@keerthankasula

Securing private keys using Hardware Security Modules

Apr 11 · 8 min read · If you have read my previous articles, I have covered the topic of asymmetric cryptography, where the process of encrypting data is done using two keys: a public key and a private key. For a better un

Part 6: Java program to generate digital signatures using bouncy-castle

Sep 7, 2025 · 5 min read · My name is keerthan, working as a java-security developer and In this article, let us programmatically explore how digital signatures are generated and validated using industry-standard cryptographic library called bouncy castle. Consider reading my ...

The Quantum-Computer and it's threat to today's data security standards.

Sep 5, 2025 · 4 min read · We must have heard this fancy term called ‘quantum computing’ or a quantum computer, what exactly is a quantum computer ? and why it is a threat to data security? let us actually try to get to know answers about these questions in a simple manner. My...

Part 5: Introduction to Encryption using Java and Bouncy Castle

Dec 22, 2024 · 5 min read · In an era where data breaches and cyber threats dominate headlines, securing information has become more critical than ever. Cryptography, the art of protecting data through encryption and decryption, is at the heart of modern cybersecurity. This art...

The Client-Server Communication - SSL/TLS Handshake Process

Oct 27, 2024 · 3 min read · Prologue In this article, we’ll explore the communication process between the client (browser) and server, focusing on how they exchange data and validate each other to ensure that only the intended parties are involved and that the data remains secu...