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

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This Work-In-Progress Paper for the Innovative Practice Category presents a novel experiment in active learning of cybersecurity. We introduced a new workshop on hacking for an existing science-popularizing program at our university. The…

Computers and Society · Computer Science 2019-03-12 Valdemar Švábenský , Jan Vykopal

With the escalating prevalence of malicious activities exploiting vulnerabilities in blockchain systems, there is an urgent requirement for robust attack detection mechanisms. To address this challenge, this paper presents a novel…

Recent studies reveal that experienced data practitioners often draw sketches to facilitate communication around privacy design concepts. However, there is limited understanding of how we can help novice students develop such communication…

Human-Computer Interaction · Computer Science 2025-10-13 Jinhe Wen , Yingxi Zhao , Wenqian Xu , Yaxing Yao , Haojian Jin

Nowadays, huge amounts of data are generated every second, and a quantity of that data can be defined as sensitive. Blockchain technology has private, secure, transparent and decentralized exchange of data as native. It is adaptable and can…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-12-16 M. Sipek , M. Zagar , B. Mihaljevic , N. Draskovic

We propose Teacher-Student Curriculum Learning (TSCL), a framework for automatic curriculum learning, where the Student tries to learn a complex task and the Teacher automatically chooses subtasks from a given set for the Student to train…

Machine Learning · Computer Science 2017-12-01 Tambet Matiisen , Avital Oliver , Taco Cohen , John Schulman

As an emerging service framework built by combining cryptography, P2P network, consensus mechanism and innovative contract technology, blockchain has been widely used in digital finance, data sharing, message traceability and electronic…

Cryptography and Security · Computer Science 2025-08-05 Wenwen Zhou , Dongyang Lyu , Xiaoqi Li

Quantum computing presents a double-edged sword: while it has the potential to revolutionize fields such as artificial intelligence, optimization, healthcare, and so on, it simultaneously poses a threat to current cryptographic systems,…

Software Engineering · Computer Science 2024-10-18 Ainaz Jamshidi , Khushdeep Kaur , Aryya Gangopadhyay , Lei Zhang

Academic examination systems worldwide continue to rely on centralised, opaque record-keeping that is often vulnerable to credential forgery, result tampering, examiner bias, and the absence of transparent re-evaluation pathways. Existing…

Cryptography and Security · Computer Science 2026-04-21 Rabib Jahin Ibn Momin , Ahmed Mahir Sultan Rumi , Rezwana Reaz

Block-based visual programming environments play a critical role in introducing computing concepts to K-12 students. One of the key pedagogical challenges in these environments is in designing new practice tasks for a student that match a…

Computers and Society · Computer Science 2020-11-06 Umair Z. Ahmed , Maria Christakis , Aleksandr Efremov , Nigel Fernandez , Ahana Ghosh , Abhik Roychoudhury , Adish Singla

Block-based visual programming environments play an increasingly important role in introducing computing concepts to K-12 students. In recent years, they have also gained popularity in neuro-symbolic AI, serving as a benchmark to evaluate…

Artificial Intelligence · Computer Science 2023-05-30 Alperen Tercan , Ahana Ghosh , Hasan Ferit Eniser , Maria Christakis , Adish Singla

To empower smart contracts with the promising capabilities of cryptography, Ethereum officially introduced a set of cryptographic APIs that facilitate basic cryptographic operations within smart contracts, such as elliptic curve operations.…

Software Engineering · Computer Science 2023-12-18 Jiashuo Zhang , Jiachi Chen , Zhiyuan Wan , Ting Chen , Jianbo Gao , Zhong Chen

When learning to program, students are usually assessed based on the code they wrote. However, the mere completion of a programming task does not guarantee actual comprehension of the underlying concepts. Asking learners questions about the…

Software Engineering · Computer Science 2025-10-14 Florian Obermüller , Gordon Fraser

Block-based programming languages enable young learners to quickly implement fun programs and games. The Scratch programming environment is particularly successful at this, with more than 50 million registered users at the time of this…

Software Engineering · Computer Science 2020-09-10 Adina Deiner , Christoph Frädrich , Gordon Fraser , Sophia Geserer , Niklas Zantner

Given the escalating importance of cybersecurity, it becomes increasingly beneficial for a diverse community to comprehend fundamental security mechanisms. Among these, the RSA algorithm stands out as a crucial component in public-key…

Cryptography and Security · Computer Science 2024-07-23 Zhengping Jay Luo , Ruowen Liu , Aarav Mehta , Md Liakat Ali

Gamification and Serious Games are progressively being used over a host of fields, particularly to support education. Such games provide a new way to engage students with content and can complement more traditional approaches to learning.…

Cryptography and Security · Computer Science 2021-07-12 Alice Jaffray , Conor Finn , Jason R. C. Nurse

A trusted achievement record is a secure system that aims to record and authenticate certificates as well as key learning activities and achievements. This paper intends to gather important information on the thoughts and outlooks of…

Computers and Society · Computer Science 2020-07-07 Bakri Awaji , Ellis Solaiman , Lindsay Marshall

Secure communication is a critical requirement for Internet of Things (IoT) devices, which are often based on Microcontroller Units (MCUs). Current cryptographic solutions, which rely on software libraries or dedicated hardware…

Cryptography and Security · Computer Science 2025-09-30 Jingyao Zhang , Elaheh Sadredini

Scratch is a programming environment and an online community where young people can create, share, learn, and communicate. In collaboration with the Scratch Team at MIT, we created a longitudinal dataset of public activity in the Scratch…

Computers and Society · Computer Science 2017-02-07 Benjamin Mako Hill , Andrés Monroy-Hernández

Proof-of-Work (PoW) blockchains have emerged as a robust and effective consensus mechanism in open environments, leading to widespread deployment with numerous cryptocurrency platforms and substantial investments. However, the commonly…

Cryptography and Security · Computer Science 2024-05-15 Andrea Merlina , Thiago Garrett , Roman Vitenberg

The underlying fundaments of blockchain are cryptography and cryptographic concepts that provide reliable and secure decentralized solutions. Although many recent papers study the use-cases of blockchain in different industrial areas, such…

Cryptography and Security · Computer Science 2020-02-03 Mayank Raikwar , Danilo Gligoroski , Katina Kralevska