<- Back
#network
#lan
#port-scanning
#security
#ssl
#tls
#ciphers
#gateway
#ip
#route
#routing
nmap
SSL/TLS
Find supported ciphers for a website
nmap --script ssl-enum-ciphers -p 443 google.com
Find local IP address
Find local IP address (Mac)
ipconfig getifaddr en0
Alternative (without the need to know the network)
ifconfig -l | xargs -n1 ipconfig getifaddr
Find local IP including subnet (/24 for example)
ip addr show en0 | grep "inet\b" | awk '{print $2}'
Find gateway IP address
Find gateway IP address
route -n
via ip command
ip route show default
nmap
Scan (sn: Skip port scan, oG: Grepable output)
nmap -sn -oG - 192.168.178.0/24
Scan (automatically detect network range, one-liner)
nmap -v0 -sn -oG - `ip addr show en0 | grep "inet\b" | awk '{print $2}'`
Scan single host for open ports
sudo nmap -p- -Pn -sS -sV -T4 --disable-arp-ping --max-retries 1 --initial-rtt-timeout 100ms --max-rtt-timeout 500ms --min-rate 1000 -vv my.host