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2026 Statistics

Key Facts: JNCIS-SEC Exam

60-70%

Est. Pass Rate

Industry estimate

65 Q's

Exam Questions

Juniper

90 min

Exam Duration

Juniper

$300

Exam Fee

Juniper

3 years

Cert Valid

Juniper

100-140 hrs

Study Time

Recommended

JNCIS-SEC is Juniper's intermediate security certification focused on SRX Series firewalls. The exam has 65 questions in 90 minutes. It covers security zones, policies, NAT, IPsec VPN, UTM, IDP, and application security. JNCIA-Junos is required as a prerequisite.

About the JNCIS-SEC Exam

JNCIS-SEC validates intermediate knowledge of Juniper SRX security including security zones, policies, NAT, IPsec VPN, UTM, IDP, AppSecure, and Junos security architecture for enterprise and service provider environments.

Questions

100 scored questions

Time Limit

90 minutes

Passing Score

Pass/Fail

Exam Fee

$300 (Juniper Networks / Pearson VUE)

JNCIS-SEC Exam Content Outline

25%

Security Zones & Policies

Zone configuration, security policies, address books, application matching, global policies

25%

NAT & IPsec VPN

Source/destination/static NAT, IKE phases, route-based VPN, DPD, proxy IDs

20%

UTM & IDP

Antivirus, web filtering, anti-spam, IDP signatures, AppSecure, security intelligence

15%

SRX Management

J-Web, session monitoring, logging, chassis cluster, screens, flow processing

15%

Advanced Security

Unified policies, SSL proxy, user identification, APBR, ATP Cloud integration

How to Pass the JNCIS-SEC Exam

What You Need to Know

  • Passing score: Pass/Fail
  • Exam length: 100 questions
  • Time limit: 90 minutes
  • Exam fee: $300

Keys to Passing

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

JNCIS-SEC Study Tips from Top Performers

1Understand the SRX packet processing order: screens > routing > destination NAT > policy > source NAT > forwarding
2Master the three NAT types and their precedence: static NAT > destination NAT > source NAT
3Know the difference between route-based VPN (st0 interface) and policy-based VPN (tunnel action)
4Study IKE Phase 1 (authentication, DH key exchange) vs Phase 2 (IPsec SA negotiation) differences
5Practice chassis cluster configuration: control link, fabric link, redundancy groups, reth interfaces

Frequently Asked Questions

What is the JNCIS-SEC exam format?

JNCIS-SEC has 65 multiple-choice and multi-select questions in 90 minutes. The exam is pass/fail. It covers SRX security configuration, NAT, VPN, UTM, and IDP. Delivered at Pearson VUE centers and online.

What SRX topics are most important for JNCIS-SEC?

Focus on security zones and policies (25%), NAT configuration (source, destination, static), and IPsec VPN (route-based vs policy-based). Understanding packet flow through the SRX is critical.

How does JNCIS-SEC compare to CompTIA Security+?

JNCIS-SEC is vendor-specific (Juniper SRX) and more hands-on than Security+, which is vendor-neutral and broader. JNCIS-SEC tests practical SRX configuration while Security+ covers general security concepts.

Do I need SRX hands-on experience?

Hands-on experience with SRX is strongly recommended. Use Juniper vSRX (virtual SRX) in a lab environment to practice security zone, policy, NAT, and VPN configuration. Juniper vLabs provides free lab access.