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Which F5 CSE exam focuses on enterprise security solutions?

401 Security Solutions

402 Cloud Solutions

303 ASM

304 APM

to track

2026 Statistics

Key Facts: F5-CSE Exam

~80

Questions per exam

245/300

Passing Score (scaled)

F5 (~69%)

90 min

Exam Duration

$180

Per Exam

Pearson VUE

2 tracks

Track Options

401 Security / 402 Cloud

2 years

Certification Validity

F5-CSE has two tracks: 401 Security Solutions and 402 Cloud Solutions. Each exam has ~80 questions in 90 minutes, passing score 245/300 scaled (~69%). Each exam ~$180 at Pearson VUE. Valid 2 years. Requires active F5-CTP in relevant specialty. Pass rate estimated ~40-55% — among F5's most challenging exams due to expert-level scenario questions.

Sample F5-CSE Practice Questions

Try these sample questions to test your F5-CSE exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Which F5 CSE exam focuses on enterprise security solutions?

A.401 Security Solutions

B.402 Cloud Solutions

C.303 ASM

D.304 APM

Explanation: Exam 401 Security Solutions is the F5 Certified Solution Expert (CSE) exam for security. It validates expert-level skills architecting, deploying, and troubleshooting security solutions using BIG-IP modules (AFM, ASM/Advanced WAF, APM, SSL Orchestrator) in complex enterprise environments.

2Which F5 CSE exam focuses on cloud and distributed deployments?

A.401 Security Solutions

B.402 Cloud Solutions

C.301a LTM

D.101 Application Delivery

Explanation: Exam 402 Cloud Solutions is the F5 CSE exam for cloud architectures. It covers F5 Distributed Cloud (Volterra, WAAP, CE/RE), NGINX portfolio, BIG-IP VE in public clouds (AWS/Azure/GCP), multi-cloud networking, container/Kubernetes, and cloud-native automation.

3What is the prerequisite for F5-CSE (401 or 402)?

A.F5-CA only

B.F5-CTP in the relevant specialty

C.None

D.A bachelor's degree

Explanation: F5-CSE requires holding an active F5-CTP credential in the relevant specialty: CSE Security (401) requires CTP-ASM, CTP-APM, or CTP-AFM; CSE Cloud (402) has specific CTP prerequisites typically including CTP-LTM. This gates expert-level certification.

4Which Advanced WAF feature uses client-behavior machine learning to detect zero-day bots?

A.Behavioral Bot Defense via ML

B.Signature-only enforcement

C.FastL4

D.DNS Cache

Explanation: Advanced WAF Behavioral Bot Defense uses machine learning to model client behaviors (mouse, timing, keystrokes, fingerprints) and detect sophisticated bots that evade signature-based detection. It supplements PBD and signature-based bot rules.

5What does Proactive Bot Defense (PBD) do?

A.Issues a JavaScript challenge to validate clients before serving content

B.Applies signature-only blocking

C.Only logs bot traffic

D.Triggers CAPTCHA for every request

Explanation: PBD injects a JavaScript challenge early in the connection. Legitimate browsers execute the challenge and receive a token; bots and scripts typically fail or ignore it, allowing BIG-IP to block them before they consume backend resources.

6Which Advanced WAF API security capability validates against OpenAPI 3.0 specs?

A.OpenAPI/Swagger Schema Validation

B.Attack signatures only

C.Cookie rewriting

D.Client SSL profile

Explanation: Advanced WAF imports OpenAPI 3.0 / Swagger 2.0 specifications to automatically build positive-security policies for APIs — allowed paths, methods, query params, request/response schemas. Non-conforming requests are blocked, enforcing the API contract.

7Which BIG-IP feature enables outbound SSL decryption and steering to security services (IPS, DLP, sandbox)?

A.SSL Orchestrator (SSLO)

B.OneConnect

C.FastL4

D.DNS Express

Explanation: SSL Orchestrator (SSLO) decrypts outbound TLS traffic once, then applies dynamic service chains: route cleartext to IPS/DLP/sandbox/AV based on policy, then re-encrypt before egress. Eliminates multiple decrypt/encrypt cycles across tools.

8Which AFM feature protects against DDoS via anomaly detection on traffic vectors?

A.Network DDoS profiles with rate-limit and anomaly vectors

B.OneConnect

C.HTTP Compression

D.DNS Express

Explanation: AFM Network DDoS profiles include many vectors (SYN flood, UDP flood, ICMP flood, TCP options, bad fragment). Each can be set with thresholds for detection and mitigation. Hardware acceleration on compatible platforms enables very high scale.

9Which F5 intelligence service categorizes IP addresses by threat type (scanners, botnets, phishing)?

A.IP Intelligence (IPI)

B.DNS Cache

C.OneConnect

D.iQuery

Explanation: F5 IP Intelligence is a subscription feed categorizing IP addresses — Spam Sources, Windows Exploits, Web Attacks, Scanners, Botnets, Phishing, Anonymous Proxies, TOR, Bad Reputation. AFM and Advanced WAF policies can block or challenge traffic from specific categories.

10Which APM feature implements Zero Trust Network Access (ZTNA)?

A.Per-request policies with device posture, identity, and contextual access control

B.Network Access only

C.DNS Cache

D.Cookie Rewrite

Explanation: APM supports ZTNA via per-request policies that continuously verify identity, device posture, location, and context for every request — not just at session start. Combined with MFA and endpoint posture checks, this replaces implicit-trust VPNs.

