keerthivibisan.com / blog
Security, system design, operating systems, AI: whatever I find interesting, I study until I understand it, then write it down. Pick a topic, or search for anything.
RSA isn’t dead, and elliptic-curve cryptography isn’t as complicated as it sounds. Discover how RSA uses prime numbers, how elliptic curves turn secret numbers into public keys, and how ECDSA creates digital signatures. A beginner-friendly guide to the …
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Ever wondered what “2.4 GHz” on your Smartphone or laptop box really means? Inside every CPU, billions of tiny heart beats happen every second. Each …
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I believe the future of authentication lies in something we already carry everywhere with us, our mobile devices. IAM is changing, Users no longer …
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Recently, I worked on a real-time user database where we needed to enable bidirectional data synchronization between on-premises and cloud database …
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Our Sensitive data's are by default in clear text, when they are stored in RAM or in transit, so anybody who can read RAM or Data packets can get our …
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We all know HTTPS is more secure than HTTP—but have you ever wondered why? The difference isn’t just an extra “S”. It’s cryptography working behind …
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Exploration of the JOSE (JSON Object Signing and Encryption) standards, which provide a framework for securely signing, encrypting, and exchanging …
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Emails are part of modern communication, but have you ever thought how an email travels from your device to the recipient’s inbox ?
Read postIt is an authentication method that requires user’s to provide two or more verification factors to gain access to a system or application, rather than …
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Wi-Fi security has evolved significantly since the introduction of WEP in 1999. Early attempts, like WEP, provided basic protection but were easily …
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