideally should be performed in a targeted and controlled manner, reducing the risk of legal issues.
You have an Aruba solution with multiple Mobility Controllers (MCs) and campus APs. You want to deploy a WPA3-Enterprise WLAN and authenticate users to Aruba ClearPass Policy Manager (CPPM) with EAP-TLS.
What is a guideline for ensuring a successful deployment?
For WPA3-Enterprise with EAP-TLS, it's crucial that clients have a trusted certificate installed for the authentication process. EAP-TLS relies on a mutual exchange of certificates for authentication. Deploying client certificates signed by a CA that CPPM trusts ensures that the ClearPass Policy Manager can verify the authenticity of the client certificates during the TLS handshake process. Trust in the root CA is typically required for the server side of the authentication process, not the client side, which is covered by the client's own certificate.
What is a correct description of a stage in the Lockheed Martin kill chain?
The Lockheed Martin Cyber Kill Chain is a framework that describes the stages of a cyber attack, from initial reconnaissance to achieving the attacker's objective. It is often referenced in HPE Aruba Networking security documentation to help organizations understand and mitigate threats.
Option A, 'In the delivery stage, the hacker delivers malware to targeted users, often with spear phishing methods,' is correct. The delivery stage in the Lockheed Martin kill chain involves the attacker transmitting the weaponized payload (e.g., malware) to the target. Spear phishing, where the attacker sends a targeted email with a malicious attachment or link, is a common delivery method. This stage follows reconnaissance (gathering information) and weaponization (creating the malware).
Option B, 'In the installation phase, hackers seek to install vulnerabilities in operating systems across the network,' is incorrect. The installation phase involves the attacker installing the malware on the target system to establish persistence (e.g., by creating a backdoor). It does not involve 'installing vulnerabilities'; vulnerabilities are pre-existing weaknesses that the attacker exploits in the exploitation phase.
Option C, 'In the weaponization stage, malware installed in the targeted network seeks to attack intrusion prevention systems (IPS),' is incorrect. The weaponization stage occurs before delivery and involves the attacker creating a deliverable payload (e.g., combining malware with an exploit). The malware is not yet installed in the target network during this stage, and attacking an IPS is not the purpose of weaponization.
Option D, 'In the exploitation phase, hackers conduct social engineering attacks to exploit weak algorithms and crack user accounts,' is incorrect. The exploitation phase involves the attacker exploiting a vulnerability (e.g., a software flaw) to execute the malware on the target system. Social engineering (e.g., phishing) is typically part of the delivery stage, not exploitation, and 'exploiting weak algorithms' is not a standard description of this phase.
The HPE Aruba Networking Security Guide states:
'The Lockheed Martin Cyber Kill Chain describes the stages of a cyber attack. In the delivery stage, the attacker delivers the weaponized payload to the target, often using methods like spear phishing emails with malicious attachments or links. This stage follows reconnaissance (gathering information about the target) and weaponization (creating the malware payload).' (Page 18, Cyber Kill Chain Overview Section)
Additionally, the HPE Aruba Networking AOS-8 8.11 User Guide notes:
'Understanding the Lockheed Martin kill chain helps in threat mitigation. The delivery stage involves the attacker sending malware to the target, commonly through spear phishing, where a targeted email tricks the user into downloading the malware or clicking a malicious link.' (Page 420, Threat Mitigation Section)
:
HPE Aruba Networking Security Guide, Cyber Kill Chain Overview Section, Page 18.
HPE Aruba Networking AOS-8 8.11 User Guide, Threat Mitigation Section, Page 420.
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How does the AOS firewall determine which rules to apply to a specific client's traffic?
In an AOS-8 architecture, the Mobility Controller (MC) includes a stateful firewall that enforces policies on client traffic. The firewall uses user roles to apply policies, allowing granular control over traffic based on the client's identity and context.
User Roles: In AOS-8, each client is assigned a user role after authentication (e.g., via 802.1X, MAC authentication, or captive portal). The user role contains firewall policies (rules) that define what traffic is allowed or denied for clients in that role. For example, a 'guest' role might allow only HTTP/HTTPS traffic, while an 'employee' role might allow broader access.
Option A, 'The firewall applies the rules in policies associated with the client's user role,' is correct. The AOS firewall evaluates traffic based on the user role assigned to the client. Each role has a set of policies (rules) that are applied in order, and the first matching rule determines the action (permit or deny). For example, if a client is in the 'employee' role, the firewall applies the rules defined in the 'employee' role's policy.
Option B, 'The firewall applies every rule that includes the client's IP address as the source,' is incorrect. The firewall does not apply rules based solely on the client's IP address; it uses the user role. Rules within a role may include IP addresses, but the role determines which rules are evaluated.
Option C, 'The firewall applies the rules in policies associated with the client's WLAN,' is incorrect. While the WLAN configuration defines the initial role for clients (e.g., the default 802.1X role), the firewall applies rules based on the client's current user role, which may change after authentication (e.g., via a RADIUS VSA like Aruba-User-Role).
Option D, 'The firewall applies every rule that includes the client's IP address as the source or destination,' is incorrect for the same reason as Option B. The firewall uses the user role to determine which rules to apply, not just the client's IP address.
The HPE Aruba Networking AOS-8 8.11 User Guide states:
'The AOS firewall on the Mobility Controller applies rules based on the user role assigned to a client. Each user role contains a set of firewall policies that define the allowed or denied traffic for clients in that role. For example, a policy in the 'employee' role might include a rule like ipv4 user any http permit to allow HTTP traffic. The firewall evaluates the rules in the client's role in order, and the first matching rule determines the action for the traffic.' (Page 325, Firewall Policies Section)
Additionally, the HPE Aruba Networking Security Guide notes:
'User roles in AOS-8 provide a powerful mechanism for firewall policy enforcement. The firewall determines which rules to apply to a client's traffic by looking at the policies associated with the client's user role, which is assigned during authentication or via a RADIUS VSA like Aruba-User-Role.' (Page 50, Role-Based Access Control Section)
:
HPE Aruba Networking AOS-8 8.11 User Guide, Firewall Policies Section, Page 325.
HPE Aruba Networking Security Guide, Role-Based Access Control Section, Page 50.
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