Cyber Secure Software Developer™ (CSSD)
Cyber Secure Software Developer™ (CSSD) is a vendor-neutral certification designed for professionals who want to validate secure software development knowledge across the software development lifecycle, including secure requirements, design, coding, testing, deployment, and ongoing maintenance.
Cyber Secure Software Developer™(CSSD)
Cyber Secure Software Developer™ (CSSD) is a vendor-neutral certification designed for professionals who want to validate secure software development knowledge across the software development lifecycle, including secure requirements, design, coding, testing, deployment, and ongoing maintenance.
CCCD Certification at a Glance
The Cyber Secure Software Developer™ (CSSD) certification is designed for professionals who want to validate vendor-neutral knowledge of secure software development across the software development lifecycle, including requirements, design, coding, testing, deployment, and ongoing maintenance.
Is CSSD Right for You?
Cyber Secure Software Developer™ (CSSD) is designed for professionals involved in the software development lifecycle who want to validate secure software development knowledge across requirements, design, coding, testing, deployment, and ongoing maintenance.
CSSD is a strong fit for learners who want to demonstrate practical understanding of how to build security into software products, apply secure software development lifecycle practices, and reduce security risk across software projects.
CSSD may be a fit if you want to:
- Validate vendor-neutral secure software development knowledge
- Understand how to apply security throughout the software development lifecycle
- Define secure requirements and design software with security in mind
- Implement secure coding practices and protection techniques
- Test, deploy, monitor, and maintain software securely
- Demonstrate practical knowledge of secure development across languages and platforms
Secure Software Development Skills Validated by CSSD
The Cyber Secure Software Developer™ certification validates practical knowledge of secure software development, including how to apply security across requirements, design, coding, testing, deployment, and ongoing maintenance.
CSSD validates knowledge in areas such as:
- Secure software development fundamentals and common vulnerabilities
- Secure software development lifecycle practices and methodologies
- Security requirements, compliance requirements, and threat modeling
- Secure design principles and security architecture
- Secure coding practices, cryptography, access control, error handling, and logging
- Software security testing, code analysis, and vulnerability remediation
- Secure deployment, monitoring, maintenance, and decommissioning
- Governance, risk management, compliance, and software supply chain considerations
Software Development Roles
- Software Developer
- Application Developer
- Web Developer
- Mobile Application Developer
- Cloud Application Developer
- Full Stack Developer
- Secure Software Developer
- Software Engineer
Security, Testing, and DevSecOps Roles
- Application Security Analyst
- DevSecOps Engineer
- Security Tester
- QA Tester
- Software Security Tester
- Code Reviewer
- Vulnerability Analyst
- Security Automation Specialist
Architecture, Project, and Technical Leadership Roles
- Software Architect
- Solutions Architect
- Technical Lead
- Project Leader
- Product Manager
- DevOps Engineer
- IT Security Specialist
- Secure Development Program Manager
Not sure whether CSSD is the right next step? Review the exam details or connect with CertNexus to explore how CSSD aligns with your role, organization, or secure software development goals.
CSSD Exam Details
The Cyber Secure Software Developer™ exam evaluates whether candidates can apply secure software development practices throughout the software development lifecycle. The exam validates knowledge of secure requirements, secure design, secure coding, testing, deployment, monitoring, maintenance, and defending against cyberattacks across software environments.
EXAM CODES
CSD-110
LAUNCH DATE
5/11/2026
SUNSET DATE
TBD
PASSING SCORE
80%
NUMBER OF ITEMS
25
ITEM FORMATS
Multiple Choice/Multiple Response
The CSSD certification is designed for professionals involved in the software development process who want to develop secure software for organizational use. It is a strong fit for programmers, testers, architects, software engineers, project leaders, DevOps personnel, and other professionals whose work supports the software development lifecycle.
EXAM DURATION
Estimated 30-60 minutes
EXAM OPTIONS
Online through the CHOICE platform. Candidates receive 1 complimentary exam retake.
