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CCNA Cybersecurity Fundamentals Questions

27 questions · Cybersecurity Fundamentals topic · All types, answers revealed

1
Multi-Selectmedium

A security analyst is hardening a Palo Alto Networks firewall against common reconnaissance and risk exposure vectors. Which TWO configuration steps should the analyst take to secure the management plane? (Choose two)

Select 2 answers
A.Deploy an Antivirus security profile on outbound HTTP Security policy rules.
B.Configure an interface Management Profile that restricts administrative access (HTTPS, SSH) to trusted management IP addresses only.
C.Disable the captive portal service on all internal user-facing security zones.
D.Configure dynamic DNS updates on the external untrusted interface.
E.Enable Authentication Profile settings to enforce multi-factor authentication (MFA) for all administrative logins.
AnswersB, E

Correct. Limiting management access to known administrative subnets reduces the attack surface significantly.

Why this answer

Securing the management plane involves restricting administrative access via Management Profile source IP whitelisting and ensuring strong administrative authentication settings.

2
MCQeasy

A security analyst is reviewing a suspicious inbound connection attempt blocked by the Palo Alto Networks firewall. Which log type contains the details of traffic that matched a Security policy drop or deny action?

A.System log
B.Traffic log
C.Config log
D.Threat log
AnswerB

Correct. The Traffic log records session details, including dropped or denied sessions resulting from Security policy rules.

Why this answer

Threat logs record security events such as spyware, viruses, and vulnerability exploits, while Traffic logs record session start and end details, including allow, deny, and drop actions.

3
Multi-Selecthard

An enterprise security administrator is designing a comprehensive security posture following Zero Trust principles on a Palo Alto Networks Next-Generation Firewall. Which TWO core concepts must be implemented to satisfy a true Zero Trust data and network architecture? (Choose two)

Select 2 answers
A.Rely solely on perimeter firewalls to block external malicious actors while leaving internal VLANs uninspected.
B.Trust internal corporate network segments implicitly once a user successfully authenticates via VPN.
C.Verify explicitly by authenticating and authorizing based on all available data points including user identity, location, and device health.
D.Assume breach and minimize blast radius by enforcing strict micro-segmentation and least-privilege access controls.
E.Disable SSL decryption for internal traffic to prioritize employee privacy over threat visibility.
AnswersC, D

Explicit verification of identity and device posture is mandatory in Zero Trust.

Why this answer

Zero Trust requires verifying explicitly based on all available data points (identity, location, device health) and assuming breach by limiting blast radius with least privilege access.

4
MCQmedium

An administrator is configuring a File Blocking profile to prevent users from downloading potentially dangerous file types. However, users legitimately need to download password-protected archive files (such as .zip files encrypted with passwords) for business operations. How should the administrator configure the profile to handle encrypted archives safely?

A.Configure the File Blocking profile to detect and block 'encrypted-zip' and 'encrypted-rar' file types.
B.Enable WildFire inline machine learning to guess user archive passwords.
C.Set the URL Filtering profile action to bypass inspection for all archive file extensions.
D.Attach an Antivirus profile set to automatically decrypt password-protected ZIP files using a dictionary attack.
AnswerA

Blocking encrypted archives prevents uninspectable malware payloads from bypassing security checks.

Why this answer

File Blocking profiles can be configured to detect and block or alert on encrypted archives (like password-protected .zip files) because attackers often use them to bypass payload inspection.

5
Multi-Selecthard

An organization is preparing for a security audit and wants to ensure robust defense-in-depth measures are active on their Palo Alto Networks firewalls. Which TWO security profiles protect against protocol manipulation, evasion techniques, and vulnerability exploitation? (Choose two)

Select 2 answers
A.URL Filtering Profile
B.Data Filtering Profile
C.Vulnerability Protection Profile
D.File Blocking Profile
E.Anti-Spyware Profile
AnswersC, E

Vulnerability Protection profiles inspect traffic for known exploit signatures and attack techniques.

