- Keystroke Monitoring
- BackOrifice

- ³×Æ®¿öÅ© Monitoring
- Sniffing, IP Spoofing

- Æнº¿öµå Cracking
- Brute force attack

- IT Staff Abuse

- Åð»çÀÚ¿¡ ÀÇÇÑ ID/Password µµ¿ë





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