Raspberry Pi - VNC No Matching Security Types
Many VNC clients may not work with the newest security options that are present in the VNC Server that is provided with Raspberry Pi OS ( Rasbian ). You might see an error like this “vnc no matching security types”.
The easiest and most secure way to fix this is probably to use the official client from RealVNC. This is what I used. You can find it at RealVNC HERE.
Another option would be do downgrade the security options on the server. I didn’t do this myself but supposedly the following steps should work.
- Edit this file:
- Add these lines to the end of the file:
Authentication=VncAuth Encryption=AlwaysOff Password=e0fd0472492935da
Restart the server
Change t he password like this: