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Identity-based key-insulated aggregate signature scheme
2017
Journal of King Saud University: Computer and Information Sciences
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To reduce the damage caused by the key exposure problem in aggregate signatures and preserve the benefits of identity-based (ID-based) cryptography, we hereby propose the first key-insulated aggregate ...
signature scheme in ID-based setting. ...
This is the first key insulated aggregate signature scheme in ID-based setting. ...
doi:10.1016/j.jksuci.2015.09.003
fatcat:hliexgb5cbhk7neym7hc3y3fpm
Identity-Based Strong Key-Insulated Signature Without Random Oracles
2008
Journal of Software (Chinese)
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Identity-Based strong key-insulated signature without random oracles. ...
[17] applied the key-insulation mechanism to IBS and proposed the first ID-based key-insulated signature (IBKIS) scheme (ZCC scheme). ...
key-insulated signature Definition 3. ...
doi:10.3724/sp.j.1001.2008.01555
fatcat:bqdpp3muorh2ngr5qqjtxw4s24
Identity-Based Parallel Key-Insulated Signature: Framework and Construction
2008
Journal of research and practice in information technology
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To minimize the damage caused by key-exposure in ID-based signatures, in ISPEC'06 Zhou et al (2006) proposed an ID-based key-insulated signature (IBKIS) scheme. ...
In this paper, we extend Hanaoka et al (2006) parallel key-insulated mechanism to IDbased signature scenarios, and present an ID-based parallel key-insulated signature (IBPKIS) scheme. ...
To minimize the damage caused by key-exposure in ID-based signatures, Zhou et al (2006) proposed an ID-based key-insulated signature (IBKIS) scheme. ...
dblp:journals/acj/WengLCL08
fatcat:omuxceo7wjb7zlrv4pjzce37nm
Unidirectional Identity-Based Proxy Re-Signature with Key Insulation in EHR Sharing System
2022
CMES - Computer Modeling in Engineering & Sciences
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What's more, it can update different corresponding private keys in infinite time periods without changing the identity information of the user as the public key. ...
Although the leakage of the private key occurs at a certain moment, the forward and backward key will not be attacked. Thus, the purpose of key insulation is implemented. ...
key-insulated signature [41] in the unidirectional IDPRS [23] , the concrete construction of the unidirectional identity-based PRS scheme with insulated key has been given as follows: • Setup(1 k ) ...
doi:10.32604/cmes.2022.019589
fatcat:xzt3gjsgovclxaali2tbakdz2e
A Pairing-free Key-insulated Certificate-based Signature Scheme with Provable Security
2015
KSII Transactions on Internet and Information Systems
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Certificate-based signature (CBS) combines the advantages of both public key-based signature and identity-based signature, while saving from the disadvantages of drawbacks in both PKS and IBS. ...
To resist the threat of key leakage, we present a pairing-free key insulated CBS scheme by incorporating the idea of key insulated mechanism and CBS. ...
Security definitions Motivated by the security models for key insulated signature in traditional PKI [15, 16] , ID-based cryptosystems [21, 22] , and certificate-based signature [12] [13] [14] , Li ...
doi:10.3837/tiis.2015.03.023
fatcat:t27tsv2ncjfxbivlb463asrnh4
New identity-based key-insulated convertible multi-authenticated encryption scheme
2011
Journal of Network and Computer Applications
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Elaborating on the merits of convertible multi-authenticated encryption (CMAE) schemes and keyinsulated systems, we propose a novel identity-based key-insulated convertible multi-authenticated encryption ...
scheme (IB-KI-CMAE), which can effectively reduce the impact caused by the key exposure. ...
The next year, Zhou et al. (2006) presented an identity-based key-insulated signature (IB-KIS) scheme. In the random oracle model, they also formally proved the security of their scheme. ...
doi:10.1016/j.jnca.2011.06.005
fatcat:vhy6wjkehngv7nlebweyqp452y
Attribute-Based Threshold Key-Insulated Signature
2016
Revista Técnica de la Facultad de Ingeniería Universidad del Zulia
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To deal with the signing key exposure problem in attribute-based signature systems, we propose an attribute-based threshold key-insulated signature (ABTKIS) scheme. ...
It strengthens the security and flexibility of existing attribute-based key-insulated signature schemes. Our scheme is provably secure in the standard model (i.e. without random oracles). ...
ABS can be applied to attribute based messaging systems and anonymous authentication. The first attribute-based key-insulated signature scheme (ABKIS) was proposed by Chen et al. ...
doi:10.21311/001.39.5.48
fatcat:fmrevjlnhjdg5df5mi7gee3tra
Strong Key-Insulated Signature Schemes
[chapter]
2002
Lecture Notes in Computer Science
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Finally, we construct strong (N − 1, N)-key-insulated schemes based on any "trapdoor signature scheme" (a notion we introduce here); our resulting construction in fact serves as an identity-based signature ...