Why this answer

Vulnerability Protection profiles defend against software vulnerabilities and exploits, while Anti-Spyware profiles detect and block command-and-control traffic and evasion techniques.

6
Multi-Selecteasy

A security team is reviewing the threat landscape and common attack vectors. Which TWO threats represent prevalent risks that Next-Generation Firewalls mitigate through specialized security subscriptions? (Choose two)

Select 2 answers
A.Zero-day malware and ransomware payloads delivered via web downloads or email attachments.
B.Unauthorized physical access to server racks within the data datacenter.
C.Fiber-optic cable attenuation caused by excessive distance bending.
D.Hardware physical interface failure caused by power surge transients.
E.Phishing attacks and credential harvesting websites designed to steal enterprise passwords.
AnswersA, E

Zero-day malware and ransomware are mitigated by WildFire and Antivirus profiles.

Why this answer

Next-Generation Firewalls mitigate ransomware delivered via malicious downloads (via WildFire/Antivirus) and phishing/credential theft (via URL Filtering and Credential Enforcement).

7
MCQeasy

What is the primary benefit of deploying multi-factor authentication (MFA) for administrative access to security infrastructure?

A.It prevents denial-of-service floods against the firewall management port.
B.It automatically disables inactive user accounts after 90 days.
C.It encrypts administrative SSH sessions using quantum-resistant algorithms.
D.It significantly reduces the risk of unauthorized access resulting from compromised passwords.
AnswerD

MFA protects against credential theft by requiring multiple verification factors.

Why this answer

MFA adds an extra layer of security beyond passwords, making it significantly harder for attackers to compromise administrative accounts via credential theft.

8
MCQeasy

During an incident response investigation, a security analyst needs to determine the exact application identified within an encrypted HTTPS stream traversing the firewall. Which PAN-OS feature allows the firewall to identify applications even when obfuscated or using non-standard ports?

A.App-ID
B.Data-ID
C.Device-ID
D.User-ID
AnswerA

App-ID accurately identifies applications traversing the firewall regardless of port or encryption.

Why this answer

App-ID uses multiple classification mechanisms, including signature matching, heuristics, and SSL decryption analysis, to identify applications regardless of port.

9
Multi-Selecthard

An organization is hardening its Palo Alto Networks firewalls against advanced persistent threats (APTs) and malware campaigns. Which THREE advanced features or profiles should be deployed to ensure maximum protection against zero-day exploits and multi-stage attacks? (Choose three)

Select 3 answers
A.Inline machine learning capabilities within threat prevention profiles to block zero-day exploits in real-time.
B.DNS Security service to automatically detect and block malicious domain lookups and command-and-control communication.
C.WildFire cloud-based analysis profile configured to automatically inspect and detonate unknown executable files and documents.
D.SNMP v1 read-only community strings configured on the management interface.
E.Static IPsec VPN tunnels with disabled phase 2 rekeying.
AnswersA, B, C

Inline ML stops zero-day threats instantly without waiting for sandbox detonation.

Why this answer

APT and zero-day protection relies on WildFire cloud sandbox analysis, DNS Security for malicious domain detection, and inline machine learning.

10
MCQeasy

What is the primary function of a Security Information and Event Management (SIEM) system in an enterprise security architecture?

A.To centralize log collection, event correlation, and security incident monitoring across disparate enterprise systems.
B.To analyze unknown executable files in an isolated sandbox environment.
C.To automatically patch operating system vulnerabilities on endpoints.
D.To enforce inline packet inspection and drop malicious TCP packets.
AnswerA

SIEM centralizes logging and correlation for threat detection.

Why this answer

SIEM systems aggregate, correlate, and analyze log data from multiple sources across the enterprise to detect security incidents and provide audit trails.

11
MCQeasy

Which security concept describes the practice of hiding internal network topology and IP address schemes from external entities using Network Address Translation (NAT)?

