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Related papers: CryptoScratch: Developing and evaluating a block-b…

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A fully homomorphic encryption system hides data from unauthorized parties, while still allowing them to perform computations on the encrypted data. Aside from the straightforward benefit of allowing users to delegate computations to a more…

In this paper, a new image encryption scheme using a secret key of 144-bits is proposed. In the substitution process of the scheme, image is divided into blocks and subsequently into color components. Each color component is modified by…

Cryptography and Security · Computer Science 2012-04-10 Narendra K Pareek

Communication and privacy are two critical concerns in distributed learning. Many existing works treat these concerns separately. In this work, we argue that a natural connection exists between methods for communication reduction and…

Machine Learning · Computer Science 2019-12-09 Tian Li , Zaoxing Liu , Vyas Sekar , Virginia Smith

Learners are often introduced to programming via dedicated languages such as Scratch, where block-based commands are assembled visually in order to control the interactions of graphical sprites. Automated testing of such programs is an…

Software Engineering · Computer Science 2022-02-15 Katharina Götz , Patric Feldmeier , Gordon Fraser

Young learners are increasingly introduced to programming, and one of the main challenges for educators is to achieve learning success while also creating enthusiasm. As it is particularly difficult to achieve this enthusiasm initially in…

Software Engineering · Computer Science 2023-04-19 Isabella Graßl , Gordon Fraser

Many computational tasks benefit from being formulated as the composition of neural networks followed by a discrete symbolic program. The goal of neurosymbolic learning is to train the neural networks using end-to-end input-output labels of…

Machine Learning · Computer Science 2025-10-24 Seewon Choi , Alaia Solko-Breslin , Rajeev Alur , Eric Wong

With the constantly advancing capabilities of quantum computers, conventional cryptographic systems relying on complex math problems may encounter unforeseen vulnerabilities. Unlike regular computers, which are often deemed cost-ineffective…

Cryptography and Security · Computer Science 2024-09-18 Emils Bagirovs , Grigory Provodin , Tuomo Sipola , Jari Hautamäki

Recently, cybersecurity becomes more and more important due to the rapid development of Internet. However, existing methods are in reality highly sensitive to attacks and are far more vulnerable than expected, as they are lack of trustable…

Cryptography and Security · Computer Science 2018-11-28 Yu Han , Zhongru Wang , Qiang Ruan , Binxing Fang

Context: Cryptographic APIs are often misused in real-world applications. Therefore, many cryptographic API misuse detection tools have been introduced. However, there exists no established reference benchmark for a fair and comprehensive…

Software Engineering · Computer Science 2022-04-14 Michael Schlichtig , Anna-Katharina Wickert , Stefan Krüger , Eric Bodden , Mira Mezini

Cryptographic API misuses, such as exposed secrets, predictable random numbers, and vulnerable certificate verification, seriously threaten software security. The vision of automatically screening cryptographic API calls in massive-sized…

Cryptography and Security · Computer Science 2019-03-28 Sazzadur Rahaman , Ya Xiao , Sharmin Afrose , Fahad Shaon , Ke Tian , Miles Frantz , Danfeng , Yao , Murat Kantarcioglu

Blockchain is a decentralized, distributed ledger technology that ensures transparency, security, and immutability through cryptographic techniques. However, advancements in quantum computing threaten the security of classical cryptographic…

Cryptography and Security · Computer Science 2026-01-14 Nicholas J. C. Papadopoulos

Cyberharassment is a critical, socially relevant cybersecurity problem because of the adverse effects it can have on targeted groups or individuals. While progress has been made in understanding cyber-harassment, its detection, attacks on…

Computers and Society · Computer Science 2024-05-17 Ebuka Okpala , Nishant Vishwamitra , Keyan Guo , Song Liao , Long Cheng , Hongxin Hu , Yongkai Wu , Xiaohong Yuan , Jeannette Wade , Sajad Khorsandroo

Cryptographic algorithms are fundamental to modern security, yet their implementations frequently harbor subtle logic flaws that are hard to detect. We introduce CryptoScope, a novel framework for automated cryptographic vulnerability…

Cryptography and Security · Computer Science 2025-08-18 Zhihao Li , Zimo Ji , Tao Zheng , Hao Ren , Xiao Lan

Skill verification is a central problem in workforce hiring. Companies and academia often face the difficulty of ascertaining the skills of an applicant since the certifications of the skills claimed by a candidate are generally not…

Cryptography and Security · Computer Science 2020-03-26 Jay Gupta , Swaprava Nath

Cryptojacking is the permissionless use of a target device to covertly mine cryptocurrencies. With cryptojacking, attackers use malicious JavaScript codes to force web browsers into solving proof-of-work puzzles, thus making money by…

Cryptography and Security · Computer Science 2023-04-27 Muhammad Saad , David Mohaisen

How can AI enhance creative coding experiences for families? This study explores the potential of large language models (LLMs) in helping families with creative coding using Scratch. Based on our previous user study involving a prototype AI…

Human-Computer Interaction · Computer Science 2023-05-18 Stefania Druga , Nancy Otero

The growing digitization of education presents significant challenges in maintaining the integrity and trustworthiness of educational content. Traditional systems often fail to ensure data authenticity and prevent unauthorized alterations,…

Cryptography and Security · Computer Science 2024-10-01 Talgar Bayan , Richard Banach , Askar Nurbekov , Makhmud Mustafabek Galy , Adi Sabyrbayev , Zhanat Nurbekova

The decentralized and unregulated nature of cryptocurrencies, combined with their monetary value, has made them a vehicle for various illicit activities. One such activity is cryptojacking, an attack that uses stolen computing resources to…

Cryptography and Security · Computer Science 2025-05-06 Tanapoom Sermchaiwong , Jiasi Shen

Big data has been a pervasive catchphrase in recent years, but dealing with data scarcity has become a crucial question for many real-world deep learning (DL) applications. A popular methodology to efficiently enable the training of DL…

Cryptography and Security · Computer Science 2022-10-21 Roman Walch , Samuel Sousa , Lukas Helminger , Stefanie Lindstaedt , Christian Rechberger , Andreas Trügler

Blockchain, as a distributed ledger technology, becomes increasingly popular, especially for enabling valuable cryptocurrencies and smart contracts. However, the blockchain software systems inevitably have many bugs. Although bugs in smart…

Cryptography and Security · Computer Science 2023-02-22 Xiao Yi , Daoyuan Wu , Lingxiao Jiang , Yuzhou Fang , Kehuan Zhang , Wei Zhang
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