Authentication is the process of proving your identity to a computer. It differs from authorization, which is the process of granting certain privileges to someone.

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Authentication Failure Upon Successful Login

I was reveiwing the logs when I was successful in logging into a workstation - however in the in the var/log/secure log it is logged as > gnome-screensaver-dialog:pam_unix(gnome-screensaver:auth): ...
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87 views

How does LDAP user management subvert /etc/groups and /etc/password

This question is written from the perspective of an LDAP novice: Standard linux ID credentials are stored in the /etc/passwd /etc/groups directories. Does LDAP based authentication subvert the ...
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2answers
1k views

How do I login to MS SQL server ? authentication

I have no idea on how SQL works. I'm just trying to use a program that is using SQL Server. I have SQL Server 2005 and 2008. In my start menu I only see a list of programs in 2008. In the 2005, I ...
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1answer
449 views

Connecting to a local SQL Server instance fails with an error

I have installed MS SQL Server 2008 R2 with authentication mode but when now when I click to the connect I gives such kind of error: A network-related or instance-specific error occurred while ...
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1answer
226 views

How can I set path for non-interactive user authenticated using LDAP?

On a Mac running OSX 10.7.5, I need to set the PATH for non-interactive users who connect via ssh and are authenticated using LDAP. It's the same question that was asked (and answered) here: ...
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34 views

Where is path set for non-interactive user authenticated using LDAP?

There is a Mac on our network (let's call it MACHINE) that is configured to do LDAP authentication. There is no local user named USER on this Mac, but there is a user named USER known to the LDAP ...
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1answer
79 views

Disabling smtp authentication for local mail on same domain

I am very new to smtp and am looking for something to deal with the current situation: I have several servers running really old software (music automation) and they all need to report in daily via ...
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1answer
69 views

How does 'Trust this computer' work in Google's 2 step authentication?

I have seen this option 'Trust this computer' feature in Google and some other famous sites. How does this work? What information about my computer is being stored in their server? Or is it based on ...
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47 views

authenticate VPN client using KEY

Block all the traffic in firewall filter except ports 80,443 and 3389 only over VPN PPTP. Whenever client want to connect to system behind mikrotik router they need to connect to VPN server of ...
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116 views

Won't ssh to my debian virtual box

So I have the following setup: Let's give the following notations: M1 = Debian M2 = Windows M3 = Arch Where: M1 = nemexis@192.168.2.1 aka nemexis@ServerVM M3 = pi@192.168.2.101 aka pi@R1 If ...
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33 views

apache/Magento user's Linux home directory (for private RSA key)

apache runs Magento on our Linux server, and I'm trying to find out where the home directory for this user would be. I need to place a private key for SFTP access for Magento's extension. There is ...
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45 views

See a list of users logged in using LDAP

I helped set up a computer lab with a LDAP setup to share home folders and to use for user login. The server running ldap is centos and the computers connecting to it are linux mint. People can get ...
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2answers
74 views

SSH auth by public key not working for one user on a system

I can't setup public key authentication for one particular user on a system. I checked user home and .ssh directories permissions, and it's good (drwx------. both, the same as for other users that can ...
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2answers
8k views

Cannot access Samba share from Windows 8, but I can in Windows 7

I´m trying to connect to my Samba share in my QNAP NAS from a Windows 8 client. The name and password are the same both in the Windows client and the NAS server. I got an authentication error, so I ...
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119 views

Changing to superuser failed, but root access. (Ubuntu)

i am running Ubuntu 12.04, relatively fresh, only samba 4.2 with dependencies installed. After changing to root, there's is warning "Access is denied", but then Access is given: adminuser@pc:~$ sudo ...
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1answer
362 views

how to make ubuntu send sms via connected gsm mobile phone each time false login attempts are made?

how can i make a system running ubuntu send me sms alerts? i want that as and when any intruder tries to login to my system [which is running ubuntu 12.04 LTS] a sms alert should sent on a pre fixed ...
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1answer
61 views

