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Research on Quantum-Attack-Resistant Strong Forward-Secure Signature Schemes [PDF]

open access: yesEntropy, 2023
The security of digital signatures depends significantly on the signature key. Therefore, to reduce the impact of leaked keys upon existing signatures and subsequent ones, a digital signature scheme with strong forward security could be an effective ...
Fengyin Li   +4 more
doaj   +4 more sources

Forward-Secure Linearly Homomorphic Signature Scheme in the Standard Model and Its Application [PDF]

open access: yesEntropy
Linearly homomorphic signatures (LHSs) are widely used in scenarios such as network coding and the Internet of Things, but their security faces the serious threat of key leakage.
Linlin Wang, Zuling Chang
doaj   +2 more sources

Forward Secure Conjunctive-Keyword Searchable Encryption

open access: yesIEEE Access, 2019
Searchable symmetric encryption (SSE) has been applied in constructing secure cloud storage for its simplicity, high-efficiency, and practicality. Recent works show that forward privacy has become a fundamental property required for SSE, and several ...
Chengyu Hu   +6 more
doaj   +3 more sources

A Forward-Secure Signature with Backward-Secure Detection [PDF]

open access: yes2008 International Conference on Information Security and Assurance (isa 2008), 2008
In this paper, we propose a method to enhance the security of Abdalla and Reyzin 's forward-secure signature scheme, by producing a backward-secure detection. In the proposed scheme, we embedded the hash-chain into the forward-secure signature scheme. It achieves not only forward-security but also backward-security for the digital signature.
D J Guan
exaly   +2 more sources

Secure Computation-and-Forward With Linear Codes [PDF]

open access: yesIEEE Journal on Selected Areas in Information Theory, 2021
We discuss secure transmission via an untrusted relay when we have a multiple access phase from two nodes to the relay and broadcast phase from the relay to the two nodes. To realize the security, we construct a code that securely transmits the modulo sum of the messages of two nodes via a multiple access channel.
Masahito Hayashi   +2 more
openaire   +2 more sources

A Modern View on Forward Security [PDF]

open access: yesThe Computer Journal, 2020
Abstract Forward security ensures that compromise of entities today does not impact the security of cryptographic primitives employed in the past. Such a form of security is regarded as increasingly important in the modern world due to the existence of adversaries with mass storage capabilities and powerful infiltration abilities ...
Colin Boyd, Kai Gellert
openaire   +2 more sources

Fine-Grained Forward Secure Firmware Update in Smart Home

open access: yesMathematics, 2023
Although the vigorous development of smart homes brings great convenience to people’s lives, smart homes usually suffer from various security threats due to firmware vulnerabilities.
Qiuxia Zhao   +3 more
doaj   +1 more source

Forward Secure Lattice-Based Sequential Aggregate Signature Schemes in Stan-dard Model

open access: yesJisuanji kexue yu tansuo, 2021
In the forward secure sequential aggregate (FssAgg) signature scheme, the signer combines signatures generated in different intervals under different secret keys incrementally and sequentially in a layered “onion-like” fashion with the first signature ...
XIE Jia, HU Yupu, GAO Juntao, WANG Baocang, JIANG Mingming
doaj   +1 more source

Forward Secure Sequential Aggregate Signature Schemes on Lattice

open access: yesJisuanji kexue yu tansuo, 2021
The forward secure sequential aggregate (Fss-Agg) signature has the advantages of forward secure signature and the sequential aggregate signature at the same time. Since its proposal in 2007, it has been widely applied in many application scenarios, such
XIE Jia, HU Yupu, GAO Juntao, WANG Baocang, JIANG Mingming
doaj   +1 more source

Forward Secure Proxy Signature Scheme over NTRU Lattice [PDF]

open access: yesJisuanji gongcheng, 2019
Most existing forward secure proxy signature schemes are constructed based on traditional number theory problems,such as large integer decomposition,discrete logarithm and bilinear pairs,and they are easy to be cracked in a quantum computing environment ...
YE Qing, YANG Xiaomeng, ZHAO Zongqu, ZHANG Jing
doaj   +1 more source

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