WGU D482 SECURE NETWORK
DESIGN TASK 1 2026 CYBER TEST
PAPER QUESTIONS ANSWERS
GRADED A+
◉ Separations of Privileges/Duties. Answer: Split critical tasks between
two or more people to reduce chance of accidents/abuse
◉ Complete Mediation. Answer: Requires that every access to every
object (resource) in a system is verified for authorization/permissions
◉ Fail-Safe Defaults. Answer: System settings are initially configured to
be as secure as possible & that when a system fails, it will be switch to
complete lock down and deny all access
◉ Open Design. Answer: A system should remain secure even if
someone tying to break in knows exactly how the system works
◉ Economy of Mechanism. Answer: Security designs and
implementations remain as basic/simple as possible, removing
complexity. Using proven components & methods that have been
thoroughly tested ("Keep it Simple, Stupid" - KISS)
◉ Least Common Mechanism. Answer: minimizes shared components,
credentials, & applications between users or processes to prevent
security breaches from spreading
DESIGN TASK 1 2026 CYBER TEST
PAPER QUESTIONS ANSWERS
GRADED A+
◉ Separations of Privileges/Duties. Answer: Split critical tasks between
two or more people to reduce chance of accidents/abuse
◉ Complete Mediation. Answer: Requires that every access to every
object (resource) in a system is verified for authorization/permissions
◉ Fail-Safe Defaults. Answer: System settings are initially configured to
be as secure as possible & that when a system fails, it will be switch to
complete lock down and deny all access
◉ Open Design. Answer: A system should remain secure even if
someone tying to break in knows exactly how the system works
◉ Economy of Mechanism. Answer: Security designs and
implementations remain as basic/simple as possible, removing
complexity. Using proven components & methods that have been
thoroughly tested ("Keep it Simple, Stupid" - KISS)
◉ Least Common Mechanism. Answer: minimizes shared components,
credentials, & applications between users or processes to prevent
security breaches from spreading
