All pages tagged with udp
Firewall-Friendly VoIP Secure Gateway and VoIP Security Issues
IP telephony services using VoIP (Voice over Internet Protocol) technologies have rapidly spread over the last several years. However, interoperation of an IP-PBX (Private Branch eXchange) service and a consumer ...
Written by: Fukuyama, Fujimoto, and Takenaka and added on June 19, 2011Complete Reference Guide to Creating a Remote Log Server
A remote log server is nothing more then a system preconfigured at install-time to provide hard drive space for other systems to log to. This system must be completely secured ...
Written by: Eric Hines and added on Jan. 27, 2011Predictability of Windows DNS resolver
The main DNS security issues have very often focused on server side problems and vulnerabilities. This paper focuses on Windows client DNS service, also called DNS resolver. This paper explains ...
Written by: Roberto Larcher and added on Feb. 20, 2011Netcat – The TCP/IP Swiss Army Knife
Netcat is a tool that every security professional should be aware of and possibly have in their ‘security tool box’. In May/June of 2000, insecure.org conducted a survey of 1200 ...
Document added on Jan. 24, 2011Forensic Analysis of a Live Linux System, Part One
During the incident response process we often come across a situation where a compromised system wasn't powered off by a user or administrator. This is a great opportunity to acquire ...
Document added on March 6, 2011A Security Analysis of System Event Logging with Syslog
An analysis of the system event logging protocol, syslog is discussed. A review of the problems with the syslog protocol are descibed. Theses security problems include the tranmission of system ...
Written by: Kenneth E. Nawyn and added on Feb. 1, 2011Securing the Cisco Local Director
In today's world of mission-critical, Web-based applications, the need for uptime and availability of these tools is one of the top requirements for organizations to both compete and succeed in ...
Document added on April 16, 2011Network Intrusion Detection Signatures, Part One
This is the first in a series of articles on understanding and developing signatures for network intrusion detection systems. In this article we will discuss the basics of network IDS ...
Written by: Karen Kent Fredrick and added on Jan. 14, 2011Network Intrusion Detection Signatures, Part Three
This is the third in a series of articles on understanding and developing signatures for network intrusion detection systems. In Part One and Part Two, we examined the use of ...
Written by: Karen Kent Fredrick and added on May 8, 2011Network Intrusion Detection Signatures, Part Four
This is the fourth in a series of articles on understanding and developing signatures for network intrusion detection systems. In part one we discussed the basics of network IDS signatures ...
Written by: Karen Kent Fredrick and added on March 20, 2011