Linux SSH server setup, Kerberos authenticated NFS4 home dir

I want to setup a ssh server for our users. Our users authenticate against our ldap server with Kerberos encryption, upon which they get access to their home dir's. The ssh server has to listen to the ...
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1answer
101 views

Which is better for multi-use auth, MySQL, PostgreSQL, or LDAP? [closed]

I want to set up an Oracle Linux 6 server that gives users secure IMAP email (with dovecot), Jabber IM, FTP (with vsftpd), and calDav. However, I want each user logon to be able to authenticate all ...
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85 views

Logs being flooded from Squid for having intercepted and authentication enabled together

I have done some hefty Google'ing and I can't seem to find a single solution to this issue that I cam currently experiencing. Here is a sample configuration from squid that I have: # # DIGEST Auth # ...
2
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2answers
567 views

Chrome - Why am I automatically authenticated to a web app even after clearing browser cookies?

I am accessing a web application using Chrome. If I sign out of the app and clear all Chrome history/cookies/etc (even Flash cookies which are now handled by Chrome in the same Clear History area) ...
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1answer
218 views

ssh password authentication: use a graphical prompt?

I'm working on an assignment where our work group was given access to a git repository for our submissions, but the server only supports password authentication for students. So, when I use my ...
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1answer
266 views

How can I set up an http proxy that does its own basic auth on mac os 10.8.5?

Background Info: End Goal: Perform Gerrit code reviews in Rubymine rather than on Gerrit's rudimentary web interface. I attempted to connect with the Gerrit IntelliJ plugin with no success. I ...
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1answer
66 views

Determine remote machine`s account name of the user logged in over SSH

At the company where I work we have a certain shared accounts that anyone can use over SSH to perform specific tasks. At this point, we have too many users and each of them has their own usability ...
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1answer
301 views

Linux system login: How to use /etc/passwd to filter user name again ldap

I'm working for an university. I can access the University LDAP server but can't modify anything (it's readonly to me). I have several Linux machines, I want to config all the machines to authenticate ...
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136 views

Multiple http auth details on the same site + chrome save password functionality, is there any way to handle this case?

Google Chrome seems to be saving passwords on a per site basis, but I'm developing a site where I'd like to have different http authentication details depending on the directory accessed AND have ...
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1answer
449 views

Any way to access StackExchange from a text only browser?

I have a very slow computer and spend most of my time without a graphical environment. StackExchange doesn't let me log in using Links saying that my "request could not be completed because it looks ...
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1answer
3k views

Pushing a local repo to a GitHub repo using the command line: “Fatal: Authentication failed”

I'm trying to push code in my local repo (on an OS X 10.8.5 system with the GitHub app installed and logged into) to a repo I created on GitHub via their website, using the command line. Oddly, when I ...
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196 views

sshd : locale not set with `UsePam no`

I even did reinstallation for this thinking something was wrong, and here's what I've found. #usepam=no Using username "sysadmin". Authenticating with public key "rsa-key-20130918" sysadmin@ubuntu:~$ ...
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149 views

iKey 4000 smart card logon on Mac OS X 10.8.x standalone

I would like to know if there exist a way how to use cryptographic USB tokens such as iKey 4000 from Safenet to authenticate user through certificate or password using smart card login on Mac OS X. ...
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1answer
535 views

Having an issue with NX 3.5.0 and SSH during user authentication phase (time out)

SuSE SLES 11 SP3 Intel P4 I've installed NX 3.5.0 from NoMachines on my home server which has been working quite well until recently when I change the Domain Name for my server through my registrar ...
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169 views

Why am I getting a “USER NOT AUTHENTICATED” error when I try to send email from an app running on Heroku?

What are the best authentication plans for emails and login on Heroku and how do they work? My setup environment is web js and node.js server but I would like to understand the whole process ...
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1answer
254 views

Sync Center: Connecting to a synced remote folder

Before enabling Sync Center on a remote folder, when I clicked a link to that folder Windows asked me for login details and once I entered them I got to access the folder. Now I've enabled Sync ...
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2answers
103 views

Automatically login to wireless?

