Linux Network Security - Page 65

Discover Network Security News

Instant Headache: Insecurities with Instant Messenger

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What most people don't know is that IM and other peer-to-peer (P2P) applications carry tremendous security risks and, by their very nature, undermine the security precautions taken by many enterprises. The saving grace, many believe, is that IM is a home-based app used by teenagers, homemakers and lonely middle-aged men.. . .

Anthony Pell
Aug 06, 2002

Wireless Security: An IP VPN Conspiracy Theory

More than a decade ago, cell phone users faced a serious security problem: Everything they said was broadcast over the public airwaves, available for all to hear. Take a simple radio receiver, tune it to the correct frequency at the right . . .

Anthony Pell
Aug 05, 2002

E-Mail Encryption: Isn't Everyone Doing It?

Any illusion that your corner of the Internet is a private place where your data is secure and your e-mail is read only by the people to whom you send it can be shattered by a single click on the Privacy.Net . . .

Anthony Pell
Aug 05, 2002

Honeypots Turn The Tables On Hackers

Honeypots are positioned to become a key tool to defend the corporate enterprise from hacker attacks, but some security watchers worry they could bring a new set of security worries with them. Honeypots, which have been around for about 10 . . .

Anthony Pell
Jul 31, 2002

Wi Fi Honeypots a New Hacker Trap

Hackers searching for wireless access points in the nation's capital may soon war drive right into a trap. Last month researchers at the government contractor Science Applications International Corporation (SAIC) launched what might be the first organized wireless honeypot, designed to . . .

Anthony Pell
Jul 29, 2002

Book: Hacking Exposed: Web Applications

For the past five years a silent but revolutionary shift in focus has been changing the information security industry and the hacking community alike. As people came to grips with technology and process to secure their networks and operating systems using. . .

Anthony Pell
Jul 25, 2002

Serious PHP vuln reported

The PHP form-data POST handler is susceptible to a malicious POST request that can trigger an error condition which, depending on your hardware, can crash the machine or provide for remote exploitation. On an Intel x86 machine an attacker has no. . .

Anthony Pell
Jul 23, 2002

Internet Traffic Measurement in Complex Networks

Although SNMP monitoring looks easier, it lacks resolution at the IP address and TCP/UDP port level. Also, if the amount of requested MIB entries is big, it can generate high usage loads on the CPU in the monitored devices. On the. . .

Anthony Pell
Jul 22, 2002

Security Scanning is not Risk Analysis

Many information technology (IT) decision makers assume that performing a security vulnerability assessment is the same thing as risk analysis. However, these two processes are very different. Performing a security vulnerability assessment helps you determine what the existing holes and vulnerabilities . . .

Anthony Pell
Jul 16, 2002

Single Network Identity: Holy Grail or Nightmare?

Passwords, SecureID cards, pass cards, yet more passwords? I have corporate accounts with my clients, tens of personal accounts and overwhelming numbers of passwords, not to mention the secure ID cards, bank Personal Identification Numbers (PIN) and other accoutrements of the . . .

Anthony Pell
Jul 15, 2002

Websense Intros New Security Database

Websense has released a new security database - Premium Group III: Malicious Web sites - that it says will enable IT administrators to block employee access to sites that have malicious web-borne code. . .

Anthony Pell
Jul 15, 2002

Good News/Bad News in DoS Struggle

The good news is that the number of Denial of Service (DoS) assaults on networks and Web sites has leveled off slightly in the aftermath of the September 11, 2001, terrorist attacks. This is true not only in the number of highly visible DoS attacks, such as those that hit eBay, Yahoo, and Amazon in February 2000, but also among the "street gangs.". . .

Anthony Pell
Jul 12, 2002

Tools for Secure Networks

More than ever, managers have to balance security with ease of use. A vast number of programs can be loosely described as network management tools. This reflects both users' desperate need for help and the broad range of problems you . . .

Anthony Pell
Jul 10, 2002

NetSPoC: A Network Security Policy Compiler

NetSPoC is a tool for security managment of large computer networks with different security domains. It generates configuration files for packet filters controlling the borders of security domains.. . .

Anthony Pell
Jul 09, 2002

Facing the Security Risks of Cable Modems

Cable access is a great value fast connection for tele-workers and small offices. But how do you deal with the security risks. . .

Anthony Pell
Jul 08, 2002

Wired: How One Spam Leads to Another

E-mail addresses are the currency in a financial shell game that involves rapidly moving consumer contact information from database to database while concealing where and how the data was collected, according to West's research, which he has documented in a map that painstakingly details all the dark and twisted paths that your e-mail address has been traveling.. . .

Anthony Pell
Jul 03, 2002

Secure Ideals

Nothing is one hundred percent secure. As long as the value of the contents justifies the effort, someone will find a way to break into somebody else's property, be that. . .

Anthony Pell
Jul 03, 2002

IBM Enhances Wireless Security Tool

IBM last week announced an improved version of its wireless security monitoring tool, adding self-sensor and self-diagnosis capabilities. Known as Distributed Wireless Security Auditor, the software runs on Linux. . .

Anthony Pell
Jul 03, 2002

DNS Flaws Put Net Connected Systems At Risk

A flaw in software that supports the Internet's DNS (Domain Name System) for translating text-based Web addresses to numeric IP (Internet Protocol) addresses can put Internet-connected systems at risk. . .

Anthony Pell
Jul 02, 2002

Where Wireless is Most Vulnerable

Four ways an attacker can hack the airwaves and get access to your network and beyond: Method: Low-hanging fruit. . .

Anthony Pell
Jul 01, 2002

Linux Network Security - Page 65

Linux Pentesting Distros: An Essential Tool for Strengthening Network Security

Enhancing Network Security with Linux Proxy Servers

OPNsense 24.7 'Thriving Tiger': Elevating Open-Source Network Security and Performance