Results 41 to 50 of about 1,738,419 (153)

A Lightweight and Flexible Encryption Scheme to Protect Sensitive Data in Smart Building Scenarios

open access: yesIEEE Access, 2018
Smart buildings represent key environments to encourage the growth of more sustainable and efficient cities. With the strong development of the Internet of Things (IoT), the integration of heterogeneous physical devices fosters the emergence of data ...
Salvador Perez   +6 more
doaj   +1 more source

A Decentralized Privacy-Preserving Healthcare Blockchain for IoT

open access: yesSensors, 2019
Medical care has become one of the most indispensable parts of human lives, leading to a dramatic increase in medical big data. To streamline the diagnosis and treatment process, healthcare professionals are now adopting Internet of Things (IoT)-based ...
Ashutosh Dhar Dwivedi   +3 more
doaj   +1 more source

Lifetimes of Keys in Cryptographic Key Management Systems [PDF]

open access: yes, 2007
The keys lifetimes necessary to attain a certain low disclosure rate have been investigated for two types of schemes. DES is employed as an encryption algorithm example. This paper employs the poorest attack, namely the exhaustive attack as a cryptanalysis. There may be a more effective attack.
Eiji Okamoto, K. Nakamura
openaire   +1 more source

Authentication and Delegation for Operating a Multi-Drone System

open access: yesSensors, 2019
As the era of IoT comes, drones are in the spotlight as a mobile medium of Internet of Things (IoT) devices and services. However, drones appear to be vulnerable to physical capture attacks since they usually operate far from operators.
Mungyu Bae, Hwangnam Kim
doaj   +1 more source

Butterfly Encryption Scheme for Resource-Constrained Wireless Networks

open access: yesSensors, 2015
Resource-constrained wireless networks are emerging networks such as Radio Frequency Identification (RFID) and Wireless Body Area Networks (WBAN) that might have restrictions on the available resources and the computations that can be performed.
Raghav V. Sampangi, Srinivas Sampalli
doaj   +1 more source

Access Control, Key Management, and Trust for Emerging Wireless Body Area Networks. [PDF]

open access: yesSensors (Basel), 2023
Salehi Shahraki A   +4 more
europepmc   +1 more source

Attack Algorithm for a Keystore-Based Secret Key Generation Method

open access: yesEntropy, 2019
A new attack algorithm is proposed for a secure key generation and management method introduced by Yang and Wu. It was previously claimed that the key generation method of Yang and Wu using a keystore seed was information-theoretically secure and could ...
Seungjae Chae   +3 more
doaj   +1 more source

A Hybrid DOS-Tolerant PKC-Based Key Management System for WSNs

open access: yesInternational Journal of Information and Communication Technology Research, 2018
Security is a critical and vital task in wireless sensor networks (WSNs), therefore different key management systems have been proposed, many of which are based on symmetric primitives.
Hamzeh Ghasemzadeh   +2 more
doaj  

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