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Linux Security Week: August 23rd, 2010 Print E-mail
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Posted by Benjamin D. Thomas   
Linux Security Week Thank you for reading the LinuxSecurity.com weekly security newsletter. The purpose of this document is to provide our readers with a quick summary of each week's most relevant Linux security headlines.

LinuxSecurity.com Feature Extras:

Review: Zabbix 1.8 Network Monitoring - If you have anything more than a small home network, you need to be monitoring the status of your systems to ensure they are providing the services they were designed to provide. Rihards Olups has created a comprehensive reference and usability guide for the latest version of Zabbix that anyone being tasked with implementing should have by their side.

Meet the Anti-Nmap: PSAD - Having a great defense involves proper detection and recognition of an attack. In our security world we have great IDS tools to properly recognize when we are being attacked as well as firewalls to prevent such attacks from happening. However, certain attacks are not blindly thrown at you - a good attacker knows that a certain amount of reconnaissance and knowledge about your defenses greatly increases the chances of a successful attack. How would you know if someone is scanning your defenses? Is there any way to properly respond to such scans? You bet there is...


  EnGarde Secure Community 3.0.22 Now Available!
 

Guardian Digital is happy to announce the release of EnGarde Secure Community 3.0.22 (Version 3.0, Release 22). This release includes many updated packages and bug fixes and some feature enhancements to the EnGarde Secure Linux Installer and the SELinux policy.

  Tshark – Network Protocol Analyzer & Traffic Dumper (Aug 23)
 

Tshark is actually part of the Wireshark package, and has some similar functionality. It does some cool stuff though so I thought it's worthy of its own post.

  Black market for hackers (Aug 23)
 

Criminal organizations are calling on black market hackers-for-hire, where they can buy the tools and services they need to break into brokerage accounts, says a new report by Canada's crime watchdog.

  Linux kernel purged of five-year-old root access bug (Aug 23)
 

The Linux kernel has finally been purged of a privilege-escalation vulnerability that for at least half a decade allowed untrusted local users to gain unfettered rights to the operating system's most secure locations.

  OpenSSH v5.6 Released (Aug 23)
 

OpenSSH 5.6 has just been released. It will be available from the mirrors listed at http://www.openssh.com/ shortly.OpenSSH is a 100% complete SSH protocol version 1.3, 1.5 and 2.0 implementation and includes sftp client and server support.

  Rogue widget hacked up to 5 million websites (Aug 20)
 

As many as five million webosites hosted by Network Solutions have been serving up malware, probably for several months, a security expert said today.

  Chrome, Safari See Surge In Vulnerabilities (Aug 20)
 

The good news is that Web application vulnerabilities during the first two quarters of 2010 represent a smaller percentage (66%) of total commercial application vulnerabilities (4,019) than they did during the latter two quarters of 2009 (82% of 2652).

  Hackers set sights on small businesses, households (Aug 20)
 

Over the past 20 years, in small cities and communities across America, the average daily police record of reported crimes and complaints would hold a familiar, and fairly uniform, list of events - a drunk and disorderly, car prowling, garage break ins, and vandalism would usually fill the police blotters of places like Issaquah and Sammamish.

  Wikileaks' Latest Move Stretches Legal, Security Limits (Aug 20)
 

Wikileaks, the online whistleblower is growing ever more daring. Three days after signing a deal with Piratpartiet, the Swedish pirate-friendly political party, it's put up a password-protected, encrypted file on its site that anyone can download--or host.

  Want to deter hackers? Make your password longer (Aug 20)
 

Thanks to rapid increases in computing power, your confidential information is probably not safe unless you use a 12-digit randomized password, experts say.

  WikiLeaks founder's life shrouded in mystery (Aug 19)
 

WikiLeaks founder Julian Assange has with his whistleblower website helped uncover some of the world's best hidden scandals, but he himself keeps much of his life shrouded in mystery.

  Researcher Cracks ReCAPTCHA (Aug 19)
 

A researcher earlier this month demonstrated how he solved Google's reCAPTCHA program even after recent improvements made to the anti-bot and anti-spam tool by the search engine giant.

  Hacker's P2P virus replaces files with sea creature manga (Aug 19)
 

According to Japanese site, Asahi.com, a Japanese hacker was arrested for allegedly writing a computer virus that destroys all files on a victim's computer and replaces them with homemade manga images of sea creatures like squid, octopuses and sea urchins.

  Ferreting Out Rogue Access Points And Wireless Vulnerabilities (Aug 19)
 

For almost 18 months starting in 2005, attackers used wireless networks at TJX and other retail chains to steal credit card data. The vulnerabilities were not an isolated instance: Subsequent research found that about half of all retail outlets in one shopping center had insecure wireless networks.

