IACR
2016
8 years 7 months ago
2016
Abstract. The related-key model is now considered an important scenario for block cipher security and many schemes were broken in this model, even AES-192 and AES-256. Recently wer...
IACR
2016
8 years 7 months ago
2016
Exciting new capabilities of modern trusted hardware technologies allow for the execution of arbitrary code within environments completely isolated from the rest of the system and...
IACR
2016
8 years 7 months ago
2016
A simple cryptographic method, a type of columnar transposition cipher, is described which may be used in series with other methods to provide practical hybrid encryption. The met...
IACR
2016
8 years 7 months ago
2016
Simpira is a recently proposed family of permutations, based on the AES round function. The design includes recommendations for using the Simpira permutations in block ciphers, has...
IACR
2016
8 years 7 months ago
2016
Goldwasser and Rothblum (TCC ’07) prove that statistical indistinguishability obfuscation (iO) cannot exist if the obfuscator must maintain perfect correctness (under a widely b...
IACR
2016
8 years 7 months ago
2016
Pseudorandom functions (PRFs) play a central role in symmetric cryptography. While in principle they can be built from any one-way functions by going through the generic HILL (SIC...
IACR
2016
8 years 7 months ago
2016
Smart phones and mobile devices have become more and more ubiquitous recently. This ubiquity gives chance for mobile advertising, especially location-based advertising, to develop...
IACR
2016
8 years 7 months ago
2016
Abstract. Integral attacks form a powerful class of cryptanalytic techniques that have been widely used in the security analysis of block ciphers. The integral distinguishers are b...
IACR
2016
8 years 7 months ago
2016
In this paper, we present two new adaptively secure identity-based encryption (IBE) schemes from lattices. The size of the public parameters, ciphertexts, and private keys are ˜O...
IACR
2016
8 years 7 months ago
2016
In attribute-based signatures, each signer receives a signing key from the authority, which is associated with the signer’s attribute, and using the signing key, the signer can i...