Miscellaneous IPv4 Cheat Sheets IPv4 Private Address Ranges Class Netstat -tulpn # Check open ports and services listeningįind / -uid 0 -perm -4000 -type f 2>/dev/null # Find SUID files owned by rootįind / -perm -4000 -type f 2>/dev/null # Find SUID filesįind / -perm -2 -type d 2>/dev/null # World writable directoriesĬat /etc/shadow # Only with root privileges Uname -a # Provides important system information. Whoami # Check current user pwd # Check current folder history # List user's commands history Ifconfig -a # Check local IP addresses and interfaces echo $0 # Check current shell Scan for live hosts on the network and save the output to a file.Provided methodology and the tools used below correspond to my level of knowledge and experience. We assume no liability and are not responsible for any misuse or damage caused by this site. It is the end user’s responsibility to obey all applicable local, state and federal laws. Usage of all tools on this site for attacking targets without prior mutual consent is illegal. The views expressed on this site are our own and do not necessarily reflect those of our employers.

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Netcat cheat sheet