Operating Systems

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Security Automation by Hand - Batch/Bash/FOR

May 15, 2012 Added by:Damion Waltermeyer

This series of articles will be entry points and ideas on how to manage your environment quickly, easily, and cheaply. We’ll also tackle some scripting languages: Batch, Bash, VBScript, Python and Powershell being the most likely for simplicity and compatibility with environments...

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Apple Releases OS X and Safari Security Updates

May 11, 2012 Added by:Headlines

Apple has released critical security updates for OS X and Safari to address several vulnerabilities which could allow an attacker to obtain sensitive information, execute arbitrary code, escalate privileges, conduct a cross-site scripting attack, or cause a denial-of-service...

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A Field Guide to Post-UDID Unique IDs on iOS

May 10, 2012 Added by:Fergal Glynn

Ongoing developments in the device-wide ID space focus on two dueling schemes and codebases: OpenUDID and SecureUDID. If you’re an iOS developer, this will serve as an introduction to the details of these systems, including their limitations and potential for data leakage...

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Apple: Critical Update for Java for OS X Lion and Mac OS X

April 04, 2012 Added by:Headlines

"Vulnerabilities exist in Java 1.6.0_29, the most serious of which may allow an untrusted Java applet to execute arbitrary code outside the Java sandbox. Visiting a web page containing a maliciously crafted untrusted Java applet may lead to arbitrary code execution..."

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Ubuntu 12.04 Will Bring OS-Level Security Options

March 14, 2012 Added by:Electronic Frontier Foundation

In the upcoming release on April 26, Ubuntu 12.04 is introducing operating system-wide settings that let you delete portions of your activity log, disable logging for specific types of files and applications, or disable activity logging altogether...

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Apple Releases Multiple Security Updates

March 09, 2012 Added by:Headlines

Apple has released security updates for Apple iOS, Apple TV, and iTunes to address multiple vulnerabilities which may allow an attacker to execute arbitrary code, cause a denial-of-service condition, or bypass security restrictions...

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Out With the New, In With the Old: OS Security Revisited

March 06, 2012 Added by:Ian Tibble

Operating System Security is radically under-appreciated, and this has been the case since the big bang of security practices in the mid-90s. OS security, along with application security, is the front line in the battle against hackers, but this has not been widely realized...

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Gaining Access to a Check Point Appliance

February 07, 2012 Added by:Bill Mathews

On any Linux-based system with an unencrypted hard drive, it is possible to completely overtake a system once you have gained physical access. Often this is easily accomplished with a live CD distribution, such as Backtrack or Ubuntu and some command line tools...

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The Difficult Life of a Mac in the Mixed Environment

February 02, 2012 Added by:Bozidar Spirovski

We are not abandoning the Mac - it is a great tool and an asset in our little lab. But in the current state of things, it takes a lot of effort and compromise to fully migrate to a Mac platform, especially since a multi-environment knowledge is required...

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The Death of Antivirus Software

January 23, 2012 Added by:Danny Lieberman

Who needs an anti-virus? If I have a solid operating system like Ubuntu 11.10, IP tables, good control of the services on my notebook and practice safe email, why should I add additional layers of content security and feed the Symantec stock price?

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Popular Dedicated Linux Distributions and Tools

January 17, 2012 Added by:Bill Gerneglia

There are Linux distributions dedicated to multimedia editing, monitoring, security testing, and basic system administration. Here are some specialized open source Linux distributions that can be used by the IT admins to perform their job with some free sophisticated tools...

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Linux Mint to Take Linux Crown from Ubuntu?

January 15, 2012 Added by:Dan Dieterle

Ubuntu has received some stiff competition from Linux Mint. Distrowatch shows that Linux Mint has been the most popular Linux distribution over the last year, and it comes with the firewall graphical user interface installed...

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Why Manufacturers Should Support Jailbreaking

December 27, 2011 Added by:Electronic Frontier Foundation

When security flaw was discovered when iPhone’s web browser opened PDF files, Apple was slow to patch it. Users who didn’t want to wait for the fix had a better way to protect themselves: jailbreak their phones to install an “unauthorized” patch created by an independent developer...

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Top Ten Mistakes Made By Linux Developers

December 11, 2011 Added by:Danny Lieberman

My colleague, Dr. Joel Isaacson talks about the top ten mistakes made by Linux developers. It’s a great article and great read from one of the top embedded Linux programmers in the world...

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Ubuntu Decreases Security and Calls it a Feature

November 18, 2011 Added by:Dan Dieterle

If you look at the user list there is a new user present – “Guest Session”. There is no security on this account. Just select “Guest Session”, leave the password blank and log in. It is an opening, a small crack. And where there is a crack, there is an opportunity for exploit...

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OS X Lion Captive Portal Hijacking Attack

October 07, 2011 Added by:Tom Eston

OS X Lion's new feature poses a security risk. When an OS X laptop joins a network which contains a captive portal, a window is automatically opened to prompt the user to interact with it. This presents a major security risk if an attacker can control this functionality...

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