A mathematician is a machine for turning coffee into theorems.
The hotline between the presidents of Russia and America is secured via a onetime pad cipher.
Dispatch riders would race across the world with padlocked briefcases, personally distributing keys to everyone who would receive messages from the bank over the next week. As business networks grew i...
A problem worthy of attackProves its worth by fighting back. Piet Hein
Copies were passed to the cryptanalysts, who sat in little kiosks, ready to tease out the meanings of the messages. As well as supplying the emperors of Austria with invaluable intelligence, the Vienn...
What is the least number of weights that can be used on a set of scales to weigh any whole number of kilograms from 1 to 40?
Správné použití kvalitní šifry je velkou pomocí pro obě komunikující strany, avšak nekorektní zacházení se slabou šifrou může vyvolat velmi falešný pocit bezpečí.
Quantum cryptography is an unbreakable system of encryption.
Even the Vatican, probably the second most active center of cryptanalysis, would send Soro seemingly impenetrable messages that had fallen into its hands. In 1526, Pope Clement VII sent him two encryp...
Euclid discovered that perfect numbers are always the multiple of two numbers, one of which is a power of 2 and the other being the next power of 2 minus 1.
An expert problem solver must be endowed with two incompatible qualities – a restless imagination and a patient pertinacity. Howard W. Eves
The First World War was the chemists’ war, because mustard gas and chlorine were employed for the first time,
If N is large enough, it is virtually impossible to deduce p and q from N, and this is perhaps the most beautiful and elegant aspect of the RSA asymmetric cipher.
We would be in real trouble if everybody in GCHQ was like him, but we can tolerate a higher proportion of such people than most organizations. We put up with a number of people like him. Figure 66 Jam...
The nineteenth-century mathematician Leopold Kronecker said, God made the integers; all the rest is the work of man.
Lisa Simpson is the kind of child we not only want our children to be, but also the kind of child we want all children to be.
In addition to a greater understanding of secular subjects, the invention of cryptanalysis aslo depended on the growth of religious sholarship. Major theological schools were established in Basra, Kuf...
Říká se, že zkratka NSA ve skutečnosti znamená „Never Say Anything
The enemy of security: repetition leads to patterns, and cryptanalysts thrive on patterns.
Destitute.