Firewall administration

Firewall In my previous two articles I showed you how to secure your LAN and WLAN. In that i had mentioned the firewall factor. In this article I am going to show you the uses of firewall and its administration. Firewall Administration is ensuring the proper management, configuration, and change management of it.It is comprised of Continue reading

Secure your Wireless network

Home-Networking171-560x335 In my previous article i showed you the tricks and techniques to protect your LAN connection. In this article i will show you how to secure your Wireless LAN. As in the previous article LAN security was sub divided into two parts, similarly Wireless LAN security is also divided into two parts. The difference is in the security issues.

Secure your LAN

lan security In thi short tutorial where you will come to know the basics of LAN security. As far as LAN security is concerned firewalls, anti-viruses play an important role in it. Viruses can affect your pc or your entire network. Hence it is very important to ensure that your connection is secure. Security of LAN is sub-divided in two parts.

Networking basics | Routers and switches

router First of all “What is a  router ?” Router is a device that transfers data packets along different networks. Not necessary that the network is bounded with wires. It can also be a wireless network. Routers are placed at gateways. Gateway is a place where two or more networks are connected. “What is a switch Continue reading

Mass Injection:Infected more than 40,000 Web Sites

ist2_739213-criminal1 I will be sharing a recent high profile Security breach encountered by me which caused the infection of  40,000+ website worldwide.Till last year we have heard of mass infection of personnel computers but 2009 mark the mass infection of website which indeed is very dangerous to millions of innocent users around the globe. “The attack is Continue reading

Build your own network via | Wireless LAN

wireless technology WLAN technology   First of all “what is Wireless LAN??“. The answer to it is wireless Local area network. The complete networking here is done with no wires involved. These are basically computers which covers a wider or a broader area. It is helpline where people or users from one organization want to access the Continue reading

Get Webroot Desktop Firewall For Free

desktopfirewall Webroot Desktop firewall is a solid software firewall developed by the author of Webroot Spy Sweeper, one of the best anti spyware programs available. Thought it is not so famous as other firewalls it is not a bad product and it is certainly better than Windows Vista built-in firewall due to its outbound protection. This Continue reading

Build your own network at home

LAN Hi I am Prateek Dixit owner of  Thetechnoclub. From this article I am going to show you how to setup a network via LAN. Basic things required while building up a network are LAN Cable with rj45 connectors Computers between the networking is to be done. RJ45 is basically called as Register Jacket. It is Continue reading

TCP/IP protocols

OSI layer Networking is divided into variety of protocols like SMPT -: simple mail transfer protocol UDP -: user datagram protocol TCP/IP -: Transmission control protocol/internet protocol FTP -: File transfer protocol GTP -: Gateway discover protocol HTTP -: Hyper text transfer protocol Amongst all these, TCP/IP protocol are highly used protocols. There are basically seven OSI Continue reading

Different types of networks | LAN, WAN, MAN, CAN

a network From this article you are going to gain knowledge about building a network on your own any where. Networks are broadly classified on the basis of different criteria. Let it be an either two-way connection or multi-networked connections, networks and types of networks play an obligatory and featured role in networking. Basically networks are classified in four basic Continue reading

Learn networking and build your own network at home

nt1 Hey guys its not magic but its an indeed fact. It is a practice of communication between two or more computers with a very varied concept.It can be classified along with variety of concepts, right from basic to the very advanced classification. Networking is useful in sharing resources, communicating with each other, sharing information etc. Continue reading

How To Defend An Input Validation Attack

input_val Input Validation Attacks: It is one of the very ‘easy to implement’ attack. It insets malicious scripts into an application and by running such application the system can be attacked and it becomes vulnerable. It is even hard to defend than passive attacks. Following are some of the best countermeasures against input validation attacks: Application Continue reading

Google Chrome vulnerable to ‘carpet bomb’ bug

images Attackers can combine the months-old “carpet bomb” bug with another flaw disclosed last month to trick people running Google’s brand-new Chrome browser into downloading and launching malicious code, a security researcher has warned. The attacks are possible because Google used an older version of WebKit, the open-source rendering engine that also powers Apple’s Safari, as Continue reading

port scanning

Port Scanning is one of the most popular among the reconnaissance techniques attackers use. All machines connected to a LAN or connected to Internet via a modem run many services that listen at certain ports. A service is a program that waits inside a loop for a request message from a client, and acts on Continue reading

Telnet lessons – Part 1

The Magic of DOS In this guide you will learn how to telnet, forge email, and use nslookup with Windows XP. The key to doing amazing things with XP is as simple as D O S. Yes, that’s right, DOS as in MS-DOS, as in MicroSoft Disk Operating System. Windows XP (as well as NT Continue reading

Why should your users use least privilege on their corporate computers?

If a business allows it’s users to install whatever software they choose and/or make configuration changes then they run the increased risk of the security of the machine being compromised. I recommend wherever possible businesses should refrain from giving end users administrative rights over the machines they use thereby preventing users from installing software (that Continue reading