Allowing and restricting which users can perform what operations of particular files

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0
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1answer
18 views

problem with installing Network Storage drivers

i have a problem with accessing to my iomega-ix2 network storage. when i read the manual, i found that i have to download and install certain files (download link is in the bottom) so when i download ...
2
votes
2answers
8k views

Permission Problems for copied files from NAS

I access my Synology NAS via AFP and can open/edit all of my files directly on it. But when I copy a file to my desktop I can't open it. Finder tells me I don't have appropriate permissions. When I ...
0
votes
1answer
2k views

Sharing common folder in OS Mavericks and on Windows 8?

I have many PC with Windows 8.1 and a Mac with Mavericks. I have a folder on the Mac that is shared with the PC. "Share" folder which is shared over network . I want help regarding this : 1) I want ...
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votes
2answers
2k views

Mysterious “Staff” account on my school laptop

There's a account named staff, which I discovered had read permission on my home folder, when I did Get Info on it for an unrelated purpose. So, naturally, I went into System Preferences, and looked ...
0
votes
1answer
1k views

What is daemon user on mac?

I installed XAMPP on mac and it uses the user daemon. I have trouble accessing an external site that I have setup for which I am getting "Access Denied" error. This is likely because daemon user does ...
7
votes
2answers
15k views

How to move the Downloads folder (in Mountain Lion) to another disc

I want the "Downloads" folder not on the system drive but on my second internal drive. In Lion I just deleted the "Downloads" folder and replace it with an alias with the same name (pointing to the ...
8
votes
2answers
106 views

Do iPhone apps have permission to make calls without user interaction?

I was reading about a missed call scam just now where the user gets charged even if they don't call the number back. It occurred to me that a malicious iPhone app could make calls to premium numbers ...
3
votes
1answer
4k views

Confounded by permissions problem on NFS share

I'm setting up an NFS server (Ubuntu) to serve files to several Macs (10.7). The way it's set up, I can log in from any Linux client and read/write over NFS exactly as expected. (I've set up ACL ...
3
votes
1answer
3k views

How to mount a shared folder as disk with `rwxr-xr-x` permissions?

I shared a folder from the host system (OSX) and use mount it in the guest system (OSX). But it is mounted only with rwx------ mode. I granted an rw access for the shared folder for a user in the ...
4
votes
2answers
78 views

permission denied mkdir /Volumes

I'm getting a permission denied when attempting to create or mount at /Volumes on my mac. I'm an admin and I can do both of those things with sudo, but I don't understand why I have to use sudo on ...
3
votes
4answers
12k views

Photoshop on mac “could not save [file] because write access was not granted”

I've been seeing this error a lot lately: Could not save [file] because write access was not granted I've checked all the standard reasons why permission to save a file might be denied: The ...
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0answers
6 views

Wrong file group for various files and folders after restoring from Time Machine

After I change to an SSD and restored my computer form a Time Machine backup, all the files and folders in my users home folder have a wrong file group. They all have the file group set to 503, which ...
5
votes
3answers
568 views

Is there a command like namei for OS X?

I'm sifting through some incorrect permission issues and discovered the namei command for Linux. Homebrew doesn't currently have a Mac port. namei - follow a pathname until a terminal point is ...
0
votes
0answers
57 views

Terminal Error: pointer being freed was not allocated *** set a breakpoint in malloc_error_break to debug - Unable to Repair Permissions

I'm getting an error when I open Terminal saying: login(495,0x7fff77186000) malloc: *** error for object 0x7f8cdad0b780: pointer being freed was not allocated *** set a breakpoint in ...
1
vote
1answer
2k views

How to automatically apply permissions to files added to a shared folder

I have a shared folder setup on a Mac Mini Server. It has permissions for our company group to read/write. When a mac user adds a file to the shared folder, it inherits the permissions of the folder ...
0
votes
1answer
28 views

Sharing & Permissions has 2 “everyone” entries, OS X 10.10.5

I was doing some stuff with the system administrator to my computer and we are not sure what we did to have this happen but we now have 2 everyone permissions in nearly every file on my compute. The ...
1
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3answers
25 views

Access to MacBook Air backup files

I am trying to access some lost photos from a MacBook Air backup (I no longer have the computer). I am denied acess to pictures folder because I don't have permissions. How can I log in with password ...
3
votes
2answers
8k views

How do I edit an Info.plist file?

