This tag discusses protection of data using system configuration or file-based permissions.

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I can´t access the data from my external hard disc drive

I have installed ubuntu 13.10 on my new Laptop and I want to copy my data from my iMac to my new Laptpo using an external hard disc drive (Elements 500GB). I did a BackUp on my Mac and when I check ...
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2answers
73 views

How do I set permissions on a network-shared folder?

I used system-config-samba to expose a folder on the network with no user authentication. But I got permission failures, so I used chmod 666 shared_folder. When I go to \\computername from a ...
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0answers
40 views

How to restrict user activity in Ubuntu 13.10

I want to restrict user activity to only two specific applications. This is a remote connection program, Java and Mozilla in case the original app is not working. How can I do this? Do I need to ...
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2answers
388 views

How to give a normal user access only to the /var/log directory?

I have a non-admin user in Ubuntu 12.04 LTS desktop 32-bit OS to whom I need to give permissions only to access /var/log as he needs to monitor logs and create reports related to it. I do not want to ...
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0answers
306 views

Error while creating new partition on SD card

My SD card was locked, using a Nokia phone, and I had forgotten the password. So I cleared the SD card in my Ubuntu 13.10. When I tried to create a new partition, it showed the following error: Error ...
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1answer
66 views

Why can't I use anything I download/Why can't I download Unbuntu restricted?

I'm a new user to Linux in general and I'm trying to download Ubuntu restricted add-ons package and I'm having trouble downloading anything. My computer said to download adobe installer and I did, but ...
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0answers
147 views

Apache: Restrict Web Page Access To Windows Domain Users

I have a Ubuntu Server 12.04 running on a VPS and it has a web server on it running the latest version of apache, MySQL and PHP. How can I restrict access to my server so only people trying to ...
0
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1answer
166 views

limit port access to localhost

I've written a few WebSocket servers to run locally for custom personal apps. I have no authentication since they're meant to run locally, but I need to be sure that no other system on the network ...
3
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1answer
91 views

How to hide a code from myself until a specified time [closed]

Essentially, what I need is some way to generate and store a random string (20 characters long, say) for some period of time, such that there is no way for me to recover the string until the end of ...
0
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1answer
467 views

Can I prevent/restrict standard users from installing/uninstalling software?

Can i prevent/restrict standard user from installing/uninstalling software in Ubuntu 12.04 desktop?
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2answers
97 views

Where is dconf in ubuntu-12.04 desktop-32 bit [duplicate]

I am not able to find dconf in ubuntu-12.04 desktop-32 bit?
2
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1answer
366 views

Can I allow a standard user to execute only certain sets of command in terminal? [duplicate]

Can I create a whitelist of commands that a standard user can execute in the terminal in Ubuntu 12.04 desktop? I don't want to block the terminal for the standard user.
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2answers
560 views

How to prevent standard users from accessing other file directory in ubuntu -12-04 desktop? [duplicate]

I need to prevent/restrict standard users from accessing directory like bin,boot,dev,etc,lib,media?
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1answer
242 views

How to restrict standard users from accessing system setting in ubuntu-12.04 desktop?

I need to restrict/prevent standard users from accessing "system settings" in UI ?
0
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1answer
347 views

How can i prevent standard user from accessing terminal?

How can i prevent/restrict standard users from accessing terminal in ubuntu-12.04.2-desktop-i386 ? I need to prevent standard users and administrators(not root account) in Ubuntu user accounts from ...
2
votes
1answer
180 views

How to block cd/dvd drive in Ubuntu?

I have created 3 standard users in my system and I want to disable CD/DVD drive for them. How to do it?
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0answers
27 views

Restricting usb usage [duplicate]

I'm using Ubuntu as a server with windows XP clients. I need to block USB ports for clients (xp) through ubuntu from accessing storage media without affecting the USB I/O devices. Is there any ...
0
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0answers
32 views

“Access Restricted” on certain webpages

I am on Ubuntu 12.04 64-bit and not using any anti-virus. I am getting the following on accessing few webpages Why I am getting this and how to get rid of this?
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1answer
188 views

Disable all USB Storage Devices except USB Dongle

I need to disable all USB storage devices except a software Protection Dongle. How do I do it? I tried black listing the USB storage device, but that seems to block ALL usb devices including the ...
2
votes
2answers
824 views

Why can't I change some file permissions?

I use Ubuntu 12.10 and whenever I click on .tex file it says it is an executable file. I wanted to remove this and tried gksu nautilus, but I can't tick off the permission. When I try to remove the ...
6
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1answer
326 views

How to restrict a user from accessing a particular application?

I want to restrict an application being opened under ordinary privileges. Only root shall run the application, so that contents wont be seen by others and they wont change anything.
6
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2answers
28k views

How to give nopasswd access to multiple commands via sudoers?

Below is what I know: I have to add this below line in sudoers file to give rights to the user for particular task. user_name ALL=NOPASSWD: /usr/bin/apt-get install In this case I want to give ...
1
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0answers
159 views

Edubuntu 12.04 LTS: restricting users to just a few programs

Edubuntu 12.04 LTS: restricting users to just a few programs Been using Ubuntu myself for several years and want to try Edubuntu at a school where a PC would be loosely supervised. I can create a ...
3
votes
1answer
263 views

Need to write a script that will jailkit a user and give them access to a particular website directory

I have a ubuntu 12.04 app server hosting a few websites. We need to give access to the developer to only be able upload files to one of the websites. I have installed Jailkit but can't seem to find ...
1
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1answer
389 views

How do I set up user level restrictions on a gateway?

I am aware that Ubuntu Server can be used as a gateway to allow Internet connection to a LAN. Then we use IP tables or other firewall settings to restrict (for example), certain websites from being ...
-1
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1answer
345 views

How do i restrict user to make changes to NTFS partition ? (in easy steps)? [duplicate]

Possible Duplicate: How to restrict access to a NTFS partition to a standard (non-admin) user? I have 5 NTFS partition on single hard disk where ubuntu is also installed. I want to restrict ...
1
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3answers
1k views

Prevent the guest account from accessing a particular flash usb pen drive key?

My pen drive is very important to me. I have a 32GB one, with Ubuntu 12.04 on it. On then pen drive, I created two partitions; one ext4 for Ubuntu (5GB) and the other partition is fat32, so that ...
4
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2answers
786 views

How to restrict access to a NTFS partition to a standard (non-admin) user?

I am using Ubuntu 12.04. I have 4 NTFS partitions. I have made 2 users: One for myself (Admin) and one for family (standard/non-admin). I successfully restricted the access to my home folder from ...