Networks & Security

A good tutorial on Socket programming, covers, C, Java, Python examples on Sockets

The Networking Encyclopedia is an attempt to give you a central place to go to look up words, terms and acronyms you'll run across in your work day.

Free resources on

* HTTP Tutorials and Resources
* ICMP Tutorials and Resources
* IMAP Tutorials and Resources
* MIME Tutorials and Resources

A good collection of Networking tutorials including TCP/IP, UDP, OSI model, Stop denial of service attacks.

Top 15 Security/Hacking Tools & Utilities

Security challenges and strategies for IT professionals. Experts explore the trends and technologies that can protect your enterprise or leave it vulnerable to attack. Rigorous security standards, contingency plans, tips and countermeasures to protect your computer and network information assets are explored.

CertCities.com Security News, an online magazine for the certified IT professional community for the latest on Computer Security .

School Security provides information on one of the hottest topics today – the protection of physical and data environments in schools and districts. Brought to you by T.H.E. Journal and Security Products, School Security focuses on ideas and insights from specialists in security industries, best practices from schools and districts around the country, the latest products for data safety and facilities protection, a calendar of security-related events, conferences, webinars, plus much more.

This newsletter archive features security-related news from ENT and exclusive columns by security guru Russ Cooper. It's a must read for IT professionals who need to stay up to date on IT security for their organizations.

Find computer network tutorials, wireless communication guide, LAN/WAN guide, local area network tools, wan introduction, osi layers model and many other advance topics of data communication.

The eSecurityPlanet newsletter delivers important news and information about IT security technology, trends and issues. Get the latest on IT security software, hardware and services vendors, along wit

Keep up with the latest security news, trends, threats and product information for the enterprise IT professional with the Enterprise IT Planet Security Newsletter.

This is a Zine that is about hacking, and how to protect yourself from hackers. The Zine also goes into detail about coding, security, and many computer/internet related ideas.

CompTIA Study Guide contains :

Editor's Letter
CompTIA Certification Overview
CompTIA Resources
Dissecting the Network+ Exam
Understanding CompTIA HTI+
Understanding CompTIA Security+
CompTIA Network+ Practice Exam

CertMag's Application Development StudyGuide contains:Developer Certification: An Overview and Survey
Dissecting the Microsoft Web Services Exam
Developer Exam Study Strategies
Test Yourself on the Sun Java 2 Programmer Exam (#310-035)

CertMag's Security StudyGuide will help you learn more about the overall landscape and locate useful resources for the security certification program or programs of your choice.

At Developers.net, you'll find computer security news, free firewall downloads, and security articles that address all areas of online integrity, from hacking and cracking to SSL and application security software.

This website aims at providing free books and tutorials for the readers interested in various areas relating to the ever interesting field of Computer Networks!

Topics on the engineering of computer software and hardware systems: techniques for controlling complexity, system infrastructure, networks and distributed systems, atomicity and coordination of parallel activities, recovery and reliability, privacy of information, impact of computer systems on society.

The intent of this Quick Reference Guide is to provide a starting point for improving the security of your system, to serve as a pointer to more in-depth security information, and to increase security