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Enhanced Data Protection Through Advanced Network Defense Techniques

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These days, the outlook for enterprise networks with a mission to safeguard corporate data is getting brighter. Weapons such as firewalls; VPNs; and increasingly sophisticated authentication, authorization, and encryption techniques (and more resistant public and private keys) are becoming more widely . . .

Anthony Pell
Jun 06, 2001

WorldCom IP VPN: User-Managed VPN Solution Via Online Portal

WorldCom, the leading global business data and Internet communications provider, today announced the immediate availability of WorldCom IP VPN Customer Directed, a first-of-its-kind service that allows customer-directed control of an outsourced IP VPN using a simple Web-based interface. This latest, highly . . .

Anthony Pell
Jun 05, 2001

CERT DoS Attack Highlights Critical Online Service Threats

Following the recent DoS attack on the US-based Computer Emergency Response Team, experts warn that there is no defence -- and the problem can only get worse. For security experts, the CERT attack and a similar series of May attacks of . . .

Anthony Pell
Jun 04, 2001

Performance Testing Methodology for Network Intrusion Detection Systems

When you buy a sports car, it's a no-brainer that you'll take it for a test drive to make sure you like the way it handles, the comfort level and its performance. And if you're like me, when purchasing a security . . .

Anthony Pell
May 30, 2001

Home Security Threats: Wireless LANs and Personal Computers Vulnerable

Home Personal Computers and wireless LANs are likely to become the next big targets for hackers according to Gunter Ollman, principal consultant with security consultants Internet Security Systems (ISS). A shift away from corporate systems to home PCs will follow applications . . .

Anthony Pell
May 29, 2001

Denial-Of-Service Attacks Study Shows 4,000 Incidents Weekly

A researcher at the University of California at San Diego has documented that denial-of-service attacks are commonplace on the Internet, with an average of 4,000 occurring each week during a recent three-week study.. . .

Anthony Pell
May 29, 2001

Future Network Goals: Improving Security and Reliability Standards

As the architects of the future Internet struggle to define underlying technologies for providing a range of new network services, reliability and security are again moving to the top of the agenda. According to security experts at a meeting this week . . .

Anthony Pell
May 26, 2001

Study Finds DoS Attacks Are Not Limited To Corporations

Denial of service (DoS) attacks against big Internet players like Amazon.com draw media attention, but according to a new study, these electronic assaults frequently are targeted against individual personal computers. DoS attacks disable Web servers on the Internet by overloading them . . .

Anthony Pell
May 25, 2001

Buffer Overflows And Network Threats Analysis: Cheese Worm Impact

In this column, we look at buffer overflows in man, DQS, Netscape Enterprise Web Publisher, and IRIX Embedded Support Partner; a temporary-file race condition in the ARCservIT Unix Client; problems in Zope, Cisco Content Service Switch, CUPS, i386 . . .

Anthony Pell
May 24, 2001

Navigating Security Trade-Offs Within Modern IT Ecosystems Today

Digital security is a trade-off. If securing digital data were the only concern a business had, users would have no control over their own computing environment at all-the Web would be forbidden territory; every disk drive would be welded shut. The . . .

Anthony Pell
May 22, 2001

Gibson Research Company DDoS Attacks: May 2023 Threat Overview

Renowned private security expert Steve Gibson has been subject to two major denial of service attacks in the past fortnight. The target is Steve's Web site https://www.grc.com/intro.htm, standing for Gibson Research Company. The site sells a range of security software designed . . .

Anthony Pell
May 16, 2001

Effective Spam Management Techniques for Linux Mail Servers

If you have an e-mail account, you are bo doubt getting mail that you have not asked for, and do not want in your inbox - unsolicited e-mail (aka spam). What's Spam? In 3D "meatspace", it is a luncheon meat manufactured . . .

Anthony Pell
May 14, 2001

Comprehensive Guide to Establishing a VPN for Remote LAN Access

A VPN is a Virtual Private Network. For the scope of this document, this is defined as two LANs, geographically separated, that communicate over a public network (such as the Internet) to maintain connectivity, and do so in a way that . . .

Anthony Pell
May 10, 2001

FBI Advisory: Ongoing DDOS Threats Impacting Web Access

Web site administrators are being advised by the FBI's cybercrime division to be extra vigilant for evidence of distributed denial-of-service (DDOS) attacks that have recently hit Web sites. In an advisory issued this weekend by the FBI's National Infrastructure Protection Center . . .

Anthony Pell
May 07, 2001

Exploring Wireless Security Concerns and Protection Techniques

Fred provides his thoughts on the state of wireless security. "Bandwidth on the run... That's what we all seem to want, but of course that's not all we get. When we use radio instead of wires we trade the limited physical . . .

Anthony Pell
May 04, 2001

Master Malware Detection And Disarmament Techniques For Safeguarding

To avoid these hazards, you'll need to understand how to detect and disarm malware and spot the telltale signs of hoaxes. The sections that follow describe the most common types of malware and how to avoid each.

Anthony Pell
Apr 28, 2001

Understanding DoS Attacks and Their Impact on System Availability

Start your day with a cup of DoS - Denial of Service, or a DoS, is an action undertaken by someone, usually with a single goal, to render your host or system useless for other users, by making its services unreachable. . . .

Anthony Pell
Apr 28, 2001

Effective Network Security Insights Using Essential Tools and Techniques

... However, if you do not use the Linux security tools in an appropriate way then they can be a liability. Problems can be caused by badly setup security measures. This article will seek to explain areas you should be aware . . .

Anthony Pell
Apr 27, 2001

Red Hat 7.0: lpdw0rm Worm Advisory - Backdoor Threats Identified

There is a new worm in the wild that affects unpatched Red Hat 7.0 servers running the lprng printing service. This is one of the vulnerabilities that several previous worms have taken advantage of. The fix is to apply the patch from Red Hat. Part of the threat has already been removed, as the website that the worm downloads itself from has had the worm files removed. . . .

Anthony Pell
Apr 27, 2001

Fighting Back: Corporate Cyber Offense Strategies Against Hackers

Companies are taking the law into their own hands to beat hackers who cost them millions of pounds each year. They are going on the offensive and adopting hacking tools and techniques themselves, according to a former director of information warfare . . .

Anthony Pell
Apr 27, 2001

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