I want to edit three lines of file Whenever I try to edit it this comes up I already gave myself permission to Read & Write (I'm 21muffinp) The same thing still comes up, saying I do not ...
0
votes
1answer
83 views

I broke sudo - how do I fix it?

Apparently I can't sudo on my Mac any more. Piers-MacBook-Air:~ piersb$ sudo ls Password: Sorry, user piersb is not allowed to execute '/bin/ls' as root on Piers-MacBook-Air.local. ...
3
votes
2answers
21k views

Error: “The operation can’t be completed because one or more required items can’t be found. (Error code -43)”

I accidentally pulled an NTFS hard drive out of my Mac OSX Mavericks machine several times and realized that I accidentally created multiple entries of many different names in my /Volumes/ folder. Now ...
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0answers
26 views

File permissions and saving to `smb` server

Suddenly I have the problem that I cannot save files with Xcode on a server mounted via cifs:// or smb://. [Xcode 6.1; Mac OS X 10.9]. I get the following uninformative error: I also checked the ...
0
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2answers
36 views

What happens if you used “rm -rf *” in /Users or /Users/someUser?

Note: Don't type rm or any variation of it into terminal under any circumstances if you are not experienced with the command line Does the Mac OS X block you from using rm in those directories to ...
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votes
1answer
2k views

File Sharing Mac-PC results in Permission Changed and Locked Files

Recently I decided to recycle one of my old Macs into a home-file-sharing-server. The Mac running Yosemite is connected to a router with Ethernet and is running PLEX server. A hard drive is also ...
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0answers
18 views

Share single dropbox account between two user accounts

I have two user accounts on my MacBook, one for work and other personal. I would like to share the same dropbox account between both user accounts with read & write access. Currently I have access ...
0
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2answers
46 views

About Mac computer's file permission

I was trying to install Joomla on my Macbook Air under XAMPP. I successfully installed it, but when I try to open the front-end, I keep getting this mkdir():permission denied error. Two questions ...
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0answers
14 views

access mount drive that was created by another user

I'm working on 10.11 instance with multiple users, and one of the standard privileged users have created mount drive. Now I'm trying to connect the same drive from terminal command line on different ...
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0answers
25 views

How to set default ownership of a shared folder?

How can I set default ownership of newly created files and directories of a shared folder to the original directory owner? The original intention is letting B read/write A's shared Google Drive ...
0
votes
1answer
49 views

Editing com.apple.atrun.plist on El Capitan

I am running El Capitan on several computers and would like to be able to use at to run scheduled jobs in the background. Enabling at requires editing ...
2
votes
1answer
25 views

give read&write permission to only 1 file in folder

I am trying to manually modify preferences file located at /Library/Preferences/SystemConfiguration/preferences.plist To modify it, I need to give it read&write permission. I did that. The ...
14
votes
3answers
2k views

In OS X, is it better to put apps in /Applications or in ~/Applications?

I've noticed that pkg installers and obviously apps installed from the App Store) put apps in the /Applications file, yet Steam usually puts them in ~/Applications. Both work, and both are writable by ...
21
votes
4answers
22k views

File can't be moved by root on OS X

I tried to move a few files to a subfolder on OS X. One refused to move. It said Operation not permitted. I tried again as root: $ sudo mv file subfolder/ mv: rename file to subfolder/file: Operation ...
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0answers
18 views

Can't Open or Edit Microsoft Documents in Shared Folder

I recently bought a Macbook Pro - It's my first Apple purchase. My partner and I both have an Administrator login. We have put a number of documents (both Apple and Microsoft) into the shared folder. ...
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0answers
24 views

Accidentally granted myself all directories on my mac

so I was working late last week and accidentally granted my user the ownership of all the files on my mac, with this command I think: sudo chown -R / I have been fixing it to make apache, sudoers, ...
3
votes
2answers
399 views

Hardening Time Machine Security

In face of the news that there is now a ransomware for mac in the wild I thought about the security of my time-machine backups. Permissions First, I had a look at the permissions of the files that ...
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0answers
30 views

User with read-only permission can still write

I have a share that has the permissions: User "K" -> read/write Group "Home" -> read only. However, when a user other than K, member of group Home connects to this share she can still create files ...
24
votes
3answers
14k views

What does “@” signify in unix file permissions?