  How to Render SSL Useless (Aug 18)
 

In this video from the OWASP AppSec Research conference in Sweden, security researcher Ivan Ristic of Qualys discusses practical methods for breaking SSL.

  Mozilla downplays Firefox bug, passes on fix (Aug 18)
 

Mozilla on Tuesday said that it will not patch a bug that blocks the display of a warning when Firefox detects a potentially deceptive URL, saying the flaw was not a threat.

  HP To Acquire Code Security Software Maker Fortify (Aug 18)
 

Hewlett-Packard will acquire Fortify Software to gain possession of its ability to perform analysis on source code to detect security risks and exposures.

  The Daily Start-Up: Software Security Heats Up (Aug 18)
 

The software security sector continues to show vibrant M&A activity, with big companies like Hewlett-Packard trying to become a one-stop shop for all of their customers' technology needs, VentureWire reports. HP yesterday said it purchased Fortify Software Inc., a venture-backed maker of software-

  SELinux sandboxing for Linux app security #LinuxCon (Aug 17)
 

SELinux is a great way to limit the access rights/roles on a Linux machine. But how do you limit CPU or memory usage of a given application? Red Hat engineer Dan Walsh has a solution that he calls SELinux Sandbox which he demoed at the LinuxCon conference today.

  Hackers Are Security VARs' New Competitors (Aug 17)
 

Hackers, malware writers and online criminal elements have operated like businesses for some time. Now, according to research by [1] Kaspersky Lab, these black hat organisations are expanding to include technical support and customer service for their victims. In a way, they're beginning to mimic security solution providers.

  Smartphone Smudges Create Security Risk (Aug 17)
 

A clever feature of smartphones running Google's Android operating system is the gesture unlocking method, in which users choose a custom security pattern by selecting dots from a three-by-three grid entered via fingertip. But researchers recently showed how ordinary screen smudges that result from inputting the gesture can be used by a hacker to easily deduce the pattern.

  New Hacker Technology Exposes Weak Passwords (Aug 17)
 

Bank accounts and personal information online are at greater risk than ever thanks to "hopelessly inadequate" passwords and brute force tactics used by hackers.

  Dashboard View Improves Security (Aug 17)
 

As a high-profile, Washington-based think tank, the Center for American Progress takes strong positions on hot-button topics, such as health care reform, the Middle East and the state of the economy. With John Podesta, former chief of staff to former President Bill Clinton as its president and CEO, CAP remains firmly planted on the left side of the political equation.

  Linux Full Disk Encryption (Aug 17)
 

Linux Full Disk Encryption (LFDE) is a tool designed to provide Linux with a means to do true full disk encryption (FDE).

  Social Engineering: Why Employees Are Your Security (Aug 17)
 

In the enterprise data security chain, human beings often prove to be the weakest link. Using social engineering tactics, thieves can frequently gain secret information about a company's systems simply by asking. To prevent this, not only must employees be trained, but systems must be changed to reinforce the policies employees have learned.

  What's a hacker's biggest fear? (Aug 16)
 

Hackers. Faceless people who deface government Web sites, who can peek into your computer without you knowing. What are they like? Forbes India asked Akash Mahajan, a Certified Ethical Hacker, for a few insights into the shadowy world.

  Blacks hats winning: Symantec (Aug 16)
 

Traditional security technologies are losing the battle against the black hats and malicious code writers, according to digital security specialists Symantec. In a mid-year review of their IT security risks and predictions made early in 2010, Symantec has warned that there are simply too many new cyber threats out there for traditional automated systems to catch.

  Advanced plug-in blocking appears in Chrome dev (Aug 16)
 

A new method for blocking approved plug-ins from third-party sources appeared in the developer's version of Google's Chrome browser. Available on Friday for Windows, Mac, and Linux, Google Chrome dev 6.0.490.1 includes numerous bug fixes and introduces the Click-to-Play feature for more finely tuned plug-in control.

  NTLM authentication: still broken after all these years (Aug 16)
 

A 15-year-old vulnerability in technology used to authenticate users on Windows and Unix networks continues to put the organizations that rely on it at risk, a security researcher said on Thursday.

  Chrome extension forces secure Google searches (Aug 16)
 

Google now offers an extension for Chrome that automates the process of adding the secure Google search site as a search engine to the Chrome 6.x branch. Google SSL Web Search is an extension, still in beta, that works with Chrome 6.0.419.0 and later on Windows and Linux computers.

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