Copilotfree, in-browser
Ask me anything about your lessons or your code.
“What is a port?” · “Why is my code erroring?”
Ask me anything about your lessons or your code.
“What is a port?” · “Why is my code erroring?”
Turn a version banner into a known exploit, and score how bad it really is.
CVEs and CVSS
Turn a version banner into a known exploit, and score how bad it really is.
Injection and XSS
When user input becomes code, the app runs your text. Learn both sides.
IDOR and SSRF
Change one number to read someone else's data, or make the server fetch for you.
Hashing and Password Security
A dumped hash is not a password yet. Learn what it is and how it cracks.
Linux Privilege Escalation
You have a shell as a nobody. Here is the checklist that turns it into root.
Responsible Disclosure and Ethics
The same skills are a career or a crime. Scope and consent are the line.