Cryptology I (Autumn 2007)

Take-home exercises, 1st set

Deadline: September 11th

Exercise 1a Break the following cryptogram, created using the subsitution cipher from an English text. You'll find the cryptogram in the file under your name. Here is a useful page.
Silver Aabjõe Madis Abel Lidija Agen Erkki Alamäe Alexander Andrusenko Mart Aomets Kalmer Apinis Liisi Haav Roman Jagomägis Andres Kalle Diana Korsmik Magnus Leppik Jelena Makarova Avo Muromägi Jaan Neljandik Long Ngo Long Nguyen Hoang Margus Niitsoo Indrek Priks Kairi Schotter Ivo Seeba Andres Tiko Aleksandr Tkatšenko Ain Uljas Merli Uus Yanjun Yao

Exercise 1b Break the following cryptogram, created using the Vigenère cipher from an English text. You'll find the cryptogram in the file under your name.

Silver Aabjõe Madis Abel Lidija Agen Erkki Alamäe Alexander Andrusenko Mart Aomets Kalmer Apinis Liisi Haav Roman Jagomägis Andres Kalle Diana Korsmik Magnus Leppik Jelena Makarova Avo Muromägi Jaan Neljandik Long Ngo Long Nguyen Hoang Margus Niitsoo Indrek Priks Kairi Schotter Ivo Seeba Andres Tiko Aleksandr Tkatšenko Ain Uljas Merli Uus Yanjun Yao

(Let me know if you wish to pass the course but could not find your name here)

Please present the entire solution (not just the answer), including