CSSLP Real Exam Questions
Certified Secure Software Lifecycle Professional. Everything you need to prepare, practice, and pass.
379
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8
Exam Domains
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Certification Overview
The CSSLP tests mastery of security integration across the entire software lifecycle: secure requirements gathering and risk management, threat modeling and secure architecture design, secure coding practices and configuration management, rigorous security testing methodologies, and secure deployment/operations with disaster recovery planning. Supply chain security, compliance controls (C&A/DITSCAP), and data protection are critical cross-cutting themes.
What This Certification Proves
The CSSLP validates expertise in integrating security practices throughout the entire software development lifecycle, from requirements and architecture through deployment and maintenance. This certification is essential for professionals responsible for building secure software and proving competency in secure SDLC to employers and compliance auditors.
Who Should Take This Exam
Security engineers, software architects, and development leads with 4+ years of experience in secure software development or security engineering. Ideal for professionals transitioning into secure SDLC roles, DevSecOps engineers, and those supporting government/compliance-heavy projects requiring C&A evidence.
Topic Breakdown
8 domains covering 378 questions
| Domain | Questions | Weight |
|---|---|---|
| Secure Software Concepts | 110 | 29% |
| Secure Software Deployment, Operations, Maintenance | 90 | 24% |
| Secure Software Lifecycle Management | 77 | 20% |
| Secure Software Testing | 40 | 11% |
| Secure Software Architecture And Design | 26 | 7% |
| Secure Software Implementation | 17 | 4% |
| Secure Software Requirements | 11 | 3% |
| Secure Software Supply Chain | 7 | 2% |
Study Plans
Choose a study plan that matches your schedule and experience level
30 Days
Intensive Sprint
Week 1-2
- Master fundamentals: Secure Software Concepts
- Read (ISC)2 official documentation
- Complete 13 questions daily
Week 3
- Deep dive: Secure Software Deployment, Operations, Maintenance
- Review weak areas from results
- Take 2 full-length exams
Week 4
- Review all flagged questions
- Timed exams to build stamina
- Final revision of key concepts
60 Days
Balanced Approach
Week 1-2
- Survey all exam domains
- Set up study environment
- Begin with foundational topics
Week 3-4
- Focus: Secure Software Concepts
- Focus: Secure Software Deployment, Operations, Maintenance
- 7 questions daily
Week 5-6
- Focus: Secure Software Lifecycle Management
- Hands-on labs if applicable
- Review explanations for wrong answers
Week 7-8
- Complete all 379 questions
- Identify and eliminate weak areas
- Take 3 full-length timed tests
90 Days
Comprehensive Study
Month 1
- Learn all exam domains at a comfortable pace
- Build strong foundational knowledge
- 5 questions daily
Month 2
- Deep dive into each domain
- Hands-on practice and labs
- Take weekly timed exams
Month 3
- Work through all 379 questions
- Identify and eliminate weak areas
- Take 3 full-length timed exams
CSSLP-Specific Tips
- Master the 8 domains as interconnected phases: understand how threat modeling (design) feeds into security testing, which informs deployment hardening—don't study them in isolation
- Deep dive on DITSCAP/C&A since these appear in the topic list; ISC2 emphasizes compliance certification processes, especially for government/defense contracts
- Practice supply chain security scenarios: understand vendor risk assessment, third-party code review, and secure procurement—this domain is growing in the exam
- Focus on secure architecture patterns and design principles (threat modeling, secure coding, architecture reviews) as they anchor the lifecycle—these topics appear across multiple domains
- Work through the 379 practice questions strategically: identify gaps in lifecycle phases (e.g., deployment, operations, maintenance often get less attention than design) and spend extra time there
- Study real-world incident case studies involving SDLC failures—ISC2 tests practical judgment on when/how controls fail across the lifecycle
- Align your study to your role: DevSecOps candidates should emphasize deployment/operations; architects should master design/architecture; testers should focus on the testing domain
Relevant Career Roles
Sample Questions
Try 5 free questions from the CSSLP question bank
John works as a professional Ethical Hacker. He has been assigned the project of testing the attacks. As a countermeasure, he suggests that the Network Administrator should remove the IPP printing capability from the server. He is suggesting this as a countermeasure against __________.
You are advising a school district on disaster recovery plans. In case a disaster affects the main IT centers for the district they will need to be able to work from an alternate location. However, budget is an issue. Which of the following is most appropriate for this client?
DoD 8500.2 establishes IA controls for information systems according to the Mission Assurance Categories (MAC) and confidentiality levels. Which of the following MAC levels requires high integrity and medium availability?
In which of the following architecture styles does a device receive input from connectors and generate transformed outputs?
Which of the following is a malicious exploit of a website, whereby unauthorized commands are transmitted from a user trusted by the website?
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