While visiting Prague for the conference, Dietl gave an interview to MF Dnes.
Read the article "Spion studene valky" (Cold War Spy) here... (in Czech).
Take a look at more articles covering the conference:
DatenSicherheit.de - May 31, 2011
Konferenz Secret of Ciphers in Prag: Kryptologie-Geschichte aus Erster Hand
Ceetrust.org - May 31, 2011
Secret of Ciphers: Conference on Cryptography and Intelligence
Prague Post - May 25, 2011
Experts reveal the secrets of ciphers
Expats.cz - May 18, 2011
Decrypting Cryptographic Ciphers
International conference Secret of Ciphers taking place at Prague College
CHIP magazine - May 18, 2011
Tajemstvi sifer – mezinarodni konference o kryptografii a zpravodajskych sluzbach