We present here constructions of strong key-insulated signature schemes based on a variety of assumptions. ...
Finally, we mention that an identity-based signature scheme [28] immediately gives an (N − 1, N)-key-insulated signature scheme (ensuring strong security requires some additional work). ...
doi:10.1007/3-540-36288-6_10
fatcat:rvsmqwgy6zgm3cxeocep4rs63u
A Strong Identity Based Key-Insulated Cryptosystem
[chapter]
2006
Lecture Notes in Computer Science
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In this paper, we propose a strong identity based (ID-based) key-insulated cryptosystem security model, including ID-based key-insulated encryption (IB-KIE) security model and ID-based key-insulated signature ...
All the key-insulated encryption and signature schemes in this paper are provably secure in the random oracle model and support random-access key-updates. ...
In order to decrease the damage of secret key exposure in identity based cryptosystem, a strong ID-based (N − 1, N ) -key-insulated encryption and a strong ID-based (N − 1, N ) -key-insulated signature ...
doi:10.1007/11807964_36
fatcat:x5wtpeyjffbyvb64asvymjzqmu
Attribute-Based Parallel Key-Insulated Signature
2015
Cybernetics and Information Technologies
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of an Attribute-Based Parallel Key-Insulated Signature (ABPKIS). ...
To deal with the key-exposure protection problem in attribute-based signature systems, we extend the parallel key-insulated mechanism to attribute-based signature scenarios, and then introduce the primitive ...
[1] proposed an Attribute-Based Key-Insulated Signature (ABKIS), which is a crucial technique for protecting signing keys in ABS systems. ...
doi:10.1515/cait-2015-0039
fatcat:rdhocgwrareu3kkleubexf5sf4
A Lightweight Certificate-Based Aggregate Signature Scheme Providing Key Insulation
2021
Computers Materials & Continua
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Aggregate signature methods (e.g., identity-based and certificateless cryptography) have been studied. Both methods pose key escrow and key distribution problems. ...
In this proposed method, by providing key insulation, security threats that occur when keys are exposed due to physical attacks such as side channels can be solved. ...
[11] scheme employ identity-based aggregate signatures, but only the Reddy et al. scheme features key insulation. ...
doi:10.32604/cmc.2021.018549
fatcat:doh6aszdjnazrkcrzk4zcwwmme
Certificateless Key-Insulated Generalized Signcryption Scheme without Bilinear Pairings
2017
Security and Communication Networks
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A key-insulated mechanism can resolve the private key exposure problem. ...
Generalized signcryption (GSC) can be applied as an encryption scheme, a signature scheme, or a signcryption scheme with only one algorithm and one key pair. ...
[23] proposed the first identity-based key-insulated signature in 2006. Weng et al. [24] developed an identitybased key-insulated signature in the standard model in the same year. ...
doi:10.1155/2017/8405879
fatcat:sfouwhspnvcypozhgv5aitakvq
New Efficient Identity-Based Key-Insulated Multisignature Scheme
2013
International Journal of Machine Learning and Computing
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Index Terms-Identity-based, key-insulated, multi-signature, key exposure, bilinear pairing. ...
We propose a new efficient identity-based key-insulted multisignature scheme for facilitating group-oriented applications and mitigating the impact of key exposure. ...
[19] presented an identity-based key-insulated signature ( Further consider the security of helper which stores the long-term private key, Hanaoka et al. ...
doi:10.7763/ijmlc.2013.v3.284
fatcat:phdx4kmnzzaznk7oevawo3xz44
ID-based key-insulated signcryption with equality test in cloud computing
2021
SN Applied Sciences
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In this study, we merge the primitives of parallel key-insulation cryptosystem and signcryption with equality test to construct ID-based parallel key-insulated signcryption with a test for equality (ID-PKSET ...
AbstractKey-insulated encryption reduces the problem of secret key exposure in hostile setting while signcryption cryptosystem attains the benefits of digitally signing a ciphertext and public key cryptosystem ...
Moreover, a combination of identity-based scheme with support for key insulation by Hanaoka et al. [8] gave rise to identity based key insulated encryption using a single helper. ...
doi:10.1007/s42452-021-04469-9
fatcat:lkjgivehzre5bfrmi35ytvbn34
Provably Secure Key Insulated Attribute Based Signature without Bilinear Pairings for Wireless Communications
2017
DEStech Transactions on Computer Science and Engineering
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To better tackle the above problems and provides a more secure data authentication method in mobile communication systems, in this paper, we firstly propose a key insulated attribute based signature scheme ...
Attribute based signature (ABS) is a significant cryptographic notion providing secure authentication during data sharing. A signer can sign a message using the private keys he processes. ...
Ibrahim Elashry et al. in [13] proposed an efficient identity based encryption scheme independent of pairings. ...
doi:10.12783/dtcse/wcne2016/5086
fatcat:7ugatdps25dndcd2h66ltwzszm
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