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111 articles for “cryptographic.”
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Design and Implementation of an Improved Cryptographic Algorithm using UNICODE and Universal Colors
Abstract: AbstractA new cryptography algorithm based on Unicode and Universal colors is proposed to preserve the confidentiality of the data. The use of Unicode as encoding scheme provides support to a very large range of characters. The colors are used to obtain a large key domain to avoid cryptanalyst attacks like brute-force and dictionary attacks. The concept is based on the symmetric key cryptography that supports the use of a single …
Published in Current Trends in Information Technology · Vol. 3, Issue 1, 2013 · pp. 10–16 Read article
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A Study on Various Cryptography Techniques
Abstract: Internet has become one of the most important medium for communication. At the same time, it faces many challenges concerned with the security of information being transferred. Public key cryptography is one of the most popular techniques used to provide security over internet. This paper we discuss various public key encryption techniques and the challenges faced by them. At last we discussed the challenges and put forward some ways which …
Published in Journal of Communication Engineering & Systems · Vol. 8, Issue 2, 2018 · pp. 51–55 Read article
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Cloud Cryptography Algorithms
Abstract: Nowadays the information is being produced increasingly more by means of the enterprises and is being elevated swiftly that want will be saved and used e.g., e-mails, facts, photograph album, tax document, financial transaction, and so on. Now statistics owners are required to store their nearby facts organization on the cloud for its elasticity with financial savings. This not simplest gives flexibility to users but additionally makes our content material …
Published in Research and Reviews : Journal of Computational Biology Read article
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The Method of Electronic Voting on the Basis of Elliptic Curve Cryptography
Abstract: To improve election efficiency, accessibility and accuracy Electronic Voting Systems which use computers to record and tabulate votes are becoming more popular to modernise voting. The Congressional Research Service states that electronic voting has various advantages over traditional paper voting. Electronic voting has made the voting process more accessible. The advancement of technology is to be regarded for the ease of being able to vote from any location. This has …
Published in Journal of Electronic Design Technology · Vol. 14, Issue 1, 2023 · pp. 1–7 Read article
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Design of Block Cipher Based Lightweight Cryptography for Image Encryption Decryption Process
Abstract: The Internet of Things (IOT) is a promising future technology that will connect billions of devices.More correspondence is expected to be delivered. Information security and data pinnacles can bedangerous. The size of the device in this engineering is basically small, and it uses very little power.Many rounds of encryption are basically a waste of Gadget vitality requirements. However, a lesscomplicated calculation, conceivable compromise, necessitated uprightness. It is a 64-bit squaresecret …
Published in Journal of Production Research & Management · Vol. 11, Issue 1, 2021 · pp. 53–63 Read article
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Novel Perspectives in Quantum Safe Crypto algorithms for Enhanced Cyber Security
Abstract: This paper explores novel perspectives in quantum-safe cryptographic algorithms to bolster cybersecurity in the face of impending quantum computing advancements. Due to the efficient resolution of intricate mathematical problems by quantum computers, posing a substantial threat to existing cryptographic systems, there is a pressing requirement to create resilient alternatives. This study delves into innovative approaches, drawing from quantum-resistant cryptographic primitives, lattice-based cryptography, code-based cryptography, and hash-based cryptography. By examining the …
Published in International Journal of Computer Science Languages · Vol. 1, Issue 2, 2023 · pp. 18–22 Read article
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Key Generation Algorithms Using Difference Equations with Multi-Precision Arithmetic: A Review
Abstract: Modern cryptographic systems rely on robust key generation to secure data and communication. This review explores the integration of difference equations and multi-precision arithmetic for cryptographic key generation, addressing limitations in traditional methods like pseudorandom number generators and chaotic systems. Difference equations produce deterministic yet chaotic sequences ideal for cryptography due to their sensitivity to initial conditions and nonlinearity. However, finite precision arithmetic can lead to periodicity and loss of …
Published in Research & Reviews: Discrete Mathematical Structures · Vol. 11, Issue 3, 2024 · pp. 23–36 Read article
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Data Security System for a Bank using Hybrid Algorithm
Abstract: A secure security system is critical for a secure banking system. A secure banking system is required to prevent the theft of sensitive data from banks and clients. In today's world, exchanging vital information over the internet is extremely simple and quick. The easier it is to exchange information, the easier it is for the hacker to steal our information .As a result, a strong security system is required. To …
Published in Journal of Electronic Design Technology · Vol. 14, Issue 2, 2023 · pp. 25–36 Read article
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Quantum Key Distribution Based on BB84 Protocol
Abstract: Classical cryptosystem, which is based on mathematical complexity and irrationally time-consuming to decode, is endangered with the inception of quantum computers empowered with unprecedented computational processing along with sophisticated quantum algorithms. Thus requiring quantum cryptography and Quantum Key Distribution (QDK) protocol for secured key distribution. This thesis work contributes to the field of cryptography. First of all, it shows unconditionally secured QKD which is bound by quantum mechanics laws. It …
Published in Journal of Semiconductor Devices and Circuits · Vol. 10, Issue 3, 2024 · pp. 26–32 Read article
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A Cryptosystem based on Topological Space
Abstract: The study of surface is topology. This paper uses some characteristics of knot theory and develops a public key cryptosystem. A topologically, algebraically one way trapdoor function-based knot cryptography. A link is a set of one or more closed loops in three-dimensional space. The individual loops are called the components of the link. The loops can be twisted or knotted. If there is only one loop, the link is called …
Published in Journal of Communication Engineering & Systems · Vol. 11, Issue 2, 2021 · pp. 24–28 Read article
