Nothing to see here - practical advice to avoid tunnel vision and similar decloaking techniques against VPNs

Day 1 | 12:00 | 00:30 | UB4.132 | Till Maas

Note: I'm reworking this at the moment, some things won't work.

The stream isn't available yet! Check back at 12:00.

In May 2023, the a decloaking method called tunnelvision raised awareness about security implications about supporting the DHCP option 121. This talk with show practical mitigation methods against this technique and also similar issues that deserve similar attention. This will be from the perspective of the team developing NetworkManager that makes mitigation against this easily available.