blocking

Latest News

  • RSA extends security tools to VMware

    Administrators can configure policies for both types of clients from a central location, enforcing them with a variety of actions, such as blocking a user's access to certain data or notifying IT staff to manage activity, Curry said.Also, RSA…
  • Windows XP users at risk from zero-day security flaw

    While they can be very valuable productivity tools, they can also be used by attackers to try and compromise a system.Bryant didn't provide a timeline for a fix, but used Microsoft boilerplate in his e-mail to say that the company might address…
  • Judge orders schools to stop laptop spying

    In an appearance on network television last Saturday, Robbins said he was accused by the assistant principal of selling drugs and taking pills, but he claimed the pictures taken by his computer's camera showed him eating candy.The Robbins family…
  • France considers Internet censorship

    It aims to increase the amount the police spend on "security," multiply penalties for counterfeiting checks or credit cards, increase use of CCTV cameras, extend access to the police national DNA database, and authorize the seizure of vehicles…
  • Twitter app Grader.com hacked

    Grader users found themselves sending a Twitter message that read "Biz Stone Promoting Twitter in 2006" and contained a link to a newly registered Web domain that hosted a video of Twitter co-founder Biz Stone.The hackers appear to be trying to…
  • Researchers identify algorithm that stops worms spreading

    So if a large population is at risk, the measures to block the suspect packets would be rated more urgent.Using virulence as a factor in setting thresholds finds an optimal balance between stopping the spread of worms and blocking some legitimate…

Latest Features

  • Firefox add-ons that protect your privacy

    This preemptive script blocking tool is a must for any Firefox user.BetterPrivacyBetterPrivacy is an add-on that lets you manage LSO-cookies, or, as they are commonly known, flash cookies. Although it does use a region-specific block list, you…
  • Overlooked online threats

    I've been hit with drive-by malware from sites that I visit regularly and which have good ratings from site review services, so it's no longer a question of simply keeping away from the web's poorly-lit side streets.Some people take additional…
  • Fifteen free security and backup programs

    Simple.Antivirus programsAlwil Avast Home EditionPro: Capable malware detection Con: Confusing interface Bottom line: Solid antimalware protection AVG Anti-Virus Free Edition 8.5Pro: Good PC disinfection Con: Slow on-demand scans Bottom line…
  • The best security features in Windows 7

    It allows IT to specify which applications can run on employees' desktops, blocking potentially harmful software and allowing the applications and programs that users need.More control of UACVista users complained mightily about the security…
  • Lessons for companies from the Google China attack

    Add network monitoring to the task listAdvanced persistent threats by definition are designed to get around firewalls, antivirus software, intrusion detection systems and other controls a company might have in place for blocking illegal access to…
  • Top 10 technology stories of 2009

    The General Services Administration, meanwhile, is opening up a "cloud storefront.In October, the Federal Communications Commission filed a notice of proposed rule-making on net neutrality rules, which would prohibit broadband providers from…
 

How-Tos

  • How to ensure your network security

    For now, port blocking might be all that can be doneA strong case can be made for doing that, but implementation can be a nightmare. So, although we're currently evaluating some DLP vendors, I'm inclined to look elsewhere for the protection we need…
  • How to protect yourself from Windows 7 hacks

    Because the flaw only enables an attacker to crash the system, and doesn't provide any unauthorised remote access that could lead to compromising information or performing other malicious activities, the odds of the exploit being actively used by…
  • How to deal with bandwidth hogs

    We would have one guest who would be file sharing, and that file sharing application would make so many connections that it would saturate the bandwidth on our T-1 and affect every other guest at that property.Worse, InTown Suites employees couldn…
  • How to build a data forensics lab on the cheap

    Computer makers are getting creative with cramming hard drives into odd spots, so a simple search for Dell Latitude D400 hard drive on YouTube or Google may help you quickly and easily remove the drive.For the read/write blocking device you have…
  • Case Study: University gives top marks to virtual cell Wi-Fi

    The site already used Juniper Netscreen 5200 firewalls, and Turnbull's team decided to add a Mirage NAC (network access control) device, although as yet it concentrates on blocking bad behaviour, rather than checking to see if client systems are…
  • Case Study: The 11 year-old network manager

    While blocking access to social networking sites such as MySpace wasn't popular with many fellow students, he had to agree the school really didn't need it. When this school's IT overseer left suddenly, one of its pupils stepped in for the learning…

Reviews

  • Forefront Unified Access Gateway 2010 review

    Most other SSL VPNs provide only minimal application-layer inspection of content, focusing on correctly rewriting URLs rather than blocking potentially hazardous URLs. We tested Whale Communications' SSL VPN in 2003 and the product didn't fare…
  • ZyXEL NWA-3166 review

    The default configuration includes preset options for optimising VoIP traffic and limiting guest access to the network.The ZyXEL NWA-3166's more advanced features for larger companies include Layer-2 Isolation, which lets you restrict network…
  • F-Secure Anti-Virus 2010 review

    While F-Secure Anti-Virus 2010 ($40 for a one-year, 3-PC license, as of 11/19/09) is simple to use and does a reasonable job of blocking malware, it has a few bugs, and it couldn't beat some of its competitors.
  • G-Data Antivirus 2010 review

    It was likewise strong at blocking annoying adware, running up a 99.8 percent score, and these strengths helped it earn top billing.G Data's dominance continued on heuristic tests that use two week old signature databases and newer malware to…
  • Symantec Norton Antivirus 2010 review

    But it did much better in behavioural analysis (which identifies malware based solely on how it acts), identifying and blocking 9 out of 15 samples, for third place. But it did a superb job of dealing with rootkits, blocking and removing all ten…
  • Eset Nod32 Antivirus 4 review

    ESET NOD32 has some nice, techie-focused extras and it effectively ferrets out rootkits, but it can't keep up with other antivirus apps when it comes to the essential task of blocking malware. It came in ninth place out of 11 in our current ranking…

White Papers

  • Oracle Adaptive Access Manager

    Oracle Adaptive Access Manager delivers the next generation of risk-based evaluation, enabling real-time blocking of fraudulent access requests. Businesses, government agencies, and consumers all face the growing threat of internet fraud.
  • How to Make Your Wireless LAN Work

    These factors can have significant impact on wireless signals, allowing them to spill outside the building, weakening them, causing interference or even blocking them entirely creating dead zones.Now that you understand the importance…
  • Implementing Voice Over Wireless Networks

    These factors have a significant impact on wireless signals, causing them to leak outside the building, weakening them, causing interference, or even blocking them entirely, which creates coverage holes.
  • thinQ! Silicon Carbide Schottky Diodes

    Now commercially available, the SiC Schottky diodes display unique behavior with a blocking voltage up to 600 Volts (V). This paper describes the basic properties of the novel Silicon Carbide semiconductor material in relation to market…
  • Gone in sixty seconds

    The only way organizations can be sure that unauthorized devices are not being used to remove sensitive files from the network is to electronically intercept those devices as they are connected to work PCs, automatically verifying the security…
  • Noncommercial Email Lists

    In their zeal to stop spam, many organizations and companies are blocking the delivery of wanted messages, especially those sent through email lists. This problem is exacerbated by the fact that most blocking processes are not transparent to the…
 
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