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Servers & Storage Feed

Sun Servers and Storage, Solaris, Oracle Linux, Red Hat Linux, Oracle VM for x86, Oracle VDI and Virtualization resources, news, and support articles.

Playing with two-factor authentication in Linux using Google Authenticator

As discussed in a previous post, multi-factor authentication really makes things more secure. Let’s see how we can secure services like SSH and the Gnome desktop with multi-factor authentication. The Google Authenticator project provides a PAM module than can be integrated with your Linux server or desktop. This PAM module is designed for for home […]

Suggestions for a strong password strategy

The recent article on Ars Technica, Anatomy of a hack: How crackers ransack passwords like “qeadzcwrsfxv1331” made me realize again how weak password authentication is. True, in this case the MD5 hashes were known, but still it’s only a single factor. Imagine what happens when you reuse a password on multiple sites, and one of […]

Instant Automated Installer Zone for Oracle Solaris 11.1

One of the biggest differences between Oracle Solaris 11 and previous releases is how provisioning tasks are handled.  It's safe to say that just about any installation or update function you can think of has gotten at least an order of magnitude faster, easier, safer, smarter and more powerful -- but still, there's that word

Friday Tips #31

Happy Friday, everyone!

Our tip this week answers a question that comes up often.

Question:

When deploying Oracle Virtual Desktop Infrastructure, how many users can a single server support?

Upcoming changes to Xen Project websites

This is just a quick reminder of some upcoming changes to the Xen project websites (as originally outlined here).

perl install Cache Memcached in Ubuntu

 
To install perl cache memcached module in Ubuntu use following command:
$ sudo apt-get install libcache-memcached-perl
I am tested it in Ubuntu 12.04 version and its working.

Install perl xml simple in Ubuntu

 
To install perl xml simple module use following command:
$ sudo apt-get install libxml-simple-perl
I am tested it in Ubuntu 12.04 version and its working.

new rsyslog 7.4 stable branch released

We just released rsyslog 7.4.0, a new stable release which replaces the 7.2 branch. After nine month of hard work, there are many exciting enhancements compared to 7.2, and I thought I give you a quick rundown of the more important new features. Note that while I list some "minor features" at the end of this posting, the list is not complete. I left out those things that are primarily of interest for smaller groups of users.

White Paper - Security and Trust: The Backbone of Doing Business Over the Internet

"Security and Trust: The Backbone of Doing Business Over the Internet"

Clear Memory Cache on Linux Server

By default the Linux OS has a very efficient memory management process that should be freeing any cached memory on the machine that it is being run on.

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