Trivium, Enocoro, and lightweight keystream generation for constrained platforms Stream ciphers hold a special place in lightweight cryptography because their internal state machines map naturally to small, fast digital circuits. Unlike block ciphers, which must process data in fixed-size chunks,…

Elliptic-curve based signatures, identity-based encryption, and key agreement for constrained environments Public-key cryptography on constrained devices has long been considered impractical due to the enormous computational cost of modular exponentiation required by traditional algorithms like RSA. ISO/IEC 29192-4 changes this…

PHOTON, SPONGENT, and lightweight hashing for integrity and authentication on constrained devices Cryptographic hash functions are fundamental building blocks for data integrity, digital signatures, random-number generation, and many authentication protocols. On constrained devices, conventional hash functions such as SHA-256 require…

Lightweight MAC constructions for data integrity and origin authentication in constrained networks Message Authentication Codes (MACs) are essential for guaranteeing both the integrity and the authenticity of data transmitted over untrusted networks. In the IoT ecosystem, where devices broadcast sensor…

Information Technology — Anonymous Digital Signature Mechanisms Anonymous Digital Signature Mechanisms ISO/IEC 29191 defines anonymous digital signature mechanisms that enable authentication and integrity verification while protecting the signer’s identity. This standard addresses a fundamental tension in digital security: the need…

Foundations, scope, and security classification for resource-constrained environments As the Internet of Things (IoT) expands into every corner of modern life — from smart meters and medical implants to supply-chain RFID tags — the need for cryptographic primitives that can…

PRESENT, CLEFIA, and other lightweight block cipher designs for constrained environments Block ciphers remain the workhorse of symmetric cryptography, and ISO/IEC 29192-2 addresses the challenge of designing and standardising block ciphers that can be implemented with extremely low hardware resource…

A Technical Guide for Engineers and System Architects 1. Fundamentals of Presentation Attack Detection ISO/IEC 29183 specifies the technical requirements and evaluation methodologies for presentation attack detection (PAD) in biometric systems, commonly known as anti-spoofing. A presentation attack occurs when…

A Technical Guide for Engineers and System Architects 1. Signature Quality Metrics Framework ISO/IEC 29184 defines a comprehensive set of quality metrics for biometric signature data, encompassing both dynamic (on-line) signatures captured via digitizing tablets or stylus-enabled devices and static…

Identification of Privacy Protection Requirements — Part 1: Framework Understanding the Privacy Protection Framework ISO/IEC 29187-1 establishes a comprehensive framework for identifying privacy protection requirements in information technology systems. This standard, part of the broader ISO/IEC 29100 series on privacy,…

Information Technology — Privacy Capability Assessment Model Privacy Capability Maturity Model ISO/IEC 29190 defines a privacy capability assessment model that enables organizations to evaluate and improve their privacy management practices. The standard establishes a structured maturity framework that measures an…

Standardised interface specifications for interoperable sensor network entities Interface Architecture in SNRA ISO/IEC 29182-5 defines the interfaces between entities in the Sensor Network Reference Architecture. Interfaces are the contract points where entities interact, exchanging data, control commands, and management information.…

Application-driven sensor network design patterns and domain-specific guidance Sensor Network Applications and the SNRA ISO/IEC 29182-6 focuses on the application layer of the Sensor Network Reference Architecture, providing guidance on how sensor network capabilities are exposed to and consumed by…

A Practical Guide to Deploying Interoperable Sensor Networks ISO/IEC 29182-7 provides comprehensive guidelines for designing, deploying, and managing sensor networks in a wide range of application domains. As part of the ISO/IEC 29182 series on sensor network reference architecture, this…

Foundational concepts, stakeholder concerns, and architectural requirements for sensor network systems Introduction to ISO/IEC 29182-1 ISO/IEC 29182-1 serves as the foundational document for the Sensor Network Reference Architecture (SNRA) family of standards. It provides a high-level overview of sensor networks,…

Standardised terminology for unambiguous sensor network architecture description The Importance of Standardised Terminology ISO/IEC 29182-2 establishes a unified vocabulary for the sensor network domain, defining over 150 terms that eliminate ambiguity across the entire 29182 series. Without such standardisation, the…

Five architectural viewpoints for describing sensor network systems Architectural Viewpoints in SNRA ISO/IEC 29182-3 defines a set of architectural viewpoints for describing sensor network architectures, following the IEEE 1471 / ISO/IEC 42010 framework for architecture description. These viewpoints address the…