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| Certification Vendor: | WGU |
|---|---|
| Exam Name: | WGUSecure Software Design (KEO1) Exam |
| Exam Number: | KEO1 / D487 |
| Exam Format: | Multiple-choice, Scenario-based, Multiple-select |
| Available Languages: | English |
| Exam Price: | Included in tuition ($3,915 per 6-month term) |
| Exam Duration: | 100–120 |
| Real Exam Qty: | 60–75 |
| Passing Score: | 700/1000 or 70% |
| Related Certifications: | Bachelor of Science in Software Development Bachelor of Science in Cybersecurity and Information Assurance |
| Certificate Validity Period: | Valid while enrolled; no expiration after completion |
| Recommended Training: | WGU Course Materials & Learning Resources |
| Exam Registration: | WGU Student Portal |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online remote proctored exam |
| Pre Condition: | Enrollment in WGU Software Development or Cybersecurity program; no prior certification required |
| Official Syllabus URL: | https://www.wgu.edu/academics/course-description/d487.html |
| Section | Weight | Objectives |
|---|---|---|
| Secure Coding Practices | 25% | - Secure memory management and data protection - Preventing common vulnerabilities: injection, XSS, buffer overflow - Input validation, output encoding, and error handling |
| Secure Testing & Deployment | 10% | - Security testing methods: static, dynamic, penetration testing - Secure deployment and configuration management - Compliance and security validation |
| Threat Modeling & Risk Assessment | 20% | - Threat modeling frameworks: STRIDE, DREAD, PASTA - Risk analysis, prioritization, and control selection - Attack surface analysis and vulnerability identification |
| Secure Software Design Principles | 20% | - Core security principles: least privilege, separation of duties, defense in depth - Security by design and security by default - Secure development lifecycle (SDL) and methodologies |
| Software Architecture & Design Patterns | 15% | - Secure architecture types and selection criteria - Large-scale system design and scalability with security - Design patterns with security considerations |
| Authentication, Authorization & Cryptography | 10% | - Cryptography basics, secure storage, and data transmission - Secure authentication and session management - Access control models: RBAC, ABAC, MAC |
PrepAwayETE issues a full refund if you take the WGUSecure Software Design (KEO1) exam within 60 days of purchase and do not pass. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Alternatively, exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.
The WGUSecure Software Design (KEO1) exam contains 60–75 to complete within 100–120. Timed simulation in the PrepAwayETE Desktop Test Engine teaches that rhythm before exam day does.
Online remote proctored exam Register for the WGUSecure Software Design (KEO1) exam through these official channels:
After booking, PrepAwayETE delivers your practice questions within 1 minute — preparation starts the same day.
The WGUSecure Software Design (KEO1) exam requires 700/1000 or 70% to pass, and registration costs Included in tuition ($3,915 per 6-month term). A failed attempt means paying the same fee again — a readiness check with the PrepAwayETE engines before booking is the cheaper option.
The Secure-Software-Design exam is a WGU certification exam validating the WGUSecure Software Design (KEO1) syllabus shown above. It belongs to these credential paths: Bachelor of Science in Software Development, Bachelor of Science in Cybersecurity and Information Assurance. Candidates in 2026 start with PrepAwayETE's 118 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
Enrollment in WGU Software Development or Cybersecurity program; no prior certification required Since requirements change over time, confirm the latest on the official WGU exam page before scheduling.
The official WGUSecure Software Design (KEO1) outline defines 6 domains. The leading three are Secure Coding Practices (25%), Authentication, Authorization & Cryptography (10%), and Secure Testing & Deployment (10%). The full list is in the topics section above, and PrepAwayETE's 118 practice questions cover each one.
WGU recommends these training resources for the WGUSecure Software Design (KEO1) exam:
Follow the training with steady self-testing — the 118 practice questions from PrepAwayETE help you apply theory and fill any gaps the training leaves.
Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows with customizable simulation and timed modes that works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. All 118 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.
Which category classifies identified threats that do not have defenses in place and expose the application to exploits?
Correct Answer: A 🗳️
Explanation: Only visible for PrepAwayETE members. You can sign-up / login (it's free).
Company leadership has discovered an untapped revenue stream within its customer base and wants to meet with IT to share its vision for the future and determine whether to move forward.
Which phase of the software development lifecycle (SDLC) is being described?
Correct Answer: C 🗳️
Explanation: Only visible for PrepAwayETE members. You can sign-up / login (it's free).
During fuzz testing of the new product, an exception was thrown on the order entry view, which caused a full stack dump to be displayed in the browser window that included function names from the source code.
How should existing security controls be adjusted to prevent this in the future?
Correct Answer: D 🗳️
The software security team is using an automation tool that generates random data to input into every field in the new product and track results.
Which security testing technique is being used?
Correct Answer: B 🗳️
A software security team recently completed an internal assessment of the company's security assurance program. The team delivered a set of scorecards to leadership along with proposed changes designed to improve low-scoring governance, development, and deployment functions.
Which software security maturity model did the team use?
Correct Answer: D 🗳️
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