[solved] decrypt retrieve synology nas camera password

[code:1:a39c29acbc]admin@mynas:/var/services/surveillance/mycamera$ sudo tcpdump -i eth0 -XXvvtS “host 192.168.0.18 and port 88” | grep -B 2 -A 6 ‘Authorization'[/code:1:a39c29acbc]

Adjust host 192.168.0.18 and port 88 accordingly

Just base64 decode the Authorization header, it will show the username and password