Every online bank transfer, private message and Bitcoin transaction rests on the assumption that some math problems are ...

In Proof-of-Work (PoW) systems, a 51% attack happens when an attacker controls more than half of the blockchain’s hashing ...

In the world of cryptocurrency mining, few metrics are as crucial, or as misunderstood, as hashrate. Whether you’re an ...

A deep dive comparing API Keys, OAuth 2.0, JWT, and HMAC for CTOs. Learn which api authentication method fits your enterprise SSO and IAM strategy.

Abstract: This paper introduces an enhanced lightweight image encryption method, combining a stream cipher and the Secure Hash Algorithm (SHA). The primary focus is developing a robust and efficient ...

Abstract: Recent years have seen extensive adoption of blockchain technology across a variety of application domains, all with the goal of enhancing data privacy, system trustworthiness, and security.

If a blockchain had a heartbeat, it’s the hash rate, miners’ work powers the network, keeping it secure, stable, and running ...

Quantum computing won’t break Bitcoin in 2026, but attackers are already preparing. Here’s how crypto is moving toward post-quantum security, and how ready it is.

In many technology-related discussions—especially those involving memory cards, CCTV footage, or forensic evidence—you may have heard the term “hash value.” While it sounds technical, a hash value ...

If you’ve ever grabbed your phone “for just five minutes” and somehow found yourself still scrolling through TikTok, Instagram Reels or YouTube Shorts an hour later, you can relate. Many people assume ...

Instagram is introducing a new tool that lets you see and control your algorithm, starting with Reels, the company announced on Wednesday. The new tool, called “Your Algorithm,” lets you view the ...