A.Application Layer Gateway (ALG)
B.Multi-Factor Authentication (MFA)
C.Network Address Translation (NAT) and topology hiding
D.End-to-End Encryption
AnswerC

NAT hides internal network layouts from external observers.

Why this answer

Network Address Translation (NAT) hides internal private IP addresses behind public IP addresses, providing a degree of topology obfuscation.

12
MCQhard

An enterprise firewall is experiencing high session utilization due to a distributed denial-of-service (DDoS) SYN flood attack targeting a public web server. Which feature on the Palo Alto Networks firewall should an administrator configure to protect the server from resource exhaustion?

A.A Data Filtering profile configured with credit card pattern matching.
B.A custom URL Filtering profile with block actions enabled for high-risk categories.
C.A DoS Protection profile and policy specifying SYN flood rate-limiting thresholds.
D.An SSL Decryption policy configured to strip certificates from inbound web traffic.
AnswerC

Correct. DoS Protection profiles and policies defend against volumetric and state exhaustion attacks like SYN floods.

Why this answer

DoS Protection profiles and policies allow administrators to set thresholds for SYN floods, UDP floods, and other volumetric attacks to protect specific zones, IPs, or devices.

13
MCQmedium

A security engineer observes an increase in brute-force login attempts against an external-facing administrative portal. The attacks originate from thousands of distinct IP addresses over a short time window. Which profile type should the engineer configure and attach to the security rule to mitigate this volumetric attack?

A.A custom URL Filtering profile blocking the login page URL category.
B.An Antivirus Profile with signature auto-update enabled every minute.
C.A DoS Protection Profile configured with random early drop or classified rate limiting.
D.A Data Filtering Profile configured to scan for weak passwords.
AnswerC

DoS Protection profiles mitigate flood attacks by applying rate-limiting thresholds to sources.

Why this answer

Zone Protection profiles or DoS Protection profiles protect against volumetric attacks and flood conditions originating from single or multiple IP sources.

14
Multi-Selectmedium

An enterprise security team is implementing data protection controls on their Palo Alto Networks firewalls. Which THREE mechanisms can be utilized to prevent unauthorized data exfiltration? (Choose three)

Select 3 answers
A.Data Filtering profiles configured to inspect traffic for patterns such as credit card numbers or social security numbers.
B.Management interface IP allow lists.
C.SSL Decryption policies to ensure visibility into encrypted HTTPS uploads to cloud storage.
D.File Blocking profiles configured to restrict the egress of sensitive or unauthorized file extensions.
E.GlobalProtect clientless portal customization banners.
AnswersA, C, D

Data Filtering profiles inspect payloads for sensitive data patterns.

Why this answer

Data exfiltration is prevented using Data Filtering profiles, File Blocking profiles, and SSL Decryption to inspect encrypted egress traffic.

15
MCQeasy

An organization wants to implement the principle of least privilege for administrators accessing the Palo Alto Networks next-generation firewall. Where should an administrator configure custom Admin Roles to restrict specific configuration and operational tasks?

A.Policies > Access Control
B.Device > Setup > Management
C.Device > Authentication Profile
D.Device > Admin Roles
AnswerD

Correct. Device > Admin Roles is the exact location to create and manage granular administrative permissions.

Why this answer

Custom Admin Roles are configured under Device > Admin Roles. This allows administrators to define granular read, write, or none permissions for specific tabs, menus, and tasks.

16
MCQmedium

An organization is deploying a zero-trust network architecture using Palo Alto Networks firewalls. The security team needs to ensure that internal user traffic destined for sensitive database servers is strictly inspected for application-layer threats. Which security mechanism must be enforced to achieve Layer 7 visibility and control?

