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 ...

1. Introduction -- 2. From Julius Caesar to simple substitution -- 3. Polyalphabetic systems -- 4. Jigsaw ciphers -- 5. Two-letter ciphers -- 6. Codes -- 7. Ciphers for spies -- 8. Producing random ...

Cipher Mining (NASDAQ: CIFR) has acquired a 200 MW site in Ohio to support high-performance computing workloads, according to a company press release on Tuesday. Dubbed Ulysses and covering 195 acres, ...

Site acquisition includes 195 acres of land in Ohio and all necessary interconnection approvals to participate in the PJM market NEW YORK, Dec. 23, 2025 (GLOBE NEWSWIRE) -- Cipher Mining Inc.(NASDAQ: ...

Cipher Mining CIFR shares have gained a stellar 296.7% over the past six months compared with the Technology Services industry’s growth of 17.1%. However, the broader Zacks Business Services sector ...

Cipher Mining, Inc. operates as a Bitcoin mining ecosystem in the United States. The firm is developing a cryptocurrency business. The company was founded in 2021 and is headquartered in New York, NY.

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 ...