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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ssh into localhost - password for private key

My goal is to be able to ssh into localhost on my remote linux machine (Ubuntu 12.04 LTS x64). I have a private key that on my local Windows that I use in putty to access that remote machine. On the ...
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1answer
619 views

Use custom SSH authentication mechanism (OpenSSH)

I have a collection of servers (Debian/Ubuntu) for which I need to create a custom ssh authentication mechanism. I found a couple of 'same-ish' examples for reference with Duo and Authy. They are ...
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1answer
32 views

Algorithm based SSH authentication

I am investigating possible solutions for our company server access. The company distributes linux servers, some end up having public IP's accesses others are isolated on private networks. The problem ...
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1answer
310 views

CNTLM for Windows stopped working

I have Windows 8.1 64bit and CNTLM version 0.92.3. It was working perfectly on my machine before it stopped working 1 week ago. The service still starts correctly but when i use cntlm proxy this ...
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1answer
60 views

Sign in with Mongo shell without having password shown?

How can I sign into the Mongo shell without showing my password? Everything says to either use mongo -u user -p password -authenticationDatabase admin or mongo > use admin; > db.auth('user', ...
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2answers
170 views

Apache Authorization for the Allowed Users? [closed]

I have read the answer to this question: http://stackoverflow.com/questions/4102763/apache-basic-authentication-except-for-those-allowed It helped me understand how to not authenticate some users ...
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2answers
90 views

Restrict a user to SSH authentication with a key

Is there any possibility to restrict the password based authentication to a particular user in Solaris 10? The particular user should not log in with a password. Instead he should be able to log in ...
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1answer
46 views

Mozilla Thunderbird HTTP Authentication

I set up Mozilla Thunderbird on Windows 7 Enterprise, and I set my main page to my own site. (Which requires HTTP/1.1 authentication). Before I even have an HTTP authentication window (displayed for ...
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1answer
98 views

Is there a tool to manipulate pg_hba.conf programmatically (if not what comes closest)? [closed]

I'm looking for anything above the level of programmatic file manipulation, a command or a python library. There seems to be no alternative to editing the file (assuming that ...
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0answers
99 views

How to mitigate IP fragmentation attacks before reassembly when authentication information is available?

I'm trying to filter incoming traffic to high bandwidth, low latency network, to mitigate DDOS. The incoming traffic is custom UDP (I'm setting the protocol specs so I can force IP headers if ...
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1answer
111 views

Deploy PAM system-auth file from Configuration Server (Spacewalk)

I have my pam.d system-auth file set up correctly on a laptop to set password complexity requirements. If the contents of the file are copied directly into the /etc/pam.d/system-auth location (or the ...
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0answers
57 views

Firefox - display basic authentication settings

Is there an option or other means in Firefox that will indicate whether I am authenticated to a given site via basic authentication? E.g., I visit my webserver and login using basic auth. I would ...
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1answer
564 views

Why chrome not able to authenticate proxy even after supplying password

I am facing this rather weird issue: with proxy. In my organisation we are using proxy. What I am able to do: I am able to connect to internet using IE 9. I am able to connect to internet using ...
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1answer
132 views

Github: How to use SecurID desktop application for two factor authentication?

Can the SecurID desktop application be used for two factor authentication on Windows or Mac? I don't have a phone and would like to use it, and it seems like it should be possible from some posts ...
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3answers
8k views

How to authenticate to a VM using Vagrant up?

Authentication failure during Vagrant Up, while vagrant ssh and ssh vagrant@localhost -p2222 works I would like to execute a shell script using Vagrant at boot. Vagrant is unable to Authenticate, ...
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1answer
34 views

Removing/Unlocking a password on an embedded board

I have a bit of a problem with an embedded device that I am using to connect to through ssh from my Linux machine. I'm not sure why, but suddenly, after not connecting to this board for several weeks, ...
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1answer
3k views

Ping with proxy authentication in windows

I am trying to ping google.com from my computer. I use a Internet connection which works on a proxy and requires proxy authentication. I have been using linux till now and there we can easily modify ...
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1answer
97 views

Dovecot not honoring dovecot.conf (auth failure)?

My dovecot.conf has the following entry: auth_mechanisms = plain login digest-md5 cram-md5 Dovecot is using the dovecot.conf: $ dovecnf -n # 2.1.7 /etc/dovecot/dovecot.conf When I attempt to run ...
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3answers
77 views

Correct option for SSH authentication?

I'm using rdiff-backup to send incremental backups to my local server. My host is Windows and my remote is a Linux machine. I'm trying to get my script to execute the following: command = ...
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1answer
85 views

Gnus auth with username being prepended to domain

I'm trying to solve the problem of Gnus asking you to type a username which it then prepends to the IMAP domain, i.e. preventing Gnus from making username typed at prompt foo@bar.com into ...
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2answers
685 views

OpenVPN encryption and authorization issues

I have configured my OpenVPN server and client by reading various tutorials. The configuration I'm using currently is the following: For the server: port 1194 proto tcp dev tun ca ca.crt cert ...
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0answers
743 views

IIS 8.5 Windows Authentication + Chrome not working

I have IIS 8.5 running with the Network Service in the App Pool. I have a wildcart cert installed. Anon auth false. Authentication and SSO works on Firefox and Chrome (after whitelisting) However ...
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0answers
682 views

Anonymous authentication - 401.2 error (IIS7.5)

I am trying to set up Anonymous Authentication for an IIS web site. I checked Anonymous Authentication is enabled and all other methods are disabled. I need to use a specific user for Anonymous ...
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1answer
38 views

Why can't I always ask for re-authorisation in Pidgin?

