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Red Hat Enterprise Linux tools digest
Many tools can help system administrators use Red Hat Enterprise Linux in their data centers and virtual machines securely with maximum performance. Learn which tools are available and how to use them in your RHEL environment. Digest
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SELinux: A fast guide to the Linux kernel security tool
This handy guide to SELinux presents the best tips and advice on getting started with the Linux kernel security tool – from configuration to managing policies and access control. Fast Guide
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Guide to the Linux security toolbox
Linux security software and tools are always changing. Learn which ones to use for your open source system and how to configure them according to your needs in this newly updated guide. Fast Guide
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What do you know about Linux administration tools?
How well do you know Linux tools? Test your understanding of tools for application servers, networking, scripting, Mozilla, security, management and administration, and desktops. Quiz
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IPsec architectures and implementation methods
In this excerpt of The TCP/IP Guide, author Charles M. Kozierok explains the three different implementation architectures defined for IPsec: integrated, bump in the stack (BITS) and bump in the wire (WITW). Book Excerpt
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After delay, Fedora 10 finally available
After being waylaid a month because of a security breach, Fedora 10 includes features for remote management of servers, storage in the cloud, energy saving and more. Article | 26 Nov 2008
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GroundWork adds network monitoring tools to systems management suite
GroundWork's Network Management Suite now contains four network monitoring tools that are a fraction of the cost of proprietary offerings from the likes of HP and IBM Tivoli. Article | 29 Oct 2008
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SE-Postgres tightens SQL security
In early 2009, the PostgreSQL group plans to implement a module called SE-Postgres in the database core. This module inherits security rules and contexts from the SELinux rule set of the host OS to control access to tables, individual rows of data an... News | 28 Oct 2008
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Upcoming Fedora 10 release foreshadows Red Hat Enterprise Linux 6
Fedora 10 debuts next month, with features to simplify administration, improve power efficiency and refine access controls -- changes that will ultimately find their way into Red Hat Enterprise Linux. Article | 08 Sep 2008
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Novell heeds SUSE users' call for SELinux security option
Novell SUSE will give users the option of using the SELinux security tool, but the company will continue to recommend its own simpler AppArmor tool. Article | 05 Sep 2008
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Automated tool at LinuxWorld reduces security risk
A Trusted Computer Solutions security tool helps protect Linux servers from attack. The tool will be featured at the 2008 LinuxWorld show. Article | 04 Aug 2008
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LinuxWorld preview: IBM engineer touts SELinux
SELinux has made strides in protecting systems from intrusion by unauthorized access but its lack of user-friendliness remains a weakness. Article | 03 Aug 2008
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For Linux security, principle of least privilege prevails, says Red Hat security expert
A Linux security expert outlines best practices, from granting admins the least system access possible to the importance of system audits and when to turn on listening daemons. Article | 15 Jul 2008
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Red Hat beefs up identity and security management
Red Hat has created a new automation and security management product for physical and virtual systems and, with Project SpaceWalk, has opened up its Network Satellite code to the open source community. Article | 19 Jun 2008
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Open source Astaro security appliance installed at insurance company
Astaro's open source security appliance has saved money, space and energy -- and offered better performance -- at Underwriters Safety & Claims. Article | 05 Jun 2008
- See More: News on Linux security tools
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Securing an Apache Web server with SELinux
Learn how to keep your Apache Web server secure by applying basic SELinux settings, including adjusting SELinux so Apache uses nondefault settings. Tip
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SELinux tutorial: Commands and management
Learn some key commands in SELinux and some user and port management tools to get SELinux running on your Linux servers for a more secure environment. Tip
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SELinux tutorial: Configuring RHEL 5 and Web servers
Configuring SELinux on RHEL 5 is easy using the GUI options. Learn how to set up SELinux using simple menu options and Boolean conditions in this tutorial. Also see how easy it is to secure Web servers such as Apache using SELinux. Tip
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SELinux tutorial: Introduction to Linux kernel security
SELinux may seem too complex for some administrators who instead disable the useful Linux kernel security tool. Learn how SELinux works, including how subjects and objects work and security policy settings. Tip
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Open source Web content control options
Setting up Web filters to control the content employees and customers using your Linux network can access is an important part of securing your Linux system. Learn about some open source solutions for network and desktop Linux content control. Tip
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Creating an inventory with nmap network scanning
Nmap network scanning generates a full system inventory, but it's only usable with the right parameters and output format. Learn how to create an nmap inventory in this tip. Tip
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Kerberos authentication in RHEL: Easing Windows-Linux integration
