The ACL is a security and access component of Operating Systems. It contains a set of entries that determine who and what has access to a specified physical or logical system object.

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How to change permissions on a folder when the owner doesn't have read access and no one else has change permissions enabled?

So the basic scenario is this. UserA creates a folder with a few subfolders and documents. UserB comes along and changes the permissions on the folder and subfolders so he can list folder contents and ...
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POSIX and ACL permissions Mac Server

I have a mac mini server and have a script run at login for network users that mounts a shared drive on the mac server. When they mount up, I create a folder with their name as the folder name. What ...
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18 views

SubInACL using accent in usergroup name returns error 1337

I'm trying to reset my registry permissions to default because something modified it and causing some problems. But when I replace the "Administrators" usergroup name with the translated one which ...
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1answer
23 views

Trying to inherit parent permissions but setfacl doesn't work as intended

I'm running Ubuntu Server 14.04.2 LTS and I've installed acl using sudo apt-get install acl. I'm trying to create a www folder under /srv that the web server has read/write access to in addition to ...
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26 views

Undo setfacl changes

Using Cygwin in a virtual machine, I ran this command setfacl --remove-all /cygdrive/c After that I noticed this message: C:\ is not accessible. Access is denied. I undid this change by ...
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24 views

Squid specific configuration for multiple listening ports

On my entirely Linux-based home network I've a running Squid instance. I've setup Squid to listen to multiple ports, and I want to give a few people access to different ports but with a specific set ...
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42 views

Exporting raw data of Checkpoint Firewall

I am looking to export a Checkpoint configuration to a Excel document (HTML or XML would also work). However, one requirement is to have the configuration showing the rule base with IPs ONLY (no ...
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36 views

ACL inter-vlan routing

I need to configure access control list on layer 3 switches for a some school's: Now the PC's from one classroom can access the PC's from the other classroom. How can I configure that they only can ...
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30 views

Removing lines in text document that end the same

We have a script that downloads a list of domains for our squid box to block, but we keep getting warnings like the following: 2015/03/02 17:08:47| WARNING: You should probably remove '.artnau.com' ...
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31 views

umask linux incorrect file permissions

id buser - umask 0022 - group - appgrp directory /sample/sftp getfacl sftp # file: sftp # owner: appsdr # group: appgrp user::rwx user:590:rwx user:15003:rwx group::rwx mask::rwx other::r-x now ...
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21 views

Invalid hostname in HELO sent by MUA

I have a mail server running exim4 with an ACL that drops the smtp session if the hostname in HELO is an IP address. Exim is configured to do the reverse dns check. The said ACL is the very first one ...
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10 views

Is it possible to allow standard user account manipulate in the routing table under windows 8.1?

Is it possible to allow standard user account manipulate in the routing table under windows 8.1? Can I add policy, configure the system etc so that common user could do this? Thanks!
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10 views

Setting ACL for group read access

Let me introduce you to margaret and pepijn, my two LDAP users. Pepijn is at the bottom of my non-existent corporation's food chain and is therefore member of only one LDAP-group: pepijn@srv:/$ ...
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28 views

Squid - Block FTP Upload

I have a working Squid. Now I'm trying to block FTP Uploads. Downloads from FTP servers should work. Is there a way to set such ACL's? Greetings Florian
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1answer
166 views

Ntfs permission error

We occasionally observe damaged permissions on folders with the error: No permissions have been assigned for this object The affected systems are mostly Windows 7 but also Terminal Server 2008 and ...
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3answers
80 views

Inheriting file permissions

I currently have an AirPlay audio streaming service (Shairport) running on Raspbian on my Raspberry Pi. I have it configured to save the metadata for the songs that are played. For every song, it ...
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192 views

How to deny access on Avira file ipmgui.exe?

i can't modify anything of the ACL of the ipmgui.exe file (or any file of Avira in the same dir). It's not working at all with any cacls line tried, even under a system prompt ! I'm not sure at all ...
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66 views

