Understand the concept
A strong portfolio explains the problem, environment, approach, validation and lessons learned. Screenshots should illustrate meaningful work rather than merely show a desktop.
Treat access tokens, private IP addresses, usernames, internal domains and detailed security configurations as potentially sensitive information before publishing.
TRY IT YOURSELF
Practice task
Write a four-part case study for a service you troubleshot: problem, diagnosis, fix and result.
CHECK YOUR UNDERSTANDING