Proxy / VPN
Wireshark / tcpdump
NetCat ( nc )
FSB, Format String Attack/Bug
Windows Authentication [ SAM ]
Interrupt
Windows boot process, MBR
RDP를 활용한 Shadowing & Remote control
xinetd / micro-inetd
Tools - Reversing, bf tool
DNS, related vulnerability ( hosts )
선형대수 ( Linear Algebra )