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 ...

Introduction to ciphers and substitution. Alice and Bob and Carl and Julius: terminology and Caesar Cipher ; The key to the matter: generalizing the Caesar Cipher ; Multiplicative ciphers ; Affine ...

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 ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

We don’t know exactly what he said, but in 1971, Ray Tomlinson used Arpanet to send the first email ever. You can bet he was only thinking about getting the message to its destination, not about ...

Abstract: This paper proposes an integrated sensing and communications (ISAC) system based on affine frequency division multiplexing (AFDM) waveform. To this end, a metric set is designed according to ...

Abstract: Affine frequency division multiplexing (AFDM) is a promising new multicarrier technique for high-mobility communications based on discrete affine Fourier transform (DAFT). By properly tuning ...