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MS Azure WindowsServer2012R2-DatacenterEdition RemoteDesktop Shadow Session setup?

I use WindowsServer2012R2-DatacenterEdition as Microsoft Azure virtual machine instance and connect via RemoteDesktop. I'd like to use shadow session feature. Here's what I've done so far. 1 ...
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2answers
120 views

Migrate user and passwords to new linux box

I am trying to migrate old Centos 4.3 box to Centos 7. I have followed the migration steps from an article published way long back on ...
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0answers
717 views

passwd: Authentication token manipulation error

I am running a Ubuntu 12 machine, and have recently been working to secure it. I made all the changes from this guide. I am not running a Linode, but I used these as a starting point for setting up ...
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1answer
83 views

updating shadow file in a KVM guest in a mounted system

I have a KVM guest that I need to reset the password. If I use 'virsh console' to access the guest account, I'm able to update the shadow file with a new hash line like ...
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1answer
113 views

can't reset password from centos

I lost the root password. So I modified /etc/shadow and also changed '/etc/inittab' file to access single user mode. But both didn't work. It asked me for a password that I don't have. Why updating ...
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2answers
62 views

manually editing shadow file on disk from raid1 array

At work we have a machine to which root password has been lost. I have pulled out the disk and mounted it to another computer. Now I think the next step should be editing root password in the shadow ...
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1answer
370 views

NIS: which mechanism hides shadow.byname for unpriviledged users?

On some Linux box (SLES 11.1) which is a NIS client I can do as root: ypcat shadow.byname and get output, i.e. some lines with the encrypted passwords, amongst other information. On the same Linux ...
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2answers
1k views

How are the hashes in /etc/shadow generated?

I was reading the Wikipedia article on the shadow file and it mentioned the format of the lines is like this: $id$salt$hashed So, my question is, how does it work? I tried to calcualte the hash ...
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4answers
2k views

Is there a way to prevent password expiration when user has no password?

Okay, we all care about security so users should change their passwords on a regular basis (who said passwords are like underwear?). On redhat and centos (5.x and 6.x), it's possible to make every ...
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1answer
226 views

What does shadow /V actually do?

According to shadow: C:\Users\mark.henderson>shadow /? Monitor another Remote Desktop Services session. SHADOW {sessionname | sessionid} [/SERVER:servername] [/V] sessionname ...
2
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1answer
3k views

How to give shadow rights to a user who is not a administrator?

We have a public facing Remote Desktop Server that is used to demo our software to clients. We are upgrading to new hardware and new network layout. On our old server I set it so a special group ...
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2answers
1k views

Change password hashing algorithm for SuSE users from blowfish to MD5

I have a network of roughly 1000 SuSE machines with 20-200 users on each. The password hashing algorithm used is the default i.e. blowfish. In order to check, whether a user has used a dictionary word ...
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2answers
894 views

FreeNX shadow session

I have FreeNX server (Ubuntu 10.04) installed and users can log in just fine. The problem arises when users would like to shadow a session. It plain and simple does not work, although the user who's ...
9
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1answer
10k views

How to generate a /etc/shadow compatible password for Ubuntu 10.04?

How are passwords generated that are used by Ubuntu 10.04? I know that they use SHA 512 as hashing algorithm, but I figure that there is some sort of salting done. I need to generate such a password ...
2
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0answers
574 views

Could not connect to FreeNX server using Desktop--->Shadow

I have installed FreeNX server on ubuntu 10.04 Desktop and I could connect to the system remotely with NXClient selecting "UNIX" and "GNOME". I want to use the 'shadow' feature of NX and I could not ...
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4answers
3k views

Linux equivalent for Windows shadow copies

In Linux is there an equivalent for Windows shadow copies? I would like to use this for a small setup nothing big but it would be nice to have some type of functionality like shadow copies.
0
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3answers
191 views

RHEL not accepting any passwords

I have RHEL 5 on virtual machine installed. I was creating the new user by making entry in /etc/passwd. I deleted the /etc/shadow file and used pwconv command to make new shadow file. Now when i ...
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2answers
814 views

MySQL: Permit user to change his/her _own_ password

On a webserver there is a MySQL-service running, providing databases for the users of the server. Each user has it's own DB and it's own password and the right so INSERT/SELECT/UPDATE/DROP tables in ...
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2answers
1k views

Restore passwd for root on a server

      I have a DVR server with linux embeded. It has some telnet functions but i don't have the password for it (the chinese manufacturer refuses to give me the ...
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2answers
4k views

What is the `shadow` group used for?

On my Ubuntu 9.10 system, there's a shadow system group. There does not appear to be any user assigned to this group at all. The only files that I can find belonging to this group are /etc/shadow and ...
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6answers
19k views

How should someone create an encrypted password for /etc/shadow?

I am setting up a new account on a Linux box for Subversion repository access, and can send the password to the new user. However, I think there was a command line utility for this new user to encrypt ...
1
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2answers
122 views

Diskless login with Linux/OpenSolaris

Is it possible to enable a Linux or OpenSolaris based server to process standard unix login requests without spinning up the hard drive holding the root partition? I have a Nexenta-based (1) server ...