Linux Network Security - Page 7

Discover Network Security News

The Insecurity of Networks

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Not computer networks, networks in general: Findings so far suggest that networks of networks pose risks of catastrophic danger that can exceed the risks in isolated systems. A seemingly benign disruption can generate rippling negative effects.

Dave Wreski
Oct 10, 2012

The 10 most common mobile security problems and how you can fight them

When it comes to security, most mobile devices are a target waiting to be attacked. That's pretty much the conclusion of a report to Congress on the status of the security of mobile devices this week by watchdogs at the Government Accountability Office.

Anthony Pell
Sep 20, 2012

Wozniak Says Cloud Issues 'Horrendous'

While Steve Wozniak's main concern is with cloud user agreements, there are security issues as well. Wired reporter Mat Honan reported that his iCloud account had been hacked on Friday, and that the intruder had remotely wiped the shared content on all of his devices -- including MacBook Air, iPhone and iPad.

Anthony Pell
Sep 19, 2012

Security 101 for Cloud

So it

Anthony Pell
Sep 05, 2012

What's real and what's not in web security

This is the third in a series of interviews with C-level executives responsible for cyber security and privacy in business and government, who also happen to be thought leaders. (Remember, as I mentioned previously, "C-level executive" and "thought leader" are not synonyms.)

Dave Wreski
Jul 03, 2012

Securing Voice over IP

Although a 2011 Educause survey reported that only seven percent of faculty and staff use a voice over IP service, the allure of VoIP is hard for IT organizations in colleges and universities to ignore. The benefits are many. By consolidating voice and data communications, schools can also consolidate their maintenance efforts under IT, reduce phone charges dramatically, and add functionality such as "follow me" or emailed voice messages to enable more efficient communications among faculty, staff, and others.

Alex
Jun 20, 2012

What You Really Need to Know About Cloud Security

Despite all of the hand wringing over cloud security, major cloud security breaches haven't been grabbing headlines. The past year has seen major breaches, such as the ones that hit Sony and Epsilon, but we haven't heard much of an emphasis about the cloud being a weakness.

Anthony Pell
Jun 19, 2012

Cloud providers need to step up on security, say analysts

Cloud providers ought to provide data security -- that should be obvious. But some providers themselves, along with some security analysts, say they also ought to be doing more, such as educating their customers about best security practices.

Dave Wreski
May 01, 2012

Upcoming Firefox click-to-play feature will stop automated plug-in exploits

Mozilla developers are working on a new Firefox feature that will block the automated display of plug-in-based content like Flash videos, Java applets or PDF files, and will protect users from attacks that exploit vulnerabilities in browser plug-ins to install malware on their computers.

Alex
Apr 16, 2012

ICANN: Privates leaked in top-level domain land grab blunder

ICANN has revealed that it took down its top-level domain application system yesterday after discovering a potentially serious data leakage vulnerability.

Dave Wreski
Apr 13, 2012

Financial services industry sees DDOS attacks triple, says Prolexic

The financial services industry saw nearly triple the number of distributed denial-of-service (DDOS) attacks during the first three months of this year compared to the same period last year, according to a report released Wednesday.

Dave Wreski
Apr 12, 2012

Anonymous targets UK Government sites with DDoS - Update

The hacktivist collective Anonymous are staging a distributed denial of service attack on the UK Government's Home Office, the Prime Minister's Number 10 and the Ministry of Justice web sites. The attacks began on the evening of Saturday 7 April and were claimed as the work of Anonymous in three tweets (1, 2, 3) by @YourAnonNews, the first of which read "TANGO DOWN - https://www.gov.uk/government/organisations/home-office (via @AnonymouSpoon) For your draconian surveillance proposals! Told you to #ExpectUs! #ANONYMOUS #AnonUK".

Dave Wreski
Apr 09, 2012

IBM Says Security Threats Mount Despite More Awareness

Nick Bradley, senior manager for IBM (NYSE: IBM) global security operations, said despite more awareness, computer center managers need to be vigilant against cyberattacks.

Alex
Mar 22, 2012

How To Secure DNS with DNSCrypt

This open-source software for Mac and Linux does for DNS what SSL does for HTTP: It encrypts DNS traffic to prevent spoofing, snooping, and man-in-the-middle attacks.

Dave Wreski
Mar 20, 2012

Microsoft: Critical worm hole could be exploited within 30 days

Listen up, this one is serious. There is a critical vulnerability in many versions of Windows, which could be exploited to spread a worm automatically between vulnerable computers.

Anthony Pell
Mar 14, 2012

3 key issues for secure virtualization

Virtualization represents a sea change in IT practices. Bound for years by the "one application, one server" rule, IT infrastructure was over capacity, underused and not cost-effective.

Dave Wreski
Mar 09, 2012

How to Catch an Internet Cyber Thief

They're out there, says security researchers: the Chinese hackers attempting to break into U.S. enterprises, and jihadist terrorists that brazenly post videos of sniper killings, while stealing credit-cards to launder money for funding nefarious campaigns in Mideast or Caucasus hot spots.

Alex
Mar 02, 2012

Why CloudFlare kept LulzSec safe

On June 2nd, 2011, the antisec hacker group known as LulzSec launched a web site. Although they had been an active hacking group for several weeks, the creation of Lulzsecurity.com was their first official web presence other than the Twitter account they had been using.

Anthony Pell
Feb 29, 2012

Google Chrome update fixes high-severity vulnerabilities

Google released a new version of its Chrome browser on Wednesday in order to update the bundled Flash Player plug-in and address serious security vulnerabilities.

Anthony Pell
Feb 16, 2012

Passive Network Fingerprinting; p0f Gets Fresh Rewrite

In the network security world, nmap is the king for fingerprinting systems and services over the network. It can help identify the operating system (OS), type, and version of a network service, and vulnerabilities that might be present.

Anthony Pell
Feb 07, 2012

Linux Network Security - Page 7

Harnessing Proxies for Enhanced Threat Intelligence: A Guide with Open Source Tools

Understanding HTTP Proxy Servers: A Vital Linux Network Security Tool

Exploring Vulnerability Scanners: Tools & Strategies for a Secure Network