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.

learn more… | top users | synonyms

0
votes
1answer
32 views

How to interpret extended attributes on MacOS X?

I have a problem with rsync (version 2.6.9 which is outdated, but this is another problem) not correctly synchronizing files from MacOS X to MacOS X (versions Mountain Lion, Mavericks, Yosemite and ...
0
votes
1answer
28 views

cygwin unzip is creating dir/files that I cannot delete later

UnZip 6.00 of 20 April 2009, by Info-ZIP -- from cygwin 32-bit. Windows 7 Enterprise. Run with Administrator access. When I use unzip to explode .zip files, the directories and files that are created ...
0
votes
0answers
15 views

How would I pull a list of all files a user has write access to on Samba based on ACLs?

My boss has tasked me with a job that I am unsure how to accomplish. We have a Ubuntu system running Samba in user mode. Over the years, various IT guys at the company have applied ACLs via setfalc to ...
0
votes
1answer
39 views

Taking ownership of a folder and adding full permissions to a domain account in powershell?

Taking ownership of a folder and adding full permissions to a domain account? I have a Powershell function that does part of this, but it doesn't use the domain account to take ownership and add ...
0
votes
0answers
12 views

Can local Allow before local deny - correct canonical form for ACL?

I have been trying to get up to speed with Access Control Lists and feel I have got a little confused understanding what order you can put things in. I get the idea (from the chmod man pages): ...
0
votes
2answers
28 views

Is there a way to use ACL to have multiple groups owning one folder?

So just like the title says I am wondering if there is away for me to have multiple groups owning one folder with an ACL? I would like to have these Groups ftp_read I would like to have read set ...
0
votes
0answers
5 views

Acl setted file deleted and recover automatically in windows

I have set acl on linux share folder. For example if I have share name stock. And in stock share there are two folder Thinclient and Synapse. So for Thinclient I have given permission for rwx with ...
0
votes
0answers
13 views

firewall access list configuration

I am required to configure a "firewall" access list on packet tracer that is supposed to block ping requests, telnet, SSH and FTP traffic sourced from the internet (a random ISP router). So far, I ...
2
votes
0answers
70 views

Preventing ransomware attacks by detecting suspicious levels of file system activity

Assume a Windows 8/10 home/small office system with 3-4 users and a few TB of file share (say 6TB in a suitable RAID). Most files are static, but sometimes files get moved round or modified. But if ...
0
votes
0answers
28 views

Disable ACL globally or for a directory only

I have a VM with Debian on it. ACL is enabled. I wanted to ask how I can properly disable it (I know that this might lead to a bunch of permission problems) globally or just for a directory. I'm ...
0
votes
0answers
26 views

Layer 3 switch with ACL or firewall

I have a layer 3 switch with VLANs that have ACL, do I need to get firewall hardware or will ACL do? This is for a home network.
0
votes
1answer
39 views

Changing acl permissions of user1 home directory so nongroup member can access it while group members cannot

I have several users in several different groups. So... sudo su >$ ls -l /home/ drwxr-x--- 5 root group1 4096 Mar 18 12:44 group1 drwxr-x--- 6 root group2 4096 Feb 9 13:...
0
votes
2answers
32 views

Inbound/Outbound ACLs?

I do understand the basic difference but I find it confusing. One processes packet first then routes it and other routes first and then it's processed in ACL. If I want to save routers resources then ...
1
vote
1answer
77 views

Does WinSCP support Linux ACLs?

A Windows desktop user is using WinSCP client to connect to a Linux server to pick and drop files. The client seems not to recognize the Access Control List (ACL) for this directory. Does WinSCP ...
1
vote
0answers
107 views

How do I add add urlacl to already used 443 port?

I am trying to give uralacl to my user ad\user running this command: netsh http add urlacl url=http://+:443/ user=ad\user but getting this error: Url reservation add failed, Error: 183 Cannot ...
0
votes
0answers
31 views

Directory masks and permissions do not work with centrifydc-samba

I have linux machine with moosefs mounted disks, that are shared to AD and other users via centrifydc-samba daemon. When I modify the umask in my linux cli and then create a folder it behaves as ...
0
votes
1answer
67 views

ACL not working on btrfs filesystem

I'm trying to use ACL's to make all new files and folder in a directory belong to a certain group, but it doesn't seem to have any effect. I've run these commands in the directory: setfacl -d -m ...
0
votes
0answers
14 views

Dual Booting Windows and SID Issues

Installed a new instance of Win10 on a newly acquired SSD. I want to have the option of still using the existing Win7 instance. Path to how I got to where I am today. Factory installed Win7, used ...
3
votes
1answer
263 views

Stop permissions inheritance of all subfolders in Windows 7

This is in Windows 7. I have several high level folders. Each high level folder has a whole bunch of subfolders. I need to assign one group to be "read only" to the high level folders, but "read and ...
0
votes
1answer
32 views

Linux ACL for students test submission, Create, Append, Delete but not Read for others

There should be a TO Folder on a Samba-Share, where everybody is allowed to create files, edit and delete them. But one user should not be allowed to read the files others have created. The main idea ...
1
vote
1answer
69 views

Why is current CPU frequency read-only for root?

I have a program that provides benchmarks, but its OS agnostic and does not know how to read CPU frequencies. The test program is driven through a script. If I provide the CPU frequency, then the ...
1
vote
1answer
30 views

How to make an exact copy of a directory to an another partition?