Annoyingly enough when connecting to my wireless network at university, it opens up my browser and requires me to enter in my username and password. Is there a way to skip this process? (I am on ...
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1answer
130 views

How do I verify an SMS came from the number which is in the From field? [closed]

I am wondering if it's possible to determine if any SMS'es I get that are suspicious, can be checked if they really come from the sender without actually calling the number and asking the person ...
2
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1answer
677 views

Automatically use saved proxy authentication on Windows

Is there some method to prevent Windows (or the browser) from popping up the proxy authentication dialog every time I open a browser? Surely there should be some setting to use my user name and ...
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3answers
173 views

How can I show that an email is authentic?

I have just received an important email that I'd like to post online. However, I would like to know if there is some way of proving to the Internet that it is authentic (that the sender actually sent ...
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1answer
261 views

Why doesn't windows authentication work with host alias'?

Normally accessing a Windows share is accomplished using a UNC path e.g. \\server\share where "server" is the real hostname of the Windows machine. \\server.domain.com\share also works. However ...
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368 views

Chrome & Firefox keeps asking for proxy server authentication

My company's intranet proxy server is manually configured with a certain port(8080) and address(proxy1.xxx.com). But Chrome and Firefox browsers keep asking me for proxy server authentication every ...
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2answers
40 views

Changing AuthorizedKeysFile to anything other than default does not work

I am trying to perform paswordless key based authentication. In ssh_config on the server to which I am trying to upload the files, when AuthorizedKeysFile .ssh/authorized_keys I am able to sftp ...
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1answer
258 views

Keep GnuPG credentials cached for entire user session

GnuPG can, with gpg-agent, cache access to a private key. How can I keep that cache active for the entire user session? When I unlock the key for gpg-agent, it only stays cached for a limited time. ...
1
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1answer
2k views

NPM install doesn't work from behind our proxy which requires authentication - tried config set proxy=

This is a problem running the Nodejs package manager (NPM) on Windows in an network running ActiveDirectory - and the problem seems to be because I'm behind a corporate proxy. I want NPM INSTALL to ...
2
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0answers
829 views

MySQL root user localhost issue

I have a MySQL server (5.6) running on a virtual Debian box on my local computer. Connecting to MySQL from the localhost command line via the following command worked as expected: mysql -uroot ...
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1answer
108 views

VNC Locking Up After Authentication Failures

I have VNC server set up on a Mint machine and need to have 1 or 2 users access a program on the server. It's all working except that the port is getting NUMEROUS attempts to login to VNC from all ...
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1answer
231 views

How to use Puppet to synchronize user passwords across servers? [closed]

I've been assigned to use Puppet to synchronize user passwords across an arbitrary number of servers, so that a user can change their password once and have that change pushed out to an arbitrary ...
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1answer
824 views

How can I share a folder that needs credentials to view the contents on different workgroups/domains

I would like to share a folder on my personal laptop so I can access it through the network in my work environment but would like some form of authentication so that not just anyone can view the ...
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1answer
443 views

Login to site with Windows Authentication through a browser other than IE

When I try to access my company's web application through a browser other than IE, I am getting a Windows Authentication error: "Database connection failed for COMPANY\USERNAME. Login failed for user ...
7
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3answers
324 views

Three-step authentication?

I'm using Ubuntu. I'm just wondering if it's possible to have libpam-google-authenticator (which lets you log in using a code generated by your phone) AND certificate authentication set up to work ...
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1answer
213 views

How can I obtain login credentials for ISPs that have WiMAX publib access points?

I'm using a computer that is connected to an SSID named "xfinitywifi". I'm almost positive that it is a public wimax access point, but I don't think that information is relevant to this question. ...
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393 views

Using pwauth for authentication with SVN on RHEL6

We have recently installed SVN 1.6.11 and are attempting to run it using the Apache server (2.2.15) after finding svnserve to come up short of our needs. Our system is RHEL 6, and we would like to ...
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1answer
42 views

Why is my email address removed at the end of my matching public key file?

I tried ssh-ing to a server that uses RSA verification. I was already able to ssh to this server months back but I find out that I can't do so today. I investigated the keys in my computer. I emailed ...