Tags:
Mathematik
Informatik
I present the very basic concepts of modular arithmetic as they are needed in cryptography. Important topics are: congruences, Fermat's theorem and the Euler function.
15-Mai-2018
Tags:
Mathematik
Informatik
Extended Euclidean algorithm computes the greatest common divisor of two numbers as well as the coefficients of the Bézout's idententity. This is used for computing the modulo inverse of a number and that is needed in public cryptography.
05-Apr-2018
Tags:
Mathematik
Informatik
Diffie-Hellman Key Exchange is a protocol for establishing a shared secret key between two parties over an unsecure channel.
04-Apr-2018
Tags:
Medien
The Poor Man's Guide to the Sony Camera DSC-RX100 III.
03-Apr-2018
Tags:
Sport und Gesundheit
Wissenschaft
Wie wird der Nährwert gemessen? Wieviel Kalorien brauchen, resp. verbrauchen wir?
02-Apr-2018
Tags:
Sport und Gesundheit
Eine sehr interessante Wanderung auf die Hegauer Chegel.
31-Mar-2018
Tags:
Kultur
Internet
Links and tipps for listening and download of BBC 6 Minute English.
25-Mar-2018
Tags:
Internet
Kultur
Links and tipps and a Python program for automating the download of BBC 6 minute English.
16-Feb-2018