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3
votes
2answers
188 views

Denying “/opt/” access for SFTP Users other than particular dir

This is my first (newbie) post here in unix stackexchange. I want to use my WebServer (Debian) as SFTPServer giving access to particular employees. The dir structure is as follows under root: ...
1
vote
2answers
527 views

Create guest account with restricted access to applications

I'm trying to create a guest account in arch linux that only allows the user to use simple applications like firefox. I do not want them to have access to programs like terminal or grub-customizer ...
1
vote
1answer
54 views

How to create a SOCKS only group?

I am currently trying to set up a user group that can connect to a server over SSH but only proxy through it. They can't see any files or run any commands. Users in the group would also be able to use ...
3
votes
0answers
89 views

Restrict the maximum number of independent IP connection on specific port at the same time

I set up a server as a socks5 proxy. I'd like restrict the maximum number(1 or 5 or 20) independent IP connection on specific port at the same time. I have searched on google, only see some articles ...
3
votes
0answers
99 views

What default shell to use for an SSH user limited to a single command

When limiting a user to a single command via ssh, what default shell should be used for the user? This is a follow up to how can shellshock be exploited over SSH? I have a machine that is running an ...
3
votes
0answers
127 views

Restricting access to just CVS and Git commands

At work we have a server which hosts our CVS repository and in order to restrict shell access to this system, I have deployed rssh which has worked well for a number of years. We are now converting ...
3
votes
0answers
137 views

Restricting sound control

I need to restrict users so that they cannot output sound from built-in speakers. They should plug their headphones to hear any sound. They should be able to control headphone volume level, but not ...
2
votes
0answers
75 views

How to restrict directory name creation to pattern?

I have FreeNas CIFS share. Mount command result: /dev/ufs/VSPHERE on /mnt/VSPHERE (ufs, NFS exported, local, soft-updates, nfsv4acls) I want to restrict users from creating directories that do not ...
1
vote
0answers
55 views

Restrict SSH access to git usage only

Using: ssh-keygen -O force-command="/bin/restricted-command", or command="/bin/restricted-command" at the beginning of an authorized_keys line one can force a key-based SSH connection to execute ...
1
vote
0answers
51 views

Is it possible to edit vsftpd.conf giving ftp access to an user to only a few directories inside the server?

I want to know if a user can access multiple directories in a ftp server and no other directories. I want access to more than 1 directory. I know how to restrict access to a single directory by giving ...
1
vote
0answers
64 views

Run a script (for an app GUI) when logged from NX but limit shell commands on terminal

I have a user which will be accessing an app GUI via NX NoMachine. I want to allow this user to execute the command to bring up the app GUI (done automatically by NX) BUT prevent him from executing ...
0
votes
0answers
62 views

Create a user who cannot explore system directories

I have a Centos 6.5 machine. I add users with useradd username. These users cannot browse other users directory, but they can browse all the OS filesystem starting from / and see configuration, ...
0
votes
0answers
48 views

User that can be accessed only from other user account

I have a number of users (23) but I want to create another user that can be accessed only from one of the user account to do some specific task. How can I do it. And obviously this user cannot be ...
0
votes
0answers
153 views

can't find my user name in /etc/passwd nor name of my initial group in /etc/group

Here is what i get: [zehu@danville ~]$ groups apl vboxusers [zehu@danville ~]$ [zehu@danville ~]$ grep zehu /etc/passwd [zehu@danville ~]$ [zehu@danville ~]$ grep apl /etc/group [zehu@danville ...
0
votes
0answers
26 views

Permisison/Ownership issue with secondary FTP account

I have Centos 6.5 final. I have chroot setup and working properly and I also installed vsftpd. I now need to create a new user named extDeveloper and give this user access to a specific account. I ...
0
votes
0answers
189 views

Jailkit not working properly when connecting remotely from iPad via SFTP app

I used jailkit to add users and restrict them to a jail directory. It works for Linux and PC clients connecting to the ssh server but when I connect with iPad it gives them access to everything. I ...