Abstract: In this study, we present the Multi-Staged Matrix Transformations Playfair Cipher (MSMT-PF), a novel approach designed to advance the traditional Playfair cipher's encryption security. While ...

Cipher Mining Inc (NASDAQ: CIFR) shares slipped on Monday as Bitcoin's (CRYPTO: BTC) pullback weighed on crypto‑linked names and momentum stocks more broadly. What Happened: Bitcoin dropped below ...

Microsoft is killing off an obsolete and vulnerable encryption cipher that Windows has supported by default for 26 years following more than a decade of devastating hacks that exploited it and ...

December 12, 2025, 4:47 PM · Violinist Ray Ushikubo has come a long way from the $20 violin he started on at age six. In November he received the loan of one of the most rare instruments in the world ...