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What is a Secure Socket Layer?

– Cryptography cannot be achieved without cryptographic protocols. – These protocols are responsible for providing the communication security on internet. – Examples of such protocols are transport layer security (TLS) and secure sockets layer (SSL).

In this article we talk about the latter one i.e., the secure sockets layer. – For authenticating the key exchange, […]

Virtual circuits vs. Circuit switching

What are Virtual Circuits?

– Virtual circuits or VC (in short form) are components of computer networks and telecommunications. – A connection oriented communication service related to the virtual circuits is known as the virtual channel and is provided via the packet mode communication. – Once a virtual circuit or connection has been set up […]

What is the encryption standard used for resolving wireless security issues?

Wireless is a very broad concept that involves preventing the unauthorized clients from accessing or damaging the wireless computer networks. There are two most commonly used wireless security services:

WEP or wireless equivalent privacy WPA or wi – fi protected access

– The first one i.e., the WEP is quite a weak security standard. – […]

Fiber Optics – a type of transmission media?

– Fiber Optics is the fastest growing transmission media in the field of communication. – An optical fiber is a fiber made up of transparent glass material called silica or sometimes plastic and is quite flexible. – An optical fiber has a thickness somewhat more than a human hair. – It is known to serve […]