A.Rely entirely on traditional layer 3 network routing protocols to isolate database subnets.
B.Disable NAT rules to ensure internal IP addresses remain hidden from external networks.
C.Enforce explicit port-based allow rules combined with static IP subnetting.
D.Implement App-ID to identify the specific application and apply a Security policy rule with threat prevention profiles.
AnswerD

Correct. App-ID uses deep packet inspection to identify applications reliably, allowing administrators to write granular Layer 7 security policies.

Why this answer

Port-based rules only look at layer 4 ports, whereas App-ID performs deep packet inspection to identify the exact application regardless of port, enabling effective Layer 7 security.

17
Multi-Selecthard

An organization is deploying a comprehensive threat prevention strategy using Palo Alto Networks Security Profiles. Which THREE security profile types are available out-of-the-box to inspect data plane traffic for specific threat vectors? (Choose three)

Select 3 answers
A.Anti-Spyware
B.Vulnerability Protection
D.Antivirus
E.Session Timeout
AnswersA, B, D

Correct. Anti-Spyware profiles detect and block malicious spyware behavior and C2 communications.

Why this answer

Palo Alto Networks Threat Prevention includes Antivirus, Anti-Spyware, Vulnerability Protection, and WildFire Analysis security profiles.

18
Multi-Selectmedium

An organization wants to implement robust risk management and threat detection practices. Which THREE activities are fundamental components of a proactive threat intelligence and risk assessment program? (Choose three)

Select 3 answers
A.Conducting regular vulnerability assessments and penetration testing to identify security gaps.
B.Monitoring and integrating Indicators of Compromise (IOCs) from trusted threat intelligence feeds.
C.Removing all user access controls to streamline internal developer productivity.
D.Performing threat modeling during application design to anticipate attack vectors.
E.Permanently disabling all logging to prevent log storage overflow on SIEM disks.
AnswersA, B, D

Vulnerability testing identifies gaps before attackers exploit them.

Why this answer

Proactive risk management includes vulnerability assessments, threat modeling, and indicators of compromise (IOC) monitoring.

19
MCQmedium

A network administrator notices that a critical internal host is continuously communicating with an external Command and Control (C2) server. To mitigate this risk instantly without disrupting all outbound traffic, where should the administrator check to verify if WildFire or Anti-Spyware signatures are actively blocking this specific traffic pattern?

A.Network > Zones
B.Objects > Security Profiles > Anti-Spyware
C.Network > Interfaces
D.Device > High Availability
AnswerB

Correct. Anti-Spyware profiles contain signatures and controls specifically designed to detect and block C2 traffic and infected host call-homes.

Why this answer

The Anti-Spyware profile detects and blocks C2 communications and DNS queries associated with malware. Checking the Security policy rule to ensure an Anti-Spyware profile is attached is essential.

20
Multi-Selecthard

A security engineer is reviewing the fundamental security design principles for deploying Palo Alto Networks firewalls in a high-security enterprise data center. Which THREE core practices align with a Zero Trust network architecture model? (Choose three)

Select 3 answers
A.Implicitly trust all traffic originating from internal network zones.
B.Inspect and log all traffic across all ports and protocols using App-ID and Threat Prevention.
C.Segment the network into granular micro-perimeters using zones and virtual routers.
D.Rely solely on perimeter firewalls while leaving internal lateral traffic uninspected.
E.Enforce strict least-privilege access control based on user identity, application, and content.
AnswersB, C, E

Correct. Comprehensive inspection and logging provide necessary visibility for zero trust.

Why this answer

Zero Trust principles include continuous verification, least privilege access, inspecting and logging all traffic, and assuming breach.

21
MCQeasy

An administrator needs to quickly identify active threats and infected endpoints communicating with known Command and Control (C2) servers across the network. Which Cortex XDR feature should the analyst inspect to view categorized threat alerts mapped to the MITRE ATT and CK framework?

A.The Incidents tab in the Cortex XDR management console.
B.The Dashboards tab under System Settings on the firewall.
C.The User-ID Agent status page.
D.The ACC (Application Command Center) threat map on Panorama.
AnswerA

The Incidents tab groups related alerts and maps them to the MITRE ATT and CK framework.