Remove inherited permissions with SetACL

I'm using SetACL as an alternative to icacls to process objects' DACL SACL and ownership. After reading the documentation, I see that the clear parameter clears the ACL of any non-inherited ACEs, ...
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223 views

Autoit fails to create registry key where regedit does

I wrote a AutoIt program that use RegWrite to add several registry value. I tested it as 'Domain Admins' and it fail to write, I runned it as local 'Administrator' and the values where changed. I ...
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168 views

Samba Guest User ACL Permissions issue

I am trying to set up a share where the underlying files are owned by a particular user but the samba guest user (nobody) has permissions to read/execute. I have spent ages trying different things and ...
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49 views

Allow user via setfacl to chown files

I am using ACL to set specific permissions in a folder: setfacl -R -m u:wordpress:wrx /var/www/html/wp As that user, I am able to create a folder touch test but if i want to change the ownership ...
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1answer
278 views

Use /sys/class/gpio/ in Python without root permissions

I want to interact with the GPIO pins using the Python module Ablib. And I want to do this without root permissions. How can I achieve this? When I create an ablib.Pin instance the module opens ...
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Is there a way to use ACL to deny access to folders by user, preferrably by making them invisible?

Is there a way to use Linux's Access Control Lists feature to deny access to folders by user, preferrably by making them invisible? This is needed for a chroot SFTP environment where we want to block ...
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49 views

Is it possible to hide directories on share using Apple ACL?

I'm just setting an office server running Maverick Server. I can setup control to directories and block some users or group from accessing certain things. However, I can't seem to find any way to ...
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11 views

Windows 8 Admin Users Not Appearing on Refresh or Other Repair Options

Something a little odd has happened where I am working on a system that's been stuck in an infinite repair loop on Windows 8. Further, when you go into the repair -> refresh option, it unfortunately ...
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1answer
137 views

How do NTFS Permissions Work with Deletion?

I have a folderA. I'd like a user (let's call him darth) to be able to do anything (create,read,write,delete) folders/files inside folderA , BUT darth should NOT be able to delete folderA itself. To ...
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16 views

facl doesn't set files executable by default

I ran these commands on a directory: setfacl -d -m g::rwx dir setfacl -d -m u::rwx dir setfacl -d -m o::--- dir getfacl dir returns # file: dir # owner: someuser # group: somegroup # flags: -s- ...
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51 views

Is there anyway you can restrict users from executing a command with another name?

I'm not asking an obvious question here. I would like to elucidate with an example. A user 'bob' is always executing 'chmod 777 /home/bob/impfiles' so that user 'alice' could make changes to the ...
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37 views

Preserve ability to set FACL

Using setfacl on linux, seems like only owner (and root) can modify the ACL via setfacl, is that right? If there is a directory owned by joe and joe grants rwx to marry, she can read any file, ...
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2answers
77 views

Windows VM is resetting file permissions on CentOS host

I have a CentOS host machine with a Windows 7 virtual machine in VMware. There is a shared drive on the host machine (NFS share with other machines on the network) which has been configured with ACLs ...
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1answer
30 views

Why do Protocol Service Multiplexers can take only ODD numbered values between 1 and 32,767?

I am following a book called Bluetooth Essentials for Programmers and I am not much experienced, in the book it doesn't explain the reason of the odd-numbered values and I couldn't find information ...
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94 views

New File via Dropbox Does Not Inherit Windows Directory Permissions

Environment: Windows Server 2012 Mac OS 10.6.8 Dropbox The purpose of the Dropbox share is to allow the user on the Mac to move files into a directory that is served by IIS on the Windows Server ...
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1k views

How can I make Windows modify CIFS/ZFS ACLs 'correctly'

I have a FreeNAS (FreeBSD) system with a CIFS share (called "library") backed by a ZFS file system. The share is set up as per the FreeNAS GUI to use "Windows / Mac" ACLs which I'm led to believe ...
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15 views

How to stop existing user appearing in lastlog?

