Hierarchical id-based cryptography

Author: nnhp

August undefined, 2024

WebCriptografia Baseada na Identidade ou Criptografia Baseada em Identidade (do inglês, IBE - Identity-Based Encryption) é um tipo de criptografia de chave pública na qual a chave pública estará em função de algumas informações exclusivas sobre a identidade do usuário. Um esquema proposto por Shamir em 1984 [1], foi pioneiro no que diz respeito à … WebAn identity-based key management scheme for configurable hierarchical cloud computing environment that requires fewer computations on encryption, and authentication, and it also provides efficient key reconstruction in case of PKG failures. The security of cloud computing data centers is an important issue. In recent years, some schemes of …

Hierarchical id-based cryptograph... preview & related info

Web12 de dez. de 2024 · Kalyani, D., Sridevi, R. (2024). Private Communication Based on Hierarchical Identity-Based Cryptography. In: Abraham, A., Dutta, P., Mandal, J., … Web4 de jun. de 2024 · More specifically, we construct an RSO-CCA secure IBE scheme based on an IND-ID-CPA secure IBE scheme and a non-interactive zero-knowledge proof system with unbounded simulation soundness and multi-theorem zero-knowledge. ... Hierarchical ID-based cryptography. ASIACRYPT 2002, LNCS 2501, pp. 548--566. Google Scholar … simplex wartberg

Hierarchical identity-based encryption without key delegation in ...

Web7 de nov. de 2024 · Practical constructions in the literature rely on a trusted server (or servers in a threshold setting), which periodically publishes an epoch-specific decryption key based on a long-term secret. Their main idea is to model time periods or epochs as identities in an identity-based encryption scheme. WebWe present an identity-based cryptosystem that features fully anonymous ciphertexts and hierarchical key delegation. We give a proof of security in the standard model, based … simplex wages book

CiteSeerX — Hierarchical ID-Based Cryptography

Identity based encryption: Progress and challenges

Web5 de jul. de 2024 · Abstract. To achieve confidentiality, authentication, integrity of medical data, and support fine-grained access control, we propose a secure electronic health record (EHR) system based on attribute-based cryptosystem and blockchain technology. In our system, we use attribute-based encryption (ABE) and identity-based encryption (IBE) to … WebID-tuple: Auserhasapositioninthehierarchy,deﬂnedbyitstupleofIDs: (ID1;:::;IDt).Theuser’sancestorsinthehierarchytreearetherootPKGand theusers/lower … simplex wysiwyg editor githubWeb1 de set. de 2013 · Hierarchical Identity Based Key Management Scheme in Tactical. ... For the security of information, researchers are doing more work on ID-based Cryptography (IDC). simplex wire stripper

"Web1 de jan. de 2003 · Abstract. We present a new class of signature schemes based on properties of certain bilinear algebraic maps. These signatures are secure against … " - Hierarchical id-based cryptography

Hierarchical id-based cryptography

WebIn the second part, we survey the cryptography based on pairings. We will try to note the standard computational assumptions, useful proof techniques, ... Hierarchical ID-based … Web1 de out. de 2012 · In this paper, we propose the first key-evolving hierarchical ID-based signcryption scheme that is scalable and joining-time-oblivious and allows secret keys to …

Did you know?

Web1 de jan. de 2003 · Request PDF Forward-Secure Hierarchical ID-Based Cryptography. We present a forward-secure hierarchical identity-based encryption (FHIBE) scheme, … WebID-tuple: A user has a position in the hierarchy, deﬁned by its tuple of IDs: (ID1;:::;IDt). The user’s ancestors in the hierarchy tree are the root PKG and the users / lower-level …

WebAbstract. We present a Hierarchical Identity Based Encryption (HIBE) system where the ciphertext consists of just three group elements and decryption requires only two … Web15 de dez. de 2024 · Compound Attack on Synchronization Based Neural Cryptography. January 2008. ... We also propose an eCK secure hierarchical ID-based AKE protocol based on a hierarchical ID-based encryption.

Web1 de jan. de 2012 · Using Lattice based hierarchical signature scheme [71, 72], identity M computes signature on a' and sends a 0 ; sig SK id M a 0 ð Þ to identity N. ... Identity N chooses a short b∈ℤ m q ... Web3.3 Hierarchical ID-Based Encryption (HIDE) Scheme. . . . . . . 13 3.4 Dual-HIDE : ... application in cryptography to construct new cryptographic primitives. The current work is an attempt to survey this ﬁeld. Protocols from pairings can be …

Web30 de nov. de 2002 · Abstract: We present hierarchical identity-based encryption schemes and signature schemes that have total collusion resistance on an arbitrary number of …

WebIdentity-based cryptography is a type of public-key cryptography in which a publicly known string representing an individual or organization is used as a public key.The public … rayman shop londonWeb1 de dez. de 2002 · Hierarchical ID-Based Cryptography. Pages 548–566. Previous Chapter Next Chapter. ABSTRACT. We present hierarchical identity-based encryption schemes and signature schemes that have total collusion resistance on an arbitrary number of levels and that have chosen ciphertext security in the random oracle model assuming … simple ychWebWe present hierarchical identity-based encryption schemes and signature schemes that have total collusion resistance on an arbitrary number of levels and that have chosen … rayman sickWebHierarchical ID-Based Cryptography by Craig Gentry, Alice Silverberg , 2002 "... We present hierarchical identity-based encryption schemes and signature schemes that have total collusion resistance on an arbitrary number of levels and that have chosen ciphertext security in the random oracle model assuming the ... simple x-wingWebID-based encryption, or identity-based encryption (IBE), is an important primitive of ID-based cryptography.As such it is a type of public-key encryption in which the public key of a user is some unique information about the identity of the user (e.g. a user's email address). This means that a sender who has access to the public parameters of the … simplex wired clockWeb30 de jul. de 2024 · To support users control, it can provide distributed auditing mechanism. So data also encrypted in this scheme Hierarchical identity based encryption (HIBE). In this method various significant security services including ... Hierarchical ID-Based Cryptography, Proceedings of ASI-ACRYPT 2002, LNCS 2501, Springer-Verlag ... simplex wikiWeb9 de jul. de 2003 · Identity-based cryptosystems and signature schemes. Advances in Cryptology — CRYPTO ’84, volume 196 of... D Boneh and M Franklin, 2001. Identity-based encryption from the Weil pairing, Advances in Cryptology — CRYPTO 2001 (ed... C Gentry and A Silverberg, 2002. Hierarchical ID-based cryptography, Advances in Cryptology … simplex windows middle village