I have a 20Gb folder on an ntfs drive. How can I make an exact of only that folder to an another ntfs volume? By exact, I mean, copy pemissions; keep directories hard links (if any); and keep ...
1
vote
1answer
327 views

How to add a SID to a folder permissions

How can I add a specific SID to a folder's access control list? I'd like to give it permission to read. I'd like to have the final ACL look like this:
0
votes
1answer
60 views

Tampered with System Volume Information… Now I Need Default Permissions. Doh

I'm using Win7, I changed my SYS-VOL-INFO folder permissions to take a peek inside, and I forgot to take note of the default permisisons (ACL's). I found a website, that isn't Microsoft, that claimed ...
0
votes
0answers
71 views

KVM mounting a directory with p9 driver and right permissions

I run virtual machines with KVM (libvirt) in Ubuntu. So there you can mount a local filesystem of your host machine using p9 drivers (http://wiki.qemu.org/Documentation/9psetup) Now I only found ...
0
votes
1answer
194 views

Setting NTFS permissions to share root breaks inheritance

I'm having an issue with Windows 2012 R2 where setting NTFS permissions on the root of a share breaks inheritance, and the NTFS permissions are effectively replaced with the new ACE. The only way I ...
0
votes
1answer
56 views

How do you set Linux ACL to default to a specific group with permissions?

So I have a directory: www\ which looks as so: [eugene@server ~]$ ll total 0 drwxrwx---. 2 eugene eugene 57 Dec 10 16:04 www I want to make it so all new files created in this directory will ...
0
votes
1answer
35 views

Is it possible to add more than one AWS ACL to a subnet?

I currently have hit the max number of entries in my existing AWS Access Control List (ACL). Every couple of weeks a few new IPs try to attack my servers and I am unable to add any more "DENY" entries ...
1
vote
2answers
695 views

Meaning of starting d and starting l in drwxr-xr-x and lrwxr-xr-x

There are two files with the permission strings drwxr-xr-x and lrwxr-xr-x. I was wondering what the starting d and starting l stand for?
1
vote
2answers
674 views

Does Windows copy file permissions with copied files?

When I copy a file from one location to the other will the destination keep the original permissions or will it take the copied files permissions?
1
vote
0answers
169 views

samba4 acl for allowing group access to files created by a user

I've just setup samba4 as an Active Directory domain controller. (samba v4.3.0, installed on ubuntu x64) It's used in a small accounting office. The office has a number of file shares. I've given ...
1
vote
1answer
111 views

Cannot read directory “(name)”: File exists

I am trying to update a Windows 7 installation to Windows 10, but the procedure is failing repeatedly at step MIGRATE_DATA. Investigating what could prevent the migration, I found two corrupted files ...
1
vote
0answers
47 views

Is there a Linux `setfacl --test` equivalent for BSD?

The Linux version of setfacl, as opposed to the BSD version has that very handy --test option: --test Test mode. Instead of changing the ACLs of any files, the resulting ACLs are ...
0
votes
0answers
198 views

Clean way to preserve permissions in backups from Linux stored on NTFS

With cygwin, rsync and SSH I have set up a backup mechanism that copies all of the vServers (running Debian) contents to my local NTFS hard drive (running Windows 10) and it works. Partially. I use ...
0
votes
0answers
56 views

OpenZFS ACLs on OSX

I mistakenly did a chmod ug+rwX rather than chmod ug=rwX and have now gained a host of ACLs on the folder and I cannot get rid of them. It is really screwing things up with shared use and rsync to NAS ...
3
votes
1answer
305 views

How do I set default (not inherit) acl permissions on file creation?

This is with a freenas box (FreeNAS-9.3-STABLE-201506292130). In debian-based linux generally there is a default permissions of 644/755 for files/directories (now 664/775?). As I understand it, this ...
0
votes
3answers
106 views

how to insert a text file in hosts.allow or hosts.deny?

So I read in man page of hosts.deny that i can input files in /etc/hosts.allow or hosts.deny to input ip addresses which i want to block or deny. So i tried doing this in hosts.allow sshd: ALL ...
1
vote
1answer
92 views

Linux (POSIX) file ACLs: is it possible to set a default ACL for a single user ONLY?

POSIX file ACLs: is it possible to grant default read access for a specific user to new files/directories within a directory, without setting default ACLs for user::/group::/mask::/other::? On a ...
0
votes
1answer
127 views

windows xp Professional restore Security Descriptors after cacls /t /e /p

Someone changed the permissions on a bunch of machines using cacls which fixed one problem but created a bigger one. I'm looking at ways to revert this but can't seem to get it back to the way it was. ...
1
vote
1answer
76 views

How to set Permissions and Owner/Group to be used for file creation?

Legend: Owner/Group e.g. AccountUser/Nobody On a web server (apache), I have a folder (chmod 775, AccountUser/Nobody) which I move uploaded files into. A web-based script running as Nobody is used ...
0
votes
1answer
210 views

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 ...
0
votes
0answers
199 views

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 ...
0
votes
1answer
712 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 ...
1
vote
1answer
314 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 ...
1
vote
1answer
155 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 ...
0
votes
1answer
167 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 ...
0
votes
1answer
55 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' ...
0
votes
0answers
122 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 ...
0
votes
1answer
20 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:/$ ...
1
vote
1answer
555 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 ...