CSD-110 Exam Development Contributors
- Predrag Tasevski, Mondu, https://www.linkedin.com/in/tpredrag/
- Jennifer Fischer, Freelancer, https://www.linkedin.com/in/jenlfischer/
- Moaz Mansour, Deloitte, https://www.linkedin.com/in/moazmansour/
- Ben Ottoman, Avaus / Cyber Security Finland, https://www.linkedin.com/in/benottoman/
- Indrani Gorti, Affinity.co, https://www.linkedin.com/in/indrani-gorti-b48bb114/
- Jeny Teheran, Fermilab, https://www.linkedin.com/in/jenyteheran/
- Sathish Kumar, Google, https://www.linkedin.com/in/sathish-kumar-49344813b/
- Fadi Sodah, Government, https://www.linkedin.com/in/madunix/
- Mark Szewczul, Toyota North America / AllThingsQuantum, https://www.linkedin.com/in/aggieman/
- Rasheen Whidbee, Hackensack Meridian Health, https://www.linkedin.com/in/rasheenwhidbee
- Andrea Cogliati, LighTopTech Corp, https://www.linkedin.com/in/andreacny/
How to Prepare for CSSD
Preparing for the Cyber Secure Software Developer exam starts with understanding the exam objectives and choosing the learning path that fits your experience, schedule, and goals.
Review the CSSD Exam Blueprint
Start by reviewing the official CSD-110 exam blueprint. The blueprint outlines the knowledge areas covered on the exam and helps you identify the topics you should focus on while preparing.
Take the Readiness Assessment
Not sure whether you are ready for the CSSD exam? The readiness assessment can help you evaluate your current knowledge and identify areas where additional study may be helpful.
Choose Certification-Aligned Training
CertNexus Authorized Training Partners offer CSSD certification-aligned training designed to help candidates build practical knowledge of secure software development, secure coding, SSDLC practices, software security testing, deployment, maintenance, and defending against cyberattacks before taking the exam.
Practice and Reinforce Key Concepts
As you prepare, focus on secure software development fundamentals, SSDLC practices, secure requirements, secure design, secure coding, security testing, deployment, monitoring, maintenance, governance, risk management, compliance, and defending against cyberattacks.
Why Earn the CSSD Certification?
The Cyber Secure Software Developer™ certification helps professionals validate vendor-neutral knowledge of secure software development, secure coding, SSDLC practices, software security testing, deployment, maintenance, and defending against cyberattacks.
Validate Secure Software Development Knowledge
Show that you understand how to build security into software across requirements, design, coding, testing, deployment, and ongoing maintenance.
Apply SSDLC and Secure Coding Practices
Develop knowledge of secure software development lifecycle practices, secure coding techniques, software security testing, and vulnerability remediation.
Build Confidence Reducing Software Security Risk
Strengthen your ability to identify security concerns, apply protection techniques, support secure deployment, and help defend software against cyberattacks.
Share a Recognized Digital Credential
Highlight your achievement with employers, colleagues, clients, and professional networks after earning your certification.
CSSD Certification FAQs
What is the Cyber Secure Software Developer™ certification?
The Cyber Secure Software Developer™ certification, or CSSD, is a vendor-neutral certification that validates practical knowledge of secure software development, secure coding, SSDLC practices, software security testing, deployment, maintenance, and defending against cyberattacks.
Who is CSSD designed for?
CSSD is designed for professionals involved in the software development lifecycle, including programmers, testers, architects, software engineers, project leaders, DevOps personnel, and other professionals who help build or support secure software.
What topics are covered on the CSSD exam?
The CSSD exam covers secure software development fundamentals, the secure software development lifecycle, secure coding, defending against cyberattacks, and governance, risk management, and compliance.
How should I prepare for the CSSD exam?
Start by reviewing the official CSD-110 exam blueprint to understand the exam objectives. Candidates may also prepare through CSSD certification-aligned training offered by CertNexus Authorized Training Partners and by reinforcing secure coding, SSDLC, security testing, deployment, and GRC concepts.
How many questions are on the CSSD exam?
The CSSD exam includes 25 items, and the passing score is 80%, or 20 out of 25 items.
Where can I take the CSSD exam?
The CSSD exam is delivered online through the CHOICE platform. Candidates receive one complimentary exam retake.
Does CSSD require experience in a specific programming language?
No specific programming language is required. CSSD is designed to apply across programming languages and platforms, though candidates should have some software development experience.
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