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Howto Tell if a System authenticate with password only or through PAM

If my computer has the pam package installed and has the directory /etc/pam.d/sshd, does it mean for sure when I ssh to my computer, I am authenticated through pam modules? The /etc/pam.d/sshd looks ...
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2answers
63 views

In Fedora 17 kde I don't know user or password to authenticate printer installation

I am trying to set up a new computer with Fedora 17 and KDE both working ok. I have plugged in an HP laser USB printer, and am trying to set it up. I enter "system settings -> printers" from the KDE ...
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1answer
691 views

Setting up the superuser password for the first time

How can I set up the super user password for the first time in Zorin OS, since the installer didn't ask me to provide one. I have experience with Fedora and openSUSE, but they asked me for the ...
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1answer
206 views

Sendmail relay without authentication

I have an issue:when the email is sent from an address other than 127.0.0.1 the authorization is required even if ip is on the same machine. How can I avoid to make request authorization for a given ...
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1answer
1k views

Unable to login to my server using ssh

Yesterday I was migrating to my new server, needed to use rsync, I created a RSA key, so that rsync could connect, I saw an error that says add to trusted key in location x I didn't have that location ...
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33 views

pam.d password hardening: nullok

In most all pam.d documentation or linux distributions that I saw, the recommend "secure" configuration for password is the following: password required pam_unix.so sha512 shadow nullok ...
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0answers
19 views

log freeradius ip address with username

i configured a mikrotik with linux(freeradius+rsyslog+mysql) to authenticate and log users activity. now i want to log users visited urls, but only ip addresses of users and visited urls are logged. ...
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28 views

Authenticating To Multiple LDAP Servers

Owing to a corporate strategy I am moving human user authentication from an implementation of LDAP locally to a centralized Active Directory domain. The problem is that we have a tightly constrained ...
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2answers
115 views

Authentication very slow (both with ssh and su)

I'm having a problem on one of our production servers where the login attempts become progressively slower as time passes. After roughly 5 days it becomes so slow that some critical processes/cron ...
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0answers
28 views

authenticate url with asked credentials

there is a URL http://server, when I open this url it ask for username and password (.htaccess authentication), this URL works fine in browser. This is the webpage not the browser which ask ...
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0answers
27 views

Samba 3 file sharing access permission problem onWindows

I'm trying to set permissions on a server RHEL v5 whith Samba v3. The configuration of /etc/samba/smb.conf is [project] valid users = proyecto, admin writeable = yes ...
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1answer
269 views

Creating MySQL database and user without password

I am building a set of bash scripts which basically prepare apache virtual hosts, git repositories and other stuff on a cloud server. So far so good, everything is working, but a big problem occurred: ...
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1answer
69 views

“NOT AUTHENTICATED” warning trying to install rdesktop on almost-fresh Mint 16 install

Linux Mint 16 (Ubuntu-based) 32-bit running on a netbook. Installed Wine and Skype, and all updates. Went to install rdesktop (typed rdesktop in the gnome menu search, chose 'install rdesktop'), and I ...
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34 views

Hit “sasl_decode error=-1” while sending mail via sendmail server on RHEL

Having installed sendmail and openwebmail on RHEL workstation 6.3, I can send email through webmail(cgi-bin/openwebmail/openwebmail.pl), but failed to interact with sendmail server in Perl script as ...
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0answers
21 views

KRB5 auth with samba

I'm attempting to setup a samba share on RHEL6 for a group of users. There are quite a few of them with very little technical experience so having them SSH in to reset smbpasswd is asking a lot. We ...
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91 views

Get user login name and address on bad login attempt [Dovecot]

Background I am trying to develop a method to ban users who exhibit strange behavior when logging into Dovecot by obtaining their POP-ID/login name and IP address. I want to send that information to a ...
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votes
1answer
97 views

Authentication failure for FTP server [duplicate]

I followed this link to install ftp server. And also added ftp user(ftpuser) and also added ftp password(1234567). But when I am using this password in any wordpress site or any ftp software such as ...
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votes
1answer
199 views

Apache mod_auth_kerb: “Key table entry not found”

I want to use the Apache Module "mod_auth_kerb" to implement SSO for a Webapplication. With the following config: <VirtualHost 10.5.3.200:443> #Proxy <Proxy *> Order deny,allow Allow ...
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2answers
1k views

vsftp user authentication problems

I configured my ftp user's home dir to /var/www and set a password but I cannot login with ftp 127.0.0.1, it keep giving me 530 Login incorrect. Why is this? I'm sure I have typed the password right. ...
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1answer
1k views

How to configure Samba to use Windows's login ID?

I'm trying to access the Linux share folder from Windows using Windows's domain authentication. I come across the integration of Windows Active Directory into Samba on a Linux box, thus I have this ...
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0answers
116 views

Log in using a 4-digit PIN, with a password fallback

Windows 8 has this feature where you can log in with a 4-digit PIN which is really convenient. Is there such a thing in Linux? In Windows 8, you get five attempts to log in using the PIN, then it ...
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0answers
233 views

Sendmail authentication

when I try to send email from my new system: Distributor ID: Scientific Description: Scientific Linux release 6.4 (Carbon) Release: 6.4 Codename: Carbon with sendmail Version 8.14.4 I have this ...
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0answers
106 views

How to determine the sequence of ordering certificates by browser?

I did a Mutual Certificate Authentication implementation with OpenSSL and Apache Web Server on CentOS platform. To simple explanation see this diagram: ---------- | ...
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1answer
538 views

Certificate extensions in generating and signing certificartes using openssl

References: SSL Configurations for Intermediate certificate How to add my own created certificate authority to system trusted repositories Why I can't find a page which tell me what's the kind of ...
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1answer
58 views

Where to put generated certicate for user [duplicate]

I was following this tutorial and I want to implement mutual authentication between server and client, where server and CA (certificate authority) is the same thing. I reached the last step and I ...
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1answer
160 views

Why is my ssh connection unauthorized although I have updated my key on the remote machine?

On my local machine I have a public key stored in .ssh/id_rsa.pub To be able to log in to a remote machine I copy this key using ssh-copy-id: ssh-copy-id user@remote-host On the remote host, I ...
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1answer
44 views

Password length and complexity

I am using CentOS and I want to set the minimum password length, minimum password expiry , maximum password expiry and password complexity in my system. I have looked over some tutorials to change ...
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1answer
88 views

How do i deal with HP Device Manager requiring authentication to remove print jobs?

I have Fedora 20, with Gnome 3 Classic, and have installed Okular to read and, especially, print pages from, .pdf files. I want to print only a few pages, but in my frustrated attempts to set this up ...