I have a file with the following permissions on my MacBook Pro: -rwxr-xr-x@ 1 root wheel 101K Feb 29 17:09 apachectl What does the @ stand for? I can't execute the file and this is the only ...
0
votes
3answers
5k views

SMB share can't rename files/folders

On occasion cannot rename or delete files & folders on a Windows Server 2012 R2 SMB share from a Macbook. Mac OS X 10.10 build 14A389a The SMB share has granted "Everyone" with Full Control ...
2
votes
2answers
2k views

Preview refuses to open pdf file, incorrectly claiming a permission issue

I had to force quite Preview (it became unresponsive after trying to open a 200Mb animated gif), but after re-starting it some files there were open before no longer open. Instead an error box pops up ...
1
vote
1answer
28 views

Change encrypted internal HD permissions to prevent password prompts

I have an iMac (running OS X 10.11.3) with a dual disk setup. A ssd for the OS (with Filevault turned on) and a HDD for storage that is formatted OS X Extended and Encrypted. The intention is to ...
2
votes
2answers
89 views

Questions about permissions, specifically across machines

I've got a couple of external HDDs and I've noticed the permissions on them are differ, which has got me wondering how a few things work. On the hard drive that seems to be normal, it has the ...
0
votes
1answer
114 views

OS X 10.11 Not able to change the folder permission

I have root permission but still I am not able to change the folder permission sudo chmod -R 777 /Applications/Safari.app/Contents/MacOS/ chmod: Unable to change file mode on ...
52
votes
5answers
26k views

Homebrew permissions & multiple users needing to brew update

I'm using Homebrew to manage package installs on Lion (Lion Server actually but this shouldn't matter). Homebrew was installed under one user. Now a different user would like to add a package and ...
1
vote
0answers
30 views

Is adding root to the user group staff safe?

So it seems my library folders are owned by my user, and staff is the user group. When I run commands in sudo, I get warnings from programs like pip that root doesn't own the folder/file. To avoid ...
0
votes
0answers
252 views

I get a permission denied error when trying to run pip

I am trying to run the following command: pip install -U pip setuptools However, I get this error output: Requirement already up-to-date: pip in /Library/Python/2.7/site-packages Collecting ...
0
votes
1answer
46 views

How to give access to my user and _www

I am new to mac and running a website through apache server. The code for my application is being accessed by the _www user, so I set the ownership to _www user but then when I try to edit a file from ...
0
votes
1answer
123 views

LSOpenURLsWithRole() failed for the application /Applications/darktable.app with error -10810

Darktable mysteriously stopped working on me yesterday. I tried restarting my iMac, deleting and re-installing darkable and finally after going through some forums I tried running through the ...
1
vote
1answer
156 views

User permissions problem after restoring from Time Machine to a new user Mac OS X El Capitan

My old MacBook Pro died so I did a restore from a Time Machine backup to an iMac. I did the restore to a new user so the info already in the iMac would not be lost. Everything went smoothly and I have ...
1
vote
1answer
56 views

How Do I Reset the Sharing & Permission Setting on a MacBook?

When you select the "Get Info" option, the mac will bring up a pop-up with the various attributes of the object selected. In the "Sharing & Permissions" section, you can set the access level. ...
11
votes
6answers
4k views

How to figure out what is causing the ownership of /usr/local to change from my-username to root

I use homebrew as a package manager for certain web development app. To keep brew up-to-date I run update brew every couple of days and also run brew doctor. Usually, this is fine and brew tells me ...
9
votes
5answers
712 views

Cannot open Terminal on mac (“Not allowed to use” error message)

I cannot open Terminal at all because of this error message. (Probably the rudest error message I have ever seen on a computer.) This mac was originally a school computer and the permission to use ...