ASIACRYPT
2001
Springer
13 years 9 months ago
2001
Springer
Within the security architecture of the 3GPP system there is a standardised encryption mode f8 based on the block cipher KASUMI. In this work we examine the pseudorandomness of the...
CISC
2005
Springer
13 years 10 months ago
2005
Springer
This paper proposes a blockcipher mode of operation, HCTR, which is a length-preserving encryption mode. HCTR turns an n-bit blockcipher into a tweakable blockcipher that supports ...