Short for "file system permissions" - access control based on user, group, or global access.

learn more… | top users | synonyms (2)

7
votes
2answers
521 views

How can I stop banshee from downloading podcasts as 'read only'

When Banshee downloads podcasts to the 'Podcasts' folder, it marks that folder as read only. This is a problem when I want to sync them to my Android smartphone and I am unable to listen to them ...
5
votes
1answer
3k views

How do I restrict users?

I'm using Ubuntu 10.04. I would like to create a new account, for other people using my computer. I would like my guest to have access to Internet, text editor and other application installed on my ...
4
votes
1answer
295 views

Lost privileges since upgrading to 13.10

Since upgrading to 13.10, I no longer have the 'privileges' to do the following things: Mount USB/CDROM drives Run software centre or software updater Press the GUI shut down or restart buttons ...
4
votes
1answer
320 views

Assigning different directory permission for each different groups

I am running Ubuntu 12.04 64bit server on ext4. There are four user groups - marketing, sales, admin and etc. I need to assign different permissions to /archive as follows: rw for the marketing ...
4
votes
3answers
7k views

What are the default file permissions for the home folder?

I have somehow inadvertently altered the file permissions of my home directory. I wish to change them back to the default permissions. However, I can´t seem to find out what the default is. ...
4
votes
1answer
7k views

problems with sudo permissions - /var/lib/sudo owned by uid

my system is a new 11.04 ubuntu and i recently started working with LAMP. some how, when i tried to change permissions of the var/www/ for netbeans to work on the local server, and did something that ...
3
votes
2answers
5k views

Cannot start Webex session. Java permission issue?

My fingers got ahead of me today and I managed to disable Java for Webex on my machine. (Install details: Ubuntu 12.04 32bit, Chrome 32.0.1700.77, Java v7, update 51, Webex working fine for a year ...
3
votes
2answers
8k views

Mounted cifs share but no write permissions

Have reinstalled Ubuntu on my web dev server. On the old one I had an smbfs share setup to access a share over the local network to other Ubuntu boxes. It was setup using the following and worked fine ...
3
votes
1answer
2k views

Why does chmod 644 make directories inaccessible?

I have a bunch of media files (that only need to be 644) that were a mix of various permissions. Some were group or global writable so I thought, just to be safe, I'll chmod them all back to 644. The ...
3
votes
2answers
1k views

How to make files accessible only by root?

I'm using Ubuntu and I'm here to know is there any way to modify access of a specific application so that it can only root has access to it? Currently that application can be launched by general ...
3
votes
2answers
8k views

How do I change file permissions on a FAT32 drive?

I have Ubuntu 10.04 LTS. I've noticed recently every file in my Hard Drive get executable privilege even every text files so when open it a pop-up window asks me what to do(run in ...
3
votes
2answers
13k views

How to change xorg.conf file with permission?

I want to edit the /etc/X11/xorg.conf file but I can't save the file. It says "permission denied." How can I edit the file?
3
votes
1answer
664 views

Sudo permissions error

I am getting the following error: sudo: unable to resolve host XXX sudo: /etc/sudoers is mode 0666, should be 0440 Segmentation fault To start xampp, I typed sudo /opt/lampp/lampp start Please ...
2
votes
1answer
3k views

How to permanently change permissions for /dev/ttyS0

My system is Ubuntu 13.04 and works fine, but I had to installed VirtuaBox to guest Windows XP which is essential tu run an application that dialogues with an alarm set by a USB-to-Serial adapter. ...
2
votes
1answer
397 views

How can I change the permissions of a folder from create or delete to list files only on a NTFS partition?

