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In this paper we present our observations about NIST's Compression estimate test given in SP-800 90B. We observe that steps 4 and 7 of the test may be re-framed to gain efficiency. Based on our observ...
The Power of NIST Cryptographic Statistical Tests Suite
Statistical testing Cryptographic evaluation Random bit generators
2019/8/8
This paper is focused on an open question regarding the correlation and the power of NIST statistical test suite. If we found some correlation between these statistical tests, then we can improve the ...
This paper presents pqm4 – a testing and benchmarking framework for the ARM Cortex-M4. It makes use of a widely available discovery board with 196 KiB of memory and 1 MiB flash ROM. It currently inclu...
Hardware Implementations of NIST Lightweight Cryptographic Candidates: A First Look
Lightweight cryptography FPGA Authenticated cipher
2019/7/17
Security in the Internet of Things (IoT) is challenging. The need for lightweight yet robust cryptographic solutions suitable for the IoT calls for improved design and implementation of constructs suc...
Optimized implementation of the NIST PQC submission ROLLO on microcontroller
post-quantum cryptography optimization embedded system
2019/7/15
We present in this paper an efficient implementation of the code-based cryptosystem ROLLO, a candidate to the NIST PQC project, on a device available on the market. This implementation benefits of the...
Exploiting Determinism in Lattice-based Signatures - Practical Fault Attacks on pqm4 Implementations of NIST candidates
Deterministic Lattice Signatures pqm4 Fault Attack
2019/7/8
In this paper, we analyze the implementation level fault vulnerabilities of deterministic lattice-based signature schemes. In particular, we extend the practicality of skip-addition fault attacks thro...
Exploring NIST LWC/PQC Synergy with R5Sneik: How SNEIK 1.1 Algorithms were Designed to Support Round5
Post-Quantum Cryptography Lightweight cryptography Permutation-Based Cryptography
2019/6/12
Most NIST Post-Quantum Cryptography (PQC) candidate algorithms use symmetric primitives internally for various purposes such as ``seed expansion'' and CPA to CCA transforms. Such auxiliary symmetric o...
A note on the correlations between NIST cryptographic statistical tests suite
statistical testing cryptographic evaluation random bit generators
2019/5/24
This paper is focused on an open question regarding the correlation and the power of the NIST statistical test suite. If we found some correlation between these statistical tests, then we can improve ...
An Efficient and Compact Reformulation of NIST Collision Estimate Test
IID Non-IID Min Entropy
2019/5/14
In this paper we give an efficient and compact reformulation of NIST collision estimate test given in SP-800 90B. We correct an error in the formulation of the test and show that the test statistic ca...
A Complete and Efficient Key Mismatch Attack on NIST Candidate NewHope
key encapsulation mechanism NIST Candidate NewHope
2019/4/29
In CT-RSA 2019, Bauer et al. have analyzed the case when the public key is reused for the NewHope key encapsulation mechanism (KEM), a second-round candidate in the NIST Post-quantum Standard process....
NIST Post-Quantum Cryptography- A Hardware Evaluation Study
Post-Quantum Cryptography Hardware Implementation
2019/1/26
Experts forecast that quantum computers can break classical cryptographic algorithms. Scientists are developing post quantum cryptographic (PQC) algorithms, that are invulnerable to quantum computer a...
Side-channel Assisted Existential Forgery Attack on Dilithium - A NIST PQC candidate
Dilithium Lattice based cryptography Digital Signatures
2018/11/19
The recent lattice-based signature scheme Dilithium, submitted as part of the CRYSTALS (Cryptographic Suite for Algebraic Lattices) package, is one of a number of strong candidates submitted for the N...
Faster multiplication in $\mathbb{Z}_{2^m}[x]$ on Cortex-M4 to speed up NIST PQC candidates
ARM Cortex-M4 Karatsuba Toom
2018/11/2
In this paper we optimize multiplication of polynomials in Z2m[x]Z2m[x] on the ARM Cortex-M4 microprocessor. We use these optimized multiplication routines to speed up the NIST post-quantum candidates...
An efficient structural attack on NIST submission DAGS
cryptanalysis code based cryptography McEliece
2018/5/22
We present an efficient key recovery attack on code based encryption schemes using some quasi–dyadic alternant codes with extension degree 2. This attack permits to break the proposal DAGS recently su...
We conduct a multi-faceted investigation of the security properties of the three deterministic random bit generator (DRBG) mechanisms recommended in the NIST SP 800-90A standard [4]. This standard rec...