Why this answer

Cortex XDR provides an Incident view that aggregates related alerts into a single incident, mapped directly to the MITRE ATT and CK framework to help analysts understand the threat lifecycle.

22
MCQeasy

An enterprise security team needs to protect remote workers connecting over public Wi-Fi networks by ensuring all their internet-bound and corporate traffic is securely tunneled back to the next-generation firewall. Which Palo Alto Networks solution provides this capability?

A.WildFire
B.AutoFocus
C.GlobalProtect
D.Traps agent
AnswerC

GlobalProtect provides secure VPN connectivity for remote workers.

Why this answer

GlobalProtect is the Palo Alto Networks secure access solution that provides secure remote access via VPN tunnels to endpoints.

23
MCQeasy

A security administrator wants to prevent employees from visiting known malicious and phishing domains. Which security profile should be attached to the security rule controlling outbound web traffic?

A.URL Filtering Profile
B.Denial of Service (DoS) Protection Profile
C.File Blocking Profile
D.WildFire Analysis Profile
AnswerA

URL Filtering profiles control and block access to web categories including malware and phishing.

Why this answer

URL Filtering profiles inspect HTTP and HTTPS traffic and block access to malicious, phishing, and inappropriate websites based on threat categories.

24
MCQmedium

An administrator notices that a critical internal database server is continually targeted by automated vulnerability scanning tools from external IP addresses. Which security profile feature should be applied to the security rule to detect and block these reconnaissance scans?

A.A File Blocking Profile configured to block executable script extensions.
B.A WildFire Analysis Profile set to forward all TCP handshakes.
C.A Decryption Profile configured to strip SSH public keys.
D.A Vulnerability Protection Profile with action set to drop or reset-both for scan signatures.
AnswerD

Vulnerability Protection profiles detect and drop exploit and scan signatures.

Why this answer

Vulnerability Protection profiles inspect traffic for known exploit signatures, including vulnerability scans and exploit attempts targeting servers.

25
MCQeasy

Which core cybersecurity principle dictates that users and applications should only be granted the minimum necessary privileges required to perform their authorized tasks?

A.Principle of Least Privilege
B.Zero Trust Architecture
C.Defense-in-Depth
D.Separation of Duties
AnswerA

Least privilege restricts access rights to the minimum required for legitimate tasks.

Why this answer

The principle of least privilege ensures that entities have only the permissions required to complete their jobs, minimizing the attack surface.

26
MCQeasy

What is the primary purpose of deploying a Threat Intelligence platform (TIP) alongside traditional security controls?

A.To automatically isolate compromised VLANs on network switches using 802.1X.
B.To aggregate, correlate, and operationalize threat intelligence feeds from multiple external and internal sources.
C.To encrypt data at rest on enterprise database servers.
D.To provide zero-day malware sandbox detonation for Windows executables.
AnswerB

TIPs centralize and structure threat feeds for security teams.

Why this answer

Threat Intelligence platforms aggregate, normalize, and operationalize threat feeds from multiple sources to improve detection and response.

27
MCQmedium

A security analyst receives an alert from Cortex XDR indicating that a suspicious PowerShell script was executed on an employee workstation. Which underlying security telemetry mechanism enabled Cortex XDR to capture the exact process execution tree and command-line arguments?

A.The Cortex XDR endpoint agent monitoring OS kernel events and process behaviors.
B.The GlobalProtect client log export feature.
C.The firewall URL Filtering profile inspecting HTTP POST request parameters.
D.The User-ID Windows-based User Mapping daemon via WMI polling.
AnswerA

Cortex XDR agents capture detailed process execution telemetry directly from endpoints.

Why this answer

The Cortex XDR agent monitors endpoint kernel activities, process creations, and system calls to build detailed execution trees and forensics.

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