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An Investigative Study of Quantum-safe Secure Multi-party Computation
Abstract: This article represents the comprehensive investigation in the emerging field of quantum-safe secure multi-party computation (QSSMPC) and presents novel perspectives to address the impending threat posed by quantum computers to classical cryptographic systems. As the era of quantum computing approaches, traditional encryption methods become vulnerable to quantum algorithms, necessitating the development of quantum-resistant cryptographic protocols. In this context, the paper introduces innovative approaches to secure multi-party computation in a quantum-safe …
Published in International Journal of Computer Science Languages · Vol. 2, Issue 1, 2024 · pp. 39–44 Read article
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VHDL Programming for Side-Channel Attack Countermeasures in IoT Security
Abstract: The Internet of Things (IoT) landscape is expanding rapidly, connecting billions of devices across diverse domains. This interconnectedness, while offering unprecedented convenience and efficiency, also creates a fertile ground for security vulnerabilities. Among these threats, side-channel attacks (SCAs) pose a significant risk, particularly targeting the cryptographic implementations that underpin IoT security. SCAs exploit information leaked from the physical execution of cryptographic algorithms, such as power consumption, timing variations, and electromagnetic …
Published in Journal of VLSI Design Tools and Technology · Vol. 15, Issue 2, 2025 · pp. 20–33 Read article
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VHDL-Based Strategies for Protecting IoT Devices from Power and Electromagnetic Side-Channel Attacks: A Study
Abstract: The environment of the Internet of Things (IoT) is rapidly developing, linking billions of devices across a wide variety of disciplines. Furthermore, despite the fact that it provides an unprecedented level of convenience and efficiency, this interconnection also presents a fertile ground for security weaknesses. Side-channel attacks, also known as SCAs, are one of the dangers that pose a considerable risk. These attacks specifically target the cryptographic implementations that are …
Published in Recent Trends in Electronics Communication Systems · Vol. 12, Issue 3, 2025 · pp. 30–40 Read article
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Cloud Computing Security: A Technical Review
Abstract: AbstractIn the current scenario, due to the lack of professional testing and evaluation system for cloud computing information security products, the basic security of cloud computing information security products cannot be guaranteed. The foundation of a test and assessment arrangement of CC (cloud Computing) data security items is provided, and the system is used in the actual product testing, to further promote the development of cloud computing and information security. …
Published in Current Trends in Information Technology · Vol. 10, Issue 3, 2020 · pp. 1–13 Read article
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An Overview of the Emerging Technology: Blockchain
Abstract: Blockchain is fundamentally decentralized, disseminated record of the considerable number of exchanges or occasions which happens simply subsequent to including numerous gatherings. It guarantees elevated level of security as the exchanges which happens are altogether unknown. Every exchange or advanced occasions occurring in a Blockchain arrange is checked, just in the event that it is settled upon by the agreement of the greater part gathering of the clients partaking right …
Published in Journal of Computer Technology & Applications · Vol. 12, Issue 3, 2021 · pp. 18–22 Read article
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Homomorphic Encryption Property Algorithms
Abstract: The demand for privacy of digital data increased over the last decade. The new invention in cryptography world is Homomorphic Encryption (HE). HE enables operation on cipher text without knowing the plaintext and private key. When receiver decrypts the result of any operation, it is the same as if the receiver carried out the calculation on the plain text. HE has some specific property. There are two properties in homomorphic …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 5, Issue 3, 2017 · pp. 7–11 Read article
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From Theory to Practice: The Mathematical Foundations of Secure Blockchain Transactions
Abstract: The rise of blockchain technology has transformed the method of conducting secure and decentralized transactions across multiple industries. At its core, blockchain relies on a robust mathematical foundation to ensure data integrity, transparency, and immutability. This paper delves into the theoretical underpinnings that make secure blockchain transactions possible, including cryptographic algorithms, distributed consensus protocols, and mathematical proofs of security. We begin by exploring the role of cryptography, particularly public-key encryption, …
Published in Journal of Advanced Database Management & Systems · Vol. 12, Issue 1, 2025 · pp. 13–20 Read article
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Secure Image Backup System
Abstract: The primary reason for developing a backup system is to save files that are important. This is done so that in case if system crashes due to any reason such as hard drive failure or natural calamities, the files can be retrieved later easily. Security is one of the essential/crucial factors when it comes to data, as this data might contain confidential as well as important information. Hence, the backup …
Published in Journal of Communication Engineering & Systems · Vol. 12, Issue 1, 2022 · pp. 1–6 Read article
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A Unique Approach for Disc Encryption Based on Data Matrix
Abstract: The number of cloud users is growing due to contemporary facilities and technology. The Internet and cloud computing are the most often used categories nowadays. User privacy is a concern in cloud computing. Various approaches are being used to protect the data from intruders. This article uses a key to protect data that is comparable to plain text. The plain text and the key are partitioned into a matrix with …
Published in Journal of Communication Engineering & Systems · Vol. 13, Issue 3, 2023 · pp. 6–21 Read article
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Quantum Key Distribution in Optical Fiber Communication: A Study
Abstract: The relentless march of technological advancements, particularly in the realm of quantum computing, stances a noteworthy threat to security of existing cryptographic systems. Traditional encryption methods, like RSA and AES, trust on mathematical problems considered computationally hard for computers. However, sufficiently powerful quantum computers could render these systems vulnerable to attacks, jeopardizing the confidentiality of sensitive data transmitted over optical fiber networks. This looming threat has spurred significant research and …
Published in Trends in Opto-electro & Optical Communication · Vol. 15, Issue 1, 2025 · pp. 30–40 Read article