In Pidgin I sometimes have the problem, that I am not authorized to a friends account, so I cannot see his online status. In the beginning, there is the option to "(re)-ask for authentification", but ...
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1answer
392 views

Allow app to request authefication

I use ForkLift as default file manager. From time to time some files could be overwritten only with user permission. Finder asks password but Forklift just says that it is impossible. Launching ...
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0answers
136 views

Using Samba with Linux user without tdbsam

Is it possible to set Samba security in user mode, then have Samba use user/password which exists in Linux (passwd,shadow file)? In the smb.conf, there is a line that says Samba to use tdbsam for ...
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1answer
44 views

What commands can I use to login anonymously to a Windows share?

I just learned that there are shares on a Windows server that allow anonymous logins. How can I access those shares from my PC? Do I simply need to use IP address or there is some command in ...
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1answer
187 views

Disqus authentication doesn't work in Chrome

Disqus authentication doesn't work in Chrome on all sites. It doesn't work for all auth methods and on different computers.
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1answer
656 views

Is there any possibility to get group autorisation within subversion authz file?

as far as I understand groups must be defined within subversion authz file. But is there any possibility to define ldap groups within authz file? I have man svn repositories and each repo has it's ...
4
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1answer
1k views

PAM Authentication / Login

I'm having a little issue on Ubuntu where any commands that require root privileges takes longer to execute than normal. I managed to identify the culprit to the cause after checking my ...
2
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1answer
145 views

Git github not working with google authenticator OSX

So I had git running on my computer just fine. My password was saved with the osxkeychain thingy and everything ran smoothly. Today I decided I should be safe and enable google authenticator 2-step ...
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1answer
2k views

Configuring Virtualbox to use an authenticating proxy

I have a couple of Virtualbox VMs (ubuntu guest) running on a windows 7 host, but internet access is through an authenticating proxy with a self signed certificate. Configuring this for just one of ...
0
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2answers
874 views

passwordless ssh using id_dsa.pub or id_rsa.pub or identity.pub not working

I have a solaris 8 box and im trying to authenticate using no password the user george onto a solaris 11. versions of ssh: solaris8: OpenSSH_3.4p1, SSH protocols 1.5/2.0, OpenSSL 0x0090607f ...
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1answer
532 views

Which cookie is the Google's Two-Factor Authentication related cookie?

Every time I start up my browser (palemoon [i.e., firefox]) I have to use the two-factor auth to log in. I figure this is due to the fact that I have the browser clear cookies on exit, which I want, ...
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1answer
475 views

Uploadify with apache authentication

I'm trying to get a webapp working on my server. The app is using uploadify and that is the only part that I now can't get to work. I have a Alias to reach the app : (in /etc/apache2/conf.d/appalias) ...
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2answers
2k views

Set environment variable containing at symbol

I would like to set an environment variable containing the URL of my proxy server with my credentials, as in this blog post. The problem I'm having is that my password contains an at symbol and I am ...
3
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1answer
77 views

Login as user “Administrator” vs. “.\Administrator”

I'm using Remote Desktop to log in to a remote machine. What is the difference between specifying .\ before the username, and not? For example: Username = Administrator and Username = ...
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0answers
138 views

Windows authentication does not exist in IIS Features?

I do not know why, but I can not activate Windows Authentication for IIS and many other feature, as they are all missing in the security section for Programs "Windows Features". As the photo below I ...
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1answer
69 views

CredSSP - How does it work?

Been trying to find a web site that lists the steps carried out to perform authentication - but to date have not found one. The reason being is that it is broken. Get 500 server error and have not ...
2
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0answers
1k views

How to trace LDAP authentication failures?

1) I have a working LDAP server which I've confirmed can be used with LDAP clients, running on ec2 via jumpbox. 2) I've run authconfig to setup ldap based authentication, to point to the server: ...
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56 views

apache order of authorization

I have the following config snippet in apache 2.4 <LocationMatch ^/[...]> AuthType Basic AuthName "[...]" AuthBasicProvider ldap AuthLDAPUrl "..." Require ldap-filter ...
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0answers
19 views

Git authentication is being rather weird

When simply pulling some repos, I am asked to supply a username is password. I've changed my password to bananas in the prompt here for my safety. Anyway, this is what it looks like: Fetching ...
0
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1answer
342 views

minimal LDAP + user authentication example for *nix

I need to setup a VERY minimal LDAP setup on RHEL / Fedora. no need for kerberos would like to avoid any DNS server setup dont mind if its insecure : it is only for testing. all user ...
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1answer
95 views

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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1answer
244 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
5k 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 ...
0
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1answer
2k 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 ...
2
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1answer
442 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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1answer
165 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
119 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 ...