⚠ DEMO 11 — CSS Injection Keylogger | Authorized research only
CSS INJECTION KEYLOGGER
CSS SELECTORS · CHAR LEAK
Injected CSS uses attribute selectors (input[value^="a"]) with background:url() to leak
each character to attacker server. Demonstrated locally via character detection log.
[ TYPE PIN — chars leak via CSS rules ]
Leaked via CSS:
[*] CSS rules injected for chars a-z, 0-9. Each match = exfil request.
Requires: CSS injection point + ability to load external resources. Modern browsers restrict some vectors.