user group rights

Hello, I would like to know if it is possible to restrict a specific group access to a specific node. For example, I have 3 nodes (pve1 pve2 pve3) and groups Admin and Standard user. I'd like to restrict Standard users from accessing PVE1 but leaving the nearly admin access to PVE2 and PVE3...

hi all, i have a group since older versions for users. since v8 group rights are different/new. i have mount a nfs storage with iso´s, how can i add rights to my user group, thats users can only use iso´s, but don´t can remove and edit it and don´t show others on this storage? my user-group is...