[PDF] Top 20 A Polynomial-Time Key-Recovery Attack on MQQ Cryptosystems
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A Polynomial-Time Key-Recovery Attack on MQQ Cryptosystems
... of MQQ public key cryptosystems using multivari- ate quadratic quasigroups ...These cryptosystems show especially good performance ...the MQQ-SIG signature scheme is the fastest scheme ... See full document
19
A Key Recovery Attack on Error Correcting Code Based a Lightweight Security Protocol
... three key elements in a typical RFID system: Tags, one or more readers, and a back-end ...same time, they intended to satisfy com- putation and hardware constraints of low-cost RFID tags, without ... See full document
11
A Generalization of the Rainbow Band Separation Attack and its Applications to Multivariate Schemes
... and MQQ suer even more from missing cross-terms and thus could be attacked the same ...an attack, which is better than the best know HighRank attack on the scheme, and also break all variants of ... See full document
45
Key Aggregate Cryptosystems with Broadcast Aggregate Keys for Data Sharing on the Cloud with Time Bound Key Assignment
... Minimized Key In Character Based-Encryption Character Based-Encryption (CBE), it is a kind of opened key encryption in which the opened key of a customer Can be situated as a character string of the ... See full document
5
Joint Data and Key Distribution of Simple, Multiple, and Multidimensional Linear Cryptanalysis Test Statistic and Its Impact to Data Complexity
... statistical attack is inversely proportional to the number of plaintexts needed to recover information on the encryption ...the attack, cryptographers aim to provide a good estimate of the data complexity ... See full document
37
Applications of Key Recovery Cube-attack-like
... The time complexity of the attack depends on the number of matches we obtain in Step 3. The expected number of matches is determined by several factors, and in particular, it depends on a stronger version ... See full document
20
A generalized attack on RSA type cryptosystems
... a key equation ed − k(p − 1)(q − 1) = ...decryption time are proportional to the bit-length of the public and the private ...decryption time, one may be tempted to use small public exponents or ... See full document
12
A Refinement of ``A Key-recovery Attack on 855-round Trivium" From CRYPTO 2018
... Boolean polynomial of 855-round Trivium ...Boolean polynomial is simplified. Based on this method, a 855-round key-recovery attack on Trivium is ...practical attack on 721-round ... See full document
5
Key-Recovery Attack on the ASASA Cryptosystem with Expanding S-boxes
... k-affine layers and two non-linear polynomial-based S layers. The ASASA scheme with expanding S-boxes, on which we are focusing, involves S-boxes whose out- put is twice as big as their input; 32 perturbation ... See full document
17
Key Recovery from State Information of Sprout: Application to Cryptanalysis and Fault Attack
... secret key bits are used during the ...one key bit each time in the round key function, some function of multiple key bits could be ...particular key bit at one round, and may ... See full document
18
Quantum Key-recovery Attack on Feistel Structures
... public key cryptography, but also breaks several secret key schemes in polynomial time, such as Even-Mansour block cipher- s [3, 4] and some widely used modes of operation for authentication ... See full document
8
Adaptive key recovery attacks on NTRU-based somewhat homomorphic encryption schemes
... Gentry’s original construction is based on ideal lattices and is naturally implemented us- ing cyclotomic rings. On the other hand, NTRU is a practical lattice-based cryptosystem, also based on cyclotomic rings, that ... See full document
12
Cryptography from tensor problems
... private key, although of course the distribution on instances disables the NP-hardness (this is unavoidable since a trap- door for an NP-hard problem would put NP into P or BPP or BQP, depending on the resources ... See full document
19
A Small Subgroup Attack for Recovering Ephemeral Keys in Chang and Chang Password Key Exchange Protocol
... authenticated key exchange protocol is an important cryptographic technique in the secure communication ...simple key exchange protocol and claimed the protocol is secure, efficient and ...a key ... See full document
7
Key Recovery for LWE in Polynomial Time
... Our attack gives an indirect way to measure the effective value of µ in the approximation factor 2 µd of LLL-Babai for q-ary lattices: Because we can predict whether our attack will succeed or fail fairly ... See full document
16
Recovering short secret keys of RLCE in polynomial time
... For this reason, there is a recurrent temptation consisting in using codes with a higher decoding capacity for encryption in order to reduce the size of the public key. Many proposals in the last decades involve ... See full document
20
The Multivariate Probabilistic Encryption Scheme MQQ-ENC
... public key is formed from a bijective transformation by removing some of the ...rank attack was mounted against the Birational Permutation scheme even when one polynomial from the public key ... See full document
19
Key-Recovery Attacks on ASASA
... LPN-based attack on the χ ...different attack, dedicated to the χ public-key scheme. This attack exploits the fact that each bit at the output of χ is “almost linear” in the input: indeed the ... See full document
26
A Key-recovery Attack on 855-round Trivium
... a key-recovery attack on Trivium reduced to 855 ...Boolean polynomial over secret key and IV bits and it is hard to find the solution of the secret keys, we propose a novel ... See full document
25
Side Channel Power Analysis of an AES-256 Bootloader
... CPA attack to work on AES-256 requires some modifications to the attack for the second decryption round, as detailed previously in [3] and ...CPA attack to determine the Initialization Vector (IV), ... See full document
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