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Computer Network

What is Computer Network?

What is Computer Network? A communication system for connecting computers/hosts. When two or more than two electronics devices are interconnected in order to share files, software, resources either by wired or wireless medium, it is...

What is Firewall?

Any system or device that allows safe network traffic to pass while restricting or denying unsafe traffic. Firewalls are usually dedicated machines running at the gateway point between your local network and outside world,...

What is IPSEC?

IPsec provides a mechanism for secure data transmission over IP networks, ensuring confidentiality, integrity, and authenticity of data communications over unprotected networks such as the Internet. IPsec encompasses a suite of protocols and is...

What is Virtual Private Network?

The internet is a worldwide publicly accessible IP Network. Due to its vast global proliferation, it has become a viable method of interconnecting remote sites. However, the fact that it is a public infrastructure...

What is Data Encryption, Decryption and Cryptography?

Cryptography Cryptography is derived from the Greek words; kryptos, “hidden”, and graphein, “to write” or “hidden writing”. Cryptography is the science of using mathematics to encrypt and decrypt data. Cryptography enables you to store sensitive...

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Learning SEO For Beginners

Search engine optimization (SEO) can be a daunting process to learn for any person who is unfamiliar with it. However, this process is one...