Kerberos authentication for CIFS offers easier Windows-Linux integration. In this tip, learn how Kerberos authentication works and how to set it up in Red Hat Enterprise Linux. Tip
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Installing the ModSecurity Web application firewall on Red Hat Enterprise Linux
Learn how to set up the ModSecurity Web application firewall on Red Hat Enterprise Linux 5.4 and Apache Web server 2.2.x. This firewall monitors access to Web servers to ensure that requests are valid and not malicious. Tip
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Patching running Linux kernels on servers with no reboot using Ksplice Uptrack
Ksplice Uptrack keeps Linux servers up-to-date with recent kernel security patches without rebooting, saving time and reducing down-time for mission critical production servers. Learn how the tool works and hear about a Linux-based hosting provider t... Tip
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Getting started with OpenVAS
OpenVAS is an open source network security scanner, and version 3.0.0 has useful features for your Linux system. Learn how to install and set-up OpenVAS in your data center from source on a Linux server. Tip
- See More: Tips on Linux security tools
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Configuring iptables
Ask the Expert
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Integrating Nagios with Netcool
Ask the Expert
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SELinux on other distros (not just Red Hat)
Ask the Expert
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SquidGuard as Linux proxy for Windows XP
A Linux security expert recommends a helpful SquidGuard tutorial for a user having trouble running redirec_program /usr/bin/squidGuard. Ask the Expert
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Alert vs. log in the Snort /var/log/snort directory
A Linux security expert explains that the difference between the Snort alert and log logs in the Snort /var/log/snort directory is based on how rules are written. Ask the Expert
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Monitoring open ports on RHEL 5
A Linux security expert describes how to determine which ports are open in Red Hat Enterprise Linux 5 (RHEL 5) and how to figure out if your ports have been compromised by an attack. Ask the Expert
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Locking down open relays
A security expert recommends two tools to determine if your mail server is an open relay and has been compromised. Ask the Expert
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Security and tools in Linux distributions
An expert recommends specific security features when looking at a Linux distribution. Ask the Expert
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AppArmor vs. SELinux
An expert says that, yes, AppArmor does offer equivalent security to SELinux. Ask the Expert
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Endpoint policy management tools
A security expert recommends cfengine and Puppet as two open source endpoint policy management tools, along with cautionary advice on their usage. Ask the Expert
- See More: Expert Advice on Linux security tools
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Securing an Apache Web server with SELinux
Learn how to keep your Apache Web server secure by applying basic SELinux settings, including adjusting SELinux so Apache uses nondefault settings. Tip
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Red Hat Enterprise Linux tools digest
Many tools can help system administrators use Red Hat Enterprise Linux in their data centers and virtual machines securely with maximum performance. Learn which tools are available and how to use them in your RHEL environment. Digest
-
SELinux: A fast guide to the Linux kernel security tool
This handy guide to SELinux presents the best tips and advice on getting started with the Linux kernel security tool – from configuration to managing policies and access control. Fast Guide
-
SELinux tutorial: Commands and management
Learn some key commands in SELinux and some user and port management tools to get SELinux running on your Linux servers for a more secure environment. Tip
-
SELinux tutorial: Configuring RHEL 5 and Web servers
Configuring SELinux on RHEL 5 is easy using the GUI options. Learn how to set up SELinux using simple menu options and Boolean conditions in this tutorial. Also see how easy it is to secure Web servers such as Apache using SELinux. Tip
-
SELinux tutorial: Introduction to Linux kernel security
SELinux may seem too complex for some administrators who instead disable the useful Linux kernel security tool. Learn how SELinux works, including how subjects and objects work and security policy settings. Tip
-
Open source Web content control options
Setting up Web filters to control the content employees and customers using your Linux network can access is an important part of securing your Linux system. Learn about some open source solutions for network and desktop Linux content control. Tip
-
Creating an inventory with nmap network scanning
Nmap network scanning generates a full system inventory, but it's only usable with the right parameters and output format. Learn how to create an nmap inventory in this tip. Tip
-
Kerberos authentication in RHEL: Easing Windows-Linux integration
Kerberos authentication for CIFS offers easier Windows-Linux integration. In this tip, learn how Kerberos authentication works and how to set it up in Red Hat Enterprise Linux. Tip
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Installing the ModSecurity Web application firewall on Red Hat Enterprise Linux
Learn how to set up the ModSecurity Web application firewall on Red Hat Enterprise Linux 5.4 and Apache Web server 2.2.x. This firewall monitors access to Web servers to ensure that requests are valid and not malicious. Tip
- See More: All on Linux security tools
About Linux security tools
When setting up security around your Linux systems, make sure you have the latest and best in Linux security tools to ensure the proper amount of protection and privacy necessary for your important applications and data. Protect your Linux environment and safeguard your Linux distribution with this collection of tips, expert advice and news on the latest in Linux security tools. This topic also covers intrusion detection tools, monitoring tools, AppArmor, SELinux, Backtrack, Bastille Linux, Ksplice Uptrack, OpenVAS, Snort, Nessus, Netstat and OSSIM.