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tech:notes_linux_capabilities_securite_caps_capsh_setcap

Ceci est une ancienne révision du document !


Notes Linux capabilities sécurité caps capsh setcap

tcpdump permission pour non-root

Autoriser les utilisateur non-root à utiliser tcpdump

NOTE : il est aussi possible d'utiliser le sudoer

Source : https://askubuntu.com/questions/530920/tcpdump-permissions-problem

Add a capture group and add yourself to it:

sudo groupadd pcap
sudo usermod -a -G pcap $USER

Next, change the group of tcpdump and set permissions:

sudo chgrp pcap /usr/sbin/tcpdump
sudo chmod 750 /usr/sbin/tcpdump

Finally, use setcap to give tcpdump the necessary permissions:

sudo setcap cap_net_raw,cap_net_admin=eip /usr/sbin/tcpdump

Be careful, that this will allow everybody from the group pcap to manipulate network interfaces and read raw packets!

SyncThing - syncOwnership

Source : https://docs.syncthing.net/advanced/folder-sync-ownership

sudo chown root /usr/local/bin/syncthing
sudo chmod 755 /usr/local/bin/syncthing
sudo setcap CAP_CHOWN,CAP_FOWNER=pe /usr/local/bin/syncthing
tech/notes_linux_capabilities_securite_caps_capsh_setcap.1742825205.txt.gz · Dernière modification : de 127.0.0.1

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