The block cipher is one of the most important primitives in modern cryptography, information
and network security; one of the primary purposes of such ciphers is to provide …

MD-64 is a 64-bit block cipher with a 128-bit secret key and is based on data-dependent
operations for the fast hardware performance. MD-64 is suitable to applications in resource …

Cobra-F64a and Cobra-F64b, designed for firmware-oriented applications, are 64-bit Data-
dependent Permutation based block ciphers with 128 key bits, which consist of 16 and 20 …

In this paper we show that the full-round Eagle-64 and Eagle-128 are vulnerable to the
related-key amplified boomerang attack. The attack on the full-round Eagle-64 requires 2 65 …

Abstract BMD-128 is a 128-bit block cipher with a 256-bit secret key and is based on
switchable data-dependent operations. By using these operators, this algorithm was …

Recently, the use of open platforms with various network functions and hardware interfaces
has been increasing in various fields such as the Internet of Things, smart buildings, and …

Data-dependent operations (DDOs) that were introduced by Moldovyan in 2003 (Moldovyan
in MMM-ACNS 2003, LNCS, 2776: 316–327, Springer, Heidelberg, 5; Moldovyan et al. in Int …

Differential and linear attacks are the most widely used cryptanalytic tools to evaluate the
security of symmetric-key cryptography. Since the introduction of differential and linear …

DDO-64 is a 64-bit Feistel-like block cipher based on data-dependent operations (DDOs). It
is composed of 8 rounds and uses a 128-bit key. There are two versions of DDO-64, named …

本文研究了Cobra-H64/128 分组密码算法在相关密钥-差分攻击下的安全性. 针对Cobra-H64
算法, 利用新构造的相关密钥-差分路径和CP 逆变换存在的信息泄露规律给出攻击算法1 …