8 reasons you may not want to use VPNs
You probably have heard about VPNs before. It’s even possible that you might have used one. In this post, we will be learning about VPN, some of its basic...
Nitesh Malviya
Nitesh Malviya is a Security Consultant. He has prior experience in Web Appsec, Mobile Appsec and VAPT. At present he works on IoT, Radio and Cloud Security and open to explore various domains of CyberSecurity. He can be reached on his personal blog – https://nitmalviya03.wordpress.com/ and Linkedin – https://www.linkedin.com/in/nitmalviya03/.
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What is a firewall: An overview
A typical corporate network makes use of a number of networking devices for preventing various attacks and maintaining the security of their network. The firewall...
Rivest Cipher 4 (RC4)
RC4 stands for Rivest Cipher 4. RC4 is a stream cipher and was invented by Ron Rivest in 1987. Since RC4 is a stream cipher, it encrypts the stream of data...
Understanding stream ciphers in cryptography
Stream ciphers fall under the symmetric encryption category. Thus, using stream ciphers the sender and the recipient of the data use the same key to encrypt...
What are smart contracts?
Let’s understand what Smart Contracts are using a simple example. Consider the purchase of cookies from a vending machine. The one who wants to buy the...
Introduction to blockchain consensus algorithms
A blockchain is a record of digital transactions. It is a distributed software network which can function both as a digital ledger and as a mechanism allowing...
Understanding block ciphers in cryptography
Block ciphers fall under the symmetric encryption category. Thus, using block ciphers the sender and the recipient of the data use the same key to encrypt and...
Python Language Basics: Variables, Lists, Loops, Functions and Conditionals
Python is a general purpose high-level, object-oriented, interpreted programming language. Python was created by Guido van Rossum around 1990 and today it...
Email security
We all know Email is the widely used communication medium at least in the corporate world. In fact, Email existed before the World Wide Web and other modes...
Introduction to hash sunctions
Hash functions are the most commonly used mathematical functions in cryptography for implementing security. A hash function converts an input value of any arbitrary...