I have many NTFS partitions on my PC. If I change the permissions of a folder on a NTFS partition from "create and delete files" to "list files only", its permissions will return to "create and ...
2
votes
1answer
1k views

Correcting /var permissions to it's original state

Ok I just royally screwed up my /var folder's permissions. I thought I was inside /var/www and did a chmod xxx ./* on the parent folder /var instead. Now all the permissions inside /var are messed ...
2
votes
2answers
20k views

How do I get root access to hard drive from livecd?

ubuntu 11.10 has faffed up on me, It wont let me get passed the login-screen ( i have been searching around online the last two days and none of the proposed solutions worked) as at this point I dont ...
1
vote
3answers
2k views

/etc/profile permission denied

I'm running an Ubuntu 12.04 LTS partition and I've recently have had issues logging in. From the GUI login screen, when I enter my username and password, it takes me right back to the login screen. ...
1
vote
2answers
6k views

Ubuntu sudo not working

I wanted to move a file to a /usr/python2.7/ but i was unable to do so, so i changed the permissions of /usr to myuser: sudo chown -R ***** /usr it worked but i realised it was a blunder when sudo ...
1
vote
2answers
2k views

FTP Changes file permisions

I am trying to make changes to my website over ftp but when I save any files it changes the permissions and owner to my username. I can edit files in the same folder trough samba without changing the ...
1
vote
3answers
5k views

Directory Permission Change Not Working

I'm sure I'm missing something quite basic here, but I'm running Ubuntu through Virtual Box on my Mac, and so I need to give my Ubuntu user read/write access to the folder shared by the host and guest ...
1
vote
4answers
360 views

Why does nothing work after I randomly changed some file permissions?

Ok so last night i was trying to set permissions to some folders in my File System, since apparently im not an admin on my own computer. And now everything got messed up today and i don't know what to ...
1
vote
1answer
7k views

I accidentally made my file system read only. How can I change it back?

I accidentally locked my Ubuntu System. Now everything is read only. The closest i can remember which might have done this is, I was trying to change the authority of a fstab symllink with chown -h ...
1
vote
3answers
7k views

Error: svn: Can't create directory .svn': Permission denied

When I run: svn co http:://mysvnserver.com/trunk --username myuser I get error: svn: Can't create directory .svn': Permission denied (I set folder permission to 755 with : chmod -R 755 + ...
1
vote
2answers
10k views

403 Forbidden Error when accessing enabled virtual host

When accessing a site defined in my local dev environment, I can't seem to get past a 403 Forbidden error. Under /etc/apache2/sites-available/ I have defined a file fun.local: <VirtualHost ...
0
votes
1answer
41 views

Does ubuntu treat downloaded files specially?

There is a script which just adds extra lines to my /etc/hosts file to enable local development. Since it's pretty useful, I decided to keep it in a gist. When one of my friends downloaded the ...
0
votes
1answer
220 views

Correct permissions for sudo LAMP /var/www directory

I am trying to set permissions with sudo 775 - R /var/www/ on all folders and all files in the www folder of lamp for sudo user. Is this the correct way to set up the system?
0
votes
1answer
96 views

Fixing var errors

Sorry for not being able to properly format my question because I'm using SE Android app, my xubuntu isn't working. I dont know what exactly is the error but I'll try to describe what happened and ...
0
votes
1answer
2k views

Default user-group owner for /var folder

Unfortunately I missed and suddenly change permission for whole /var folder content (chown -R www-data:www-data ../../, but I was inside /var/www_virthost/mydomain), what is wrong as I guess ;) But ...
0
votes
2answers
851 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?
0
votes
2answers
4k views

File permissions in /var/www not changing

For some reason I can't change the file permissions of my var/www folder or anything else inside it. I've tried using gksu-nautilus to change the permissions but it doesn't work. When I open the ...
-1
votes
1answer
426 views

How create symbolik link /dev/usb/lp* and permission change to raw print? Xubuntu 14.04

i want use a symbolic link from usb printers but i can't write to this device: $ ls -l /dev/usb/lp* crw-rw---- 1 root lp 180, 0 jun 25 14:17 /dev/usb/lp0 crw-rw---- 1 root lp 180, 1 jun 25 14:17 ...
13
votes
4answers
603 views

Good and easy way to share files on local machine

I would like to have a directory that has following properties: Many users can copy files into it These files can be deleted/changed by these users (user A can delete/modify file that was copied ...
28
votes
3answers
92k views

'chmod u+x' versus 'chmod +x'

What is the difference between chmod u+x and just chmod +x? I have seen a ton of tutorials that say to use u+x to make scripts executable. However, the u is not mentioned in the chmod help or ...
7
votes
6answers
47k views

How to give read write permission to a folder and its sub folders and files?

