Results 21 to 30 of about 2,976 (263)

Verified Bytecode Verifiers [PDF]

open access: yes, 2001
Using the theorem prover Isabelle/HOL we have formalized and proved correct an executable bytecode verifier in the style of Kildall's algorithm for a significant subset of the Java Virtual Machine. First an abstract framework for proving correctness of data flow based type inference algorithms for assembly languages is formalized.
openaire   +1 more source

Efficient certificateless searchable encryption scheme with verifiability

open access: yesTongxin xuebao, 2023
Searchable encryption offers an effective way to achieve data privacy protection and keyword search in cloud computing environments.Currently, the existing schemes not only lack dynamic update and efficient verification mechanism, but also suffer from ...
Xinhua CUI, Youliang TIAN, Qijia ZHANG
doaj  

Is Assessment for Learning Really Assessment?

open access: yesFrontiers in Education, 2019
This opinion piece questions the legitimacy of treating assessment for learning (AfL) as assessment. The distinction between testing and assessment is first made, then the defining characteristics of contemporary AfL are identified.
Gavin T. L. Brown, Gavin T. L. Brown
doaj   +1 more source

Trust, but Verify

open access: yesComputer