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We have thousands of posts on a wide variety of open source and security topics, conveniently organized for searching or just browsing.
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Source: TechWeb - Posted by Dave Wreski
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To combat such attacks on routers, a new company called Arbor Networks Inc.-funded by Cisco Systems Inc. (stock: CSCO) and Intel Corp. (stock: INTC)-this week will launch a managed availability service that aims to detect, trace, and block DoS attacks.. . . |
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Source: InterSect - Posted by Dave Wreski
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RazorBack is a log analysis program that interfaces with the SNORT open source Intrusion Detection System to provide real time visual notification when an intrusion signature has been detected on the network. RazorBack is designed to work within the GNOME 1.2 . . . |
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Source: SANS / Toby Miller - Posted by Ryan W. Maple
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Recently, there has been some discussion on various mailing list(s) about the Explicit Congestion Notification (ECN) proposed standard and QUESO/nmap scan detection. The debate has been centered around the two reserve bits in the TCP header (bits 8 & 9) that . . . |
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Source: snort.org - Posted by Dave Wreski
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Snort 1.7 has finally been released! Snort is an open source network intrusion detection system, capable of performing real-time traffic analysis and packet logging on IP networks. It can perform protocol analysis, content . . . |
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Source: TechWeb - Posted by Benjamin D. Thomas
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If you're not afraid about the state of your company's security, you should be. Hackers are scanning ports en masse, coordinated attacks are gaining popularity, and network users who appear to be valid are often impostors. And that's just outside attacks. . . . |
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Source: Security Focus - Posted by Benjamin D. Thomas
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A thief obtains his prize by bypassing alarms and security systems that are in place. IDS evasion is no different. An attacker knows that the IDS will alarm on certain attack signatures and, therefore, will try to evade the IDS by . . . |
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Source: SysAdmin - Posted by Jen Olson
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One key to intrusion detection is understanding the most common security exploits. This knowledge will allow you to set up a checklist for periodic security checks of your system. If you're running a DNS server, BIND is a favorite target for . . . |
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Source: LinuxSecurity.com.br - Posted by Dave Wreski
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New version of chkrootkit (0.19) available... chkrootkit is a shell script mainly developed by Nelson Murilo (Brazilian) that checks for the existence of rootkits installed in your system... Tested on Linux 2.0, 2.2 (any distro), FreeBSD 2.2.x, 3.x and 4.0, OpenBSD . . . |
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Source: Messageq.com - Posted by Chris Pallack
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The basic function of an IDS is to record signs of intruders at work inside and to give alerts. Depending on the product, how it is deployed and its network configuration, an IDS may only scan for attacks coming from outside . . . |
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Source: Network Computing - Posted by Dave Wreski
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If you're one of the unfortunate souls who has been at ground zero during a high-impact security incident, you know the chaos that often ensues. When the big one hits, it can spawn teams of crazed administrators, flocks of delusional and . . . |
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