I have changed ownership of my localhost file on /var/www/ and its sub folders and given it permission 777. However, whenever I add a new folder in it the new folder does not automatically get that ...
5
votes
1answer
18k views

Configuring Permissions for FTP and Apache

I have a web server (Apache2) that i access with FileZilla. On my web server i have a dir /home/admin/www that i binded to /var/www. So i can access it with FTP. This works perfect! But everytime ...
12
votes
3answers
15k views

Can't set permissions for files on an NTFS partition

I remember that I was able to run a Linux .exe that was placed on an NTFS partition earlier before I installed 10.10 RC. But if I try to run it now, I can't run it as it hasn't the execution ...
5
votes
1answer
107k views

how to make chmod 777 all /var/www subfolders

im running webserver and ftp server, where my /var/www is binded on my /home/user/www i made both directory at chmod 777 (which is fine since its for testing only) i can upload files inside ...
14
votes
4answers
38k views

How to find owner and group of a directory?

How can I find out owner and group of a directory in Ubuntu?
11
votes
2answers
71k views

How to copy files into /usr/local/? (permission denied)

I'm still a little new to Ubuntu and was wondering how I can copy files, in this case Aptana Studio, to /usr/local/ without being denied. Is there a way to do it in terminal? Or a way to allow ...
4
votes
2answers
30k views

How can I change permissions of a folder, including its enclosed files and subdirectories?

I need to recursively change the permissions of all folders, sub-folders and files from within ~/.local/share/Trash/expunged Does anyone have a clue or idea on how to do this? I have tried ...
3
votes
7answers
14k views

Matlab install - Java permission denied

Matlab version 2012. I know there are many threads about this, suggesting to chmod +x the following files (if you are in installation directory): sys/java/jre/glnx86/jre/bin/java ...
17
votes
3answers
587 views

When are “User Privileges” relevant?

I notice that many of the user privileges in "Users and Groups" are not ticked on my user, but I still have access to the items they specify. For example, I'm constantly using VirtualBox for ...
8
votes
3answers
28k views

How do I allow a non-default user to use serial device ttyUSB0?

I have an Ubuntu 11.10 system with 2 users: The first was created during the installation The second instead was created after. It belongs to the sudoers group. Now the problem is that when the ...
6
votes
1answer
17k views

How do I give www-data user to a folder in my home folder?

I have a folder: /home/myuser/folderA I want to give www-data user write access to the above, while 'myuser' continues to have normal access (as it is myuser's home folder anyway). Which commands do ...
4
votes
1answer
2k views

Give permission to user ONLY to install applications

I've been using linux for 6 years, but only now I had the task of creating 2 accounts into one PC. Those 2 accounts are Admin(Mine) and User(My Mother's), the problem is, when she tried to install an ...
3
votes
2answers
10k views

403 Forbidden clean apache2 install

I recently reinstalled Ubuntu and then installed the lamp-server bundle via tasksel and the installation went fine. I had backed up the files from the /var/www/ folder and planned to just place them ...
2
votes
2answers
1k views

Permanently mounting Windows' NTFS partition, fully enabled

I'm transforming a Windows 7 PC into a dual boot system with Ubuntu 10.10. Following other questions on this site, I've mounted my Windows drive by adding this to fstab UUID=blabla /windows ntfs ...
12
votes
7answers
4k views

Mounting a Windows folder with writing permissions in Ubuntu

Apparently the answer is here: http://superuser.com/questions/251537/mount-specific-ntfs-directory-on-linux however it is not working as expected. I have a dual boot system with Windows 7 and Ubuntu ...
7
votes
3answers
1k views

Why are the default permissions for /media/username root:root?

I have tweaked the permissions on /media/username from root:root to username:root [1]. I understand that a user-centric location allows user-centric permissions [2]. But why were the permissions for ...