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traffic intrusion detection system

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Traffic Analysis: From Stateful Firewall to Network Intrusion Detection System

whitepaper This paper investigates traffic analysis techniques need in stateful firewall and Network Intrusion Detection System (NIDS). This calls for the necessity of analyzing the traffic (packets) on the network.

Tags: firewalls

[24 Apr 2008]

A New Intrusion Detection System Using Support Vector Machines and Hierarchical Clustering

whitepaper Whenever an intrusion occurs, the security and value of a computer system is compromised. The interest here is in anomaly detection and the proposed method is a scalable solution for detecting network-based anomalies.

Tags: network security

[11 Apr 2008]

SPACEDIVE: A Distributed Intrusion Detection System for Voice-over-IP Environments

whitepaper Voices over IP (VoIP) systems are gaining in popularity as the technology for transmitting voice traffic over IP networks. This paper proposes the design of a system called SPACEDIVE to serve as correlation-based IDS for VoIP systems.

Tags: voip - ip telephony

[11 Apr 2008]

Cisco Security Advisory: Cisco Secure Intrusion Detection System Signature Obfuscation Vulnerability

whitepaper Intrusion Detection Systems inspect network traffic for suspect or malicious packet formats, data payloads and traffic patterns. Intrusion detection systems typically implement obfuscation defense - ensuring that suspect packets cannot easily be...

Tags: network security, technique, detection, traffic

[10 Apr 2008]

Multidimensional Network Monitoring for Intrusion Detection

whitepaper The methods of data analysis and pattern recognition presented are the basis of a technology study for an automatic intrusion detection system that detects the attack in the reconnaissance stage. The network traffic description is synthesized by...

Tags: monitoring systems

[03 Mar 2008]

IPS Vs. IDS: Similar on the Surface, Polar Opposites Underneath

whitepaper A common notion is that an Intrusion Prevention System (IPS) is nothing more than an Intrusion Detection System (IDS) deployed in-line with blocking capabilities. Although IPS and IDS both examine traffic looking for attacks, there are critical...

Tags: network security

[28 Feb 2008]

On the Design and Use of Internet Sinks for Network Abuse Monitoring

whitepaper In contrast to traditional intrusion detection systems or firewalls, iSink includes an active component that generates response packets to incoming traffic. Monitoring unused or dark IP addresses offers opportunities to significantly improve and...

Tags: monitoring systems

[08 Jan 2008]

Design and Implementation of a High-Performance Network Intrusion Prevention System

whitepaper The network processor acts as a customized load balancing splitter that cooperates with a set of modified content-based network intrusion detection sensors in processing network traffic. Network intrusion prevention systems provide proactive...

Tags: network security

[08 Jan 2008]

Weaknesses in Wireless LAN Session Containment

whitepaper Using the traffic analysis techniques described in this paper, an attacker can fingerprint the type of wireless LAN intrusion detection system deployed to monitor and protect the wireless network, and potentially evade the session containment...

Tags: local area networks (lan)

[05 Dec 2007]

Securing Critical Data and IT Infrastructure in Healthcare Environments

whitepaper Unlike passive-mode Intrusion Detection Systems, the TippingPoint IPS operates in-line in the network, blocking malicious and unwanted traffic, while allowing good traffic to pass unimpeded. TippingPoint is the industry's leading Intrusion...

Tags: network security, availability, traffic, intrusion

[25 Nov 2007]

Passive Operating System Identification From TCP/IP Packet Headers

whitepaper Accurate operating system (OS) identification by passive network traffic analysis can continuously update less-frequent active network scans and help interpret alerts from intrusion detection systems.

Tags: tcp - ip, os, error, identification

[06 Nov 2007]

SIFT: Snort Intrusion Filter for TCP

whitepaper Intrusion rule processing in reconfigurable hardware enables intrusion detection and prevention services to run at multi Gigabit/second rates. High-level intrusion rules mapped directly into hardware separate malicious content from benign content...

Tags: tcp - ip, processing, traffic, intrusion

[30 Oct 2007]

The dos and don'ts of VoIP security

Comment Additional tools that will help networks in case of any attack are intrusion detection and prevention systems, which scan for rogue incoming packets, and straightforward antivirus software which can help prevent any known threats from disrupting...

Tags: remote worker, encryption, vlan, voip security

[04 Apr 2007]

Detecting Abnormal Network Activities With Netflow

whitepaper Some organizations also use Intrusion Detection Systems (IDS) on border routers to analyze incoming traffic for patterns that indicate specific problems. But firewall or intrusion detection system is used primarily on borders with the Internet...

Tags: network operating systems, firewall, detection, analyze

[05 Oct 2006]

Cracked: The Great Firewall of China

News The researchers found it was possible to circumvent the Chinese intrusion detection systems (IDS) by ignoring the forged TCP resets injected by the Chinese routers, which would normally force the endpoints to abandon the connection.

Tags: firewall of china, cambridge, china

[04 Jul 2006]

Deploying Network-Based Intrusion Detection

whitepaper They can be network-based, where traffic "on the wire" is the subject of intrusion detection scrutiny. The Cisco Intrusion Detection System (Cisco IDS) product line provides flexible solutions for data center security.

Tags: centers, detection, intrusion, intrusion detection

[05 May 2006]

Network Box Case Study: Macon-Atlanta State Bank

whitepaper The bank started using all of the functions of the Network Box service, including the firewall, intrusion detection and prevention system, anti-virus, anti-spam and anti-spyware systems, as well as the content filter.

Tags: threats, bank, firewall, anti

[14 Apr 2006]

Intel Case Study: IDT PAX.Port 2500 Content Inspection Engine (CIE) and Intel IXP2400 Network Processor

whitepaper This case study illustrates the capabilities of a discrete content inspection engine working in conjunction with a network processor in intrusion detection and prevention systems. Content inspection being the primary role of security solutions, it...

Tags: network security, inspection, threats, volume

[15 Jun 2005]

Hackers to test MPs' IT systems

Hackers to test MPs' IT systems

News The House of Commons is also looking to buy an intrusion prevention system (IPS) - a combination of intrusion detection software and a firewall - to reduce the risk of denial of service attacks, virus outbreaks and Trojans.

Tags: hackers, check, commons

[29 Apr 2005]

University of Arizona Safeguards Resources With Cisco Security Solutions

whitepaper University implemented integrated intrusion detection system (IDS) and firewall solutions in Cisco switches and routers with Cisco virtual private network (VPN). This implementation dramatically reduced the number of security alarms, allowing for...

Tags: security management, detection, cisco, routers

[01 Mar 2005]

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