搜索结果: 1-15 共查到“密码学 Certificateless”相关记录74条 . 查询时间(0.078 秒)
Insecurity of a provably secure and lightweight certificateless signature scheme for IIoT environments
Certificateless cryptography Signature Bilinear pairing
2018/11/20
Recently, Karati et al. presented a lightweight certificateless signature scheme for industrial Internet of Things (IIoT) environments, and claimed the scheme was provably secure in the standard model...
On the Security of a Certificateless Strong Designated Verifier Signature Scheme
Certificateless cryptography Cryptanalysis Designated verifier signature
2018/11/8
Recently, Chen et al. proposed the first non-delegatable certificateless strong designated verifier signature scheme and claimed that their scheme achieves all security requirements. However, in this ...
Certificateless Public Key Signature Schemes from Standard Algorithms
Certificateless PKC Implicit certificate Signature
2018/5/2
Certificateless public key cryptography (CL-PKC) is designed to have succinct public key management without using certificates at the same time avoid the key-escrow attribute in the identity-based cry...
On the security of a Certificateless Proxy Re-Encryption Scheme without Pairing
Proxy Re-Encryption Pairing-free Public Key
2017/9/14
Proxy re-encryption (PRE) is a cryptographic primitive introduced by Blaze, Bleumer and Strauss to provide delegation of decryption rights. A semi-trusted proxy agent re-encrypts ciphertexts under the...
An Efficient Certificateless Proxy Re-Encryption Scheme without Pairing
Proxy Re-Encryption Pairing-less Public Key
2017/8/16
Proxy re-encryption (PRE) is a cryptographic primitive introduced by Blaze, Bleumer and Strauss to provide delegation of decryption rights. PRE allows re-encryption of a ciphertext intended for Alice ...
Cryptanalysis of Wang et al’s Certificateless Signature Scheme without Bilinear Pairings
cryptographic protocols CLS
2017/3/6
In these years, the design of certificateless signature (CLS) scheme without bilinear pairings has been thoroughly investigated owing to its effectiveness on solving the key escrow problem in identity...
Cryptanalysis of a certificateless aggregate signature scheme
public-key cryptography C4I
2016/12/26
Recently, Nie et al. proposed a certificateless aggregate signature scheme. In the standard security model considered in certificateless cryptography, we are dealing with two types of adversaries. In ...
Certificateless Public Key Encryption with Equality Test
certificateless public key encryption public key encryption equality test
2016/12/12
In this paper, we propose the concept of certificateless public key encryption with equality test (CL-PKEET) to solve the key escrow problem in IBEET. More in details, we first give the definition of ...
Cryptanalysis and improvement of certificateless aggregate signature with conditional privacy-preserving for vehicular sensor networks
conditional privacy-preserving vehicular sensor networks
2016/7/15
Secure aggregate signature schemes have attracted more concern due to their wide application in resource constrained environment. Recently, Horng et al. [S. J. Horng et al., An efficient certificatele...
Certificateless Key Insulated Encryption: Cryptographic Primitive for Achieving Key-escrow free and Key-exposure Resilience
Bilinear Pairing Certificateless cryptography Key insulated
2016/5/24
Certificateless encryption (CLE) alleviates the heavy certificate management in traditional public key encryption and the key escrow problem in the ID-based encryption simultaneously. Current CLE sche...
Generic Construction of Certificateless Signcryption Scheme
Provable Security Public Key Infrastructure Insider Security
2016/3/23
Confidentiality and message authentication are the most important security goals that can be achieved simultaneously by Signcryption scheme. It is a cryptographic technique that performs both the func...
TOWARD CERTIFICATELESS SIGNCRYPTION SCHEME WITHOUT RANDOM ORACLES
Information Security Certificateless cryptography Signcryption
2016/1/25
Signcryption is a useful paradigm which simultaneously offers both the functions of encryption
and signature in a single logic step. It would be interesting to make signcryption certificateless
to e...
A Strong and Efficient Certificateless Digital Signature Scheme
certificateless signature certificateless public key
2016/1/9
This paper extends the certificateless public key infrastructure model that was proposed by
Hassouna et al by proposing new digital signature scheme to provide true non-repudiation,
the proposed sig...
Certificateless Proxy Re-Encryption Without Pairing: Revisited
Certificateless Proxy Re-Encryption Random Oracle Computational Diffie-Hellman
2016/1/6
Proxy Re-Encryption was introduced by Blaze, Bleumer and Strauss to efficiently solve the problem
of delegation of decryption rights. In proxy re-encryption, a semi-honest proxy transforms a cipherte...
SCLPV: Secure Certificateless Public Verification for Cloud Storage in Cyber-physical-social System
Cyber-physical-social System Cloud storage Public integrity verification
2015/12/29
Cyber-physical-social system (CPSS) allows individuals to share personal information
collected from not only cyberspace, but also physical space. This
has resulted in generating numerous data at a u...