-l, --no-log-init is available in useradd, but not in usermod. How can I modify a user in this manner? And how does it work anyway?
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set ACL for BackupUser

I want to backup a whole bunch of folders from different users remotely. Therefore I created a special user that is able to log into the machine and (should) have the right to read all the files via a ...
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1answer
97 views

Standard user cannot access directory with ownership and mod 777, but root can

I have the weird issue of a directory being visible and viewable by root, but not by average users (even a sudoer). I run the command ls -alF at the directory containing the folder in question, and I ...
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135 views

ACL inheritance Hide files, show folders (Windows XP/…/7)

I'm currently trying to set ACLs in way that every people from a folder can access every sub-folder in it but cannot see the files. Is it possible to do this ? Possibly with an inheritance system ? ...
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1answer
976 views

Why did Windows 8.1 damage the security permissions on a drive from another Windows installation

I have a problem with Windows 8.1 and doing a "quick" backup of the files and folders on another installations HDD Scenario: Computer A: My computer = Windows 8.1 fully patched Computer B: ...
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748 views

Can't delete folder as admin, asks for Admin User that doesn't exist - “You'll need to provide administrator permission to delete this folder”

I am having a similar issue to the user who posted here. Basically, a folder in my Downloads (which shouldn't have any special permissions) won't allow me to delete it. When I try, I get a message ...
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1answer
334 views

ACL On Linux like Windows Permissions

Is there something for Linux where you have more advanced controls for linux permissions on users and groups like Windows. Is that what SeLinux is about?
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108 views

Exim is ignoring my ACL definitions for blacklists

As I am running several free sites which are CMS - based spammers are massivly attacking me. So I decided to set up my exim4 - installation for blacklisting domains. Exim seems not to care about any ...
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1answer
2k views

How to setup nfs share for users with write permissions

We used ubuntu linux on desktops with ldap authentication. Both on server and clients we have identical users and groups. I've setup nfs server with public share, which should be available for all ...
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1answer
569 views

Is it possible to set ACLs on a sysfs mount point?

I'd like to add the write access on /sys/power/state to my UID via ACLs, this way I'd don't need to use sudo or any setuid program to make my workstation go on sleepmode, is that possible ? I tried, ...
2
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1answer
376 views

ACL vs standard file permissions - which are used when accessing file?

ACLs and standard file permissions seem to be synchronized: $ getfacl test.cpp # file: test.cpp # owner: scdmb # group: scdmb user::rw- group::rw- other::r-- $ ls -l test.cpp -rw-rw-r-- 2 scdmb ...
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2answers
169 views

How can I set default permission with ACL in linux?

I have two groups group1 and group2. I need group1 users to be able to read-write (rwx) files owned by users in group2, but users in group2 cannot write to (r-x) files from group1. All users in a ...
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154 views

Explorer.exe COMRuntime error: unexisting user can't get access permissions to COM server

since explorer has no appid, it's not possible to find relevant DCOM component in Component Services. I tried editing access rights in Elevated-Unelevated Explorer Factory component and editing ...
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1answer
214 views

Effective group permission of a directory - setgid ineffective

I have this /srv directory that, for convenience, I would like members of the wheel group to have write access to, and for any files and directories created to transitively inherit the permissions. ...
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2answers
9k views

Change registry permissions via command line (batch file)

I found an awesome Reg Hack for Windows 7, that renames the 'Computer' icon to something like %username% on %computername%. Unfortunately, in the tutorial, it says to change permissions of the ...
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1answer
110 views

What does it mean to tor your ACL? [closed]

I've heard many people say that they tor their ACL. What does it mean? like they anonymously route their user permissions?
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35 views

Single permission OS X ACL entries

I'm just trying to understand what happens when you apply a new ACL entry (specifying only a single permission) to a directory or file through the terminal. For example if I were to run this to allow ...