Email Alerts
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Lupper worm targets Linux systems
Security firms say the malware spreads by exploiting security holes in Web servers. Article
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The pros and cons of IPsec
Ask the Expert
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Snort update fixes security hole
Attackers could exploit a flaw in the open source IDS to gain unauthorized network access, security firms warn. But a fix is available. Article
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Securing your perimeter against former employees
Could you describe some ways to protect our systems and network from laid off workers? My company is in the process of laying people off, and I'm struggling to keep us safe from them. Some who are getting laid off are remote workers with laptops, so ... Ask the Expert
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Dos and don'ts: Ensuring apps security from the get-go
Closing the gap between developers and users is the first step toward making sure applications are secure. Article
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Using Ethereal - Chapter 4 of Ethereal packet sniffing
This chapter from includes information about how to get started with Ethereal, exploring the main window, other window components, exploring the menus and using command-line options. Tip
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Introducing network analysis - Chapter 1 of Ethereal packet sniffing
In the first chapter of Ethereal packet sniffing, the authors discuss what network analysis is, who uses it and how it works. They explain how to detect and protect against sniffers, and provide information about network analysis and policy. Tip
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Multiple Linux, Microsoft products affected by zlib flaw
In other news, Microsoft outlines workarounds for the latest IE flaw; security holes plague Adobe Reader and Nortel VPN routers. Article
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Comparing security on Windows and Linux
Is Linux really more secure than Windows? Linux book author Peter Harrison believes the answer is largely a matter of perspective. Article
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Vulnerability assessment - Chapter 1 of Nessus Network Auditing
Definition and discussion of vulnerability assessment, explaining different types of assessment and what to expect based on various approaches. Tip