About the F5-CSE Exam

F5 Certified! Solution Expert (F5-CSE) is F5's expert-tier credential with two tracks: 401 Security Solutions and 402 Cloud Solutions. 401 validates expert-level skills designing and deploying security solutions — Advanced WAF with custom signatures and behavioral bot defense, L7/L3-4 DDoS, API security with OpenAPI validation, SSL Orchestrator service chaining, APM-based Zero Trust Network Access (ZTNA), Credential Stuffing and Account Takeover Prevention, Data Guard, and SWG. 402 covers F5 Distributed Cloud (F5 XC) — HTTPS LBs, App Firewall, Customer Edge and Regional Edge, multi-cloud networking — plus NGINX (NGINX Plus, App Protect, Ingress Controller), BIG-IP Next, and BIG-IP VE in AWS/Azure/GCP with Terraform and auto-scale. Requires active F5-CTP in the relevant specialty.

Questions

80 scored questions

Time Limit

90 minutes

Passing Score

245/300 scaled (~69%) per exam

Exam Fee

$180 per exam (F5 / Pearson VUE)

F5-CSE Exam Content Outline

30%

Advanced WAF / Security (401)

Custom signatures, signature staging, bot defense (PBD, Behavioral ML), L7 DoS (TPS + stress-based), L3-4 DDoS on AFM, credential stuffing / account takeover, Data Guard, session hijacking, evasion detection, request smuggling, GraphQL security, sensitive parameters

15%

SSL Orchestrator (SSLO)

Decrypt-once inspect-many, service chains (IPS/DLP/AV/sandbox), topology (outbound L3/L2, inbound L3), service pools for HA, classifier engine with URL/SNI categorization

15%

APM Advanced / ZTNA (401)

Zero Trust per-request policies, step-up MFA, Application Access (reverse proxy), Network Access SSL VPN, federation (SAML IdP/SP, OIDC), WebAuthn / FIDO2, endpoint posture, MFA integration with Duo/Entra/Okta, SWG with URL filtering

20%

F5 Distributed Cloud (402)

F5 XC architecture (Regional Edge, Customer Edge, Virtual Sites), HTTPS/TCP LBs with WAAP, App Firewall, Bot Defense, DDoS Mitigation, API Security (OpenAPI + ML anomaly detection), Service Policies, Origin Pools, multi-cloud networking, DNS Services, RBAC with Namespaces

10%

NGINX Portfolio (402)

NGINX Plus vs Open Source, NGINX App Protect (WAF for K8s), NGINX Ingress Controller, NGINX Instance Manager / Controller, NGINX as API Gateway

10%

Cloud Deployment (402)

BIG-IP VE in AWS/Azure/GCP (CloudFormation, Terraform, ARM), auto-scale groups, BIG-IQ VE license pools, multi-cloud, BIG-IP Next (declarative, Kubernetes-style), hybrid BIG-IP + F5 XC patterns

How to Pass the F5-CSE Exam

What You Need to Know

Passing score: 245/300 scaled (~69%) per exam
Exam length: 80 questions
Time limit: 90 minutes
Exam fee: $180 per exam

Keys to Passing

Complete 500+ practice questions
Score 80%+ consistently before scheduling
Focus on highest-weighted sections
Use our AI tutor for tough concepts

F5-CSE Study Tips from Top Performers

1Choose 401 Security OR 402 Cloud based on your career focus — blueprints differ significantly

2For 401: deeply understand Advanced WAF custom signatures, SSLO service chaining, ZTNA patterns, and DDoS defense architectures

3For 402: focus on F5 XC architecture (RE/CE/Virtual Sites), NGINX in Kubernetes, and cloud auto-scale patterns

4Build labs: F5 XC offers free trial; BIG-IP VE trial available for 401 security testing

5Study F5 DevCentral expert articles and F5 University CSE prep tracks extensively

6Practice scenario questions — CSE exams test architectural judgment, not just feature recall

7Review F5 Reference Architectures (RAs) on f5.com for real-world design patterns

8Many pass on second attempt; CSE has the lowest F5 pass rate — expect challenging questions

Frequently Asked Questions

What is F5-CSE?

F5 Certified! Solution Expert (F5-CSE) is F5's expert-tier certification with two tracks: 401 Security Solutions and 402 Cloud Solutions. Each validates advanced architectural and deployment expertise in its domain. Requires active F5-CTP in the relevant specialty as prerequisite.

What is the difference between 401 and 402?

401 Security Solutions focuses on enterprise security architectures using BIG-IP modules (ASM/Advanced WAF, APM, AFM, SSLO) for WAF, access, DDoS, and SSL visibility. 402 Cloud Solutions focuses on cloud-native F5 products — F5 Distributed Cloud (XC), NGINX, BIG-IP in public clouds with auto-scale and IaC. You can hold both titles.

How much does F5-CSE cost?

Each F5-CSE exam (401 or 402) costs approximately $180 USD at Pearson VUE. Total cert path including prerequisites (101 + 201 + CTP specialty + CSE) = ~$720. Training is optional but highly recommended.

What is the passing score for F5-CSE exams?

Scaled score of 245 out of 300 (~69% raw). Each exam has approximately 80 questions in 90 minutes. Results are provided immediately upon completion.

How long is F5-CSE valid?

F5-CSE certifications are valid 2 years. Recertify by retaking the current exam or passing a higher-level F5 exam (F5 currently does not have a tier above CSE, so recertification is via the same or partner exams).

What jobs can I get with F5-CSE?

F5-CSE targets senior and expert roles: Security Architect, Cloud Architect, Principal Network Engineer, F5 Pre-Sales Consultant, F5 Post-Sales Professional Services, and Security Solutions Architect. Top F5 partners often require CSE for Principal-level technical roles.