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How To Find Outdated Wordpress Versions On Your Server To Reduce The Risk Of Being Hacked
Today we want to tell you how to find outdated Wordpress installations on your server. This can be of high risk, especially for shared hosting servers. Being attacked on massively used open source software like Wordpress is only a matter of time, once security exploits get published.
Today I want to focus on a topic that can lead to huge problems of hacked accounts, spam mailings etc.: Outdated Joomla installations on your server.
Of course, this is valid for other software, too. The mentioned method should work in a similar way for other software. Since Joomla is widely spread throughout the internet, especially on shared hosting systems CMS (Content Management System), this howto will only cover Joomla so far.
Configuring CAS 3.5.2 On Ubuntu 12.04 For Two-Factor Authentication From WiKID
Single sign-on is a great technology. Requiring users to login to multiple applications is huge hassle, encourages password reuse and simple passwords. Security needs to focus on usability. If you can make a user's life better while increasing security, everybody wins. In this how-to we will set up the open-source CAS SSO product with the WiKID Strong Authentication Server for two-factor authentication for sessions and mutual https authentication for host authentication.
Adding WiKID Two-Factor Authentication To Google Apps For Your Domain
Google offers two-factor authentication for Google Apps via their own authenticator. Why would you want to use WiKID instead? Well, for starters, since you have outsourced most of your security to Google, the only security you can control is authentication. Wouldn't you like to keep a close eye on the keys to your kingdom? Second, have you ever tried to get support from Google? Third, does Google provide you with the logging required to meet your compliance needs?
Never Forget To Turn Dansguardian Back On After A Cyberspacejaywalk
Dansguardian is the leading free keyword blocker on Linux systems and it uses this method known as a weighed keyword score. Now, people who use or administer a web content filter know very well that there are situations when a filter accidentally blocks an acceptable site or even an unreviewed site. The simple solution is often to turn off filtering completely. Then it is of paramount importance that when this unrestricted cyberspacewalk ends, the administrator must turn Dansguardian back on!! But what if they forget?
Setting Up KeePass For Centos 6
This mini-howto describes how to set up KeePass on Centos 6. It requires building mono from source and installing the "portable" version of KeePass. Finally there are a few tweaks that need to be done so that it can execute properly.
Encrypt Your Data With EncFS (Ubuntu 13.04)
EncFS provides an encrypted filesystem in user-space. It runs without any special permissions and uses the FUSE library and Linux kernel module to provide the filesystem interface. It is a pass-through filesystem, not an encrypted block device, which means it is created on top of an existing filesystem. This tutorial shows how you can use EncFS on Ubuntu 13.04 to encrypt your data.
Encrypt Your Data With EncFS (Debian Wheezy)
EncFS provides an encrypted filesystem in user-space. It runs without any special permissions and uses the FUSE library and Linux kernel module to provide the filesystem interface. It is a pass-through filesystem, not an encrypted block device, which means it is created on top of an existing filesystem. This tutorial shows how you can use EncFS on Debian Wheezy to encrypt your data.
Removing Signatures From Various Packages
This tutorial shows you how to remove the Debian signature/version info from packages such as Apache, Postfix or SSH. There are various reasons to remove the signature (and therefore hide that you are using Debian/a specific version). The most important one is about security. When a hacker knows the distro you are using, he can search for well-known security issues and start an attack against them. If he doesn't know the distro in use, chances to not find any security holes are much larger.
How To Add WiKID Two-Factor Authentication To OpenVPN Community On Ubuntu 13.04
These instructions describe setting up two-factor authentication with WiKID Strong Authentication, which is a commercial/open source two-factor authentication system and OpenVPN, an SSL-encrypted VPN, on an Ubuntu 13.04 Linux server using the Radius Pluggable Authentication Module. First, we will configure PAM to use Radius, then we will configure OpenVPN to use PAM and one-time passwords, then we will create a network client on the WiKID server for OpenVPN. We won't go into specifics about installing these services, rather we will focus on configuring them to all work together.
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