Career
Lessons filed under Career.
Rules of engagement and the law Verbal permission is not authorisation. Write down the scope, the window and the limits before you touch anything.
Writing a finding someone can act on A finding is a title, what was observed, why it matters, how to reproduce it, and what to do. In that order, every time.
Responsible disclosure You will find a problem in something you do not own. Report it privately, give time for a fix, and keep a record of what you did.
Certifications, labs and what they actually prove A certification proves you passed an exam. Hands-on work is what gets read. Build a portfolio of things you actually did.