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 ...

If quantum communication becomes mainstream, our entire approach to digital security could change.

A newly-developed cipher could finally shine light on how the strange text of the Voynich manuscript was devised.

Cipher Mining lands billion-dollar AI data center leases with AWS & Fluidstack, shifting revenue focus by 2027. Learn more about CIFR stock here.

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 ...

Damascus, Dec. 12 (SANA) The governor of the Central Bank of Syria, Abdul Qader Husariya , said the U.S. repeal of the “Caesar Act” constitutes a pivotal moment that is expected to positively ...

Damascus, Dec. 19 (SANA) Syria’s Central Bank (CBS) Governor Abdulkader Husrieh said that the repeal of the Caesar Act removes a major legal obstacle to Syria’s reintegration into the international ...

The United States House of Representatives has voted forward a bill that would end the restrictive Caesar Act sanctions on Syria, originally imposed during the rule of former leader Bashar al-Assad.

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Repealing the US Caesar Act would remove a major legal obstacle that has long hindered Syria’s integration into the international financial system, Syria’s Central Bank Governor said on Friday. The ...