← All Kali Issues
Tcpdump
Permission denied
P Permission
Critical
🔴 Error Message
tcpdump: permission denied on interface
📖 What This Means
Need root to capture packets.
🔧 Step-by-Step Fix
- Use sudo: sudo tcpdump -i eth0
- Set capabilities: sudo setcap cap_net_raw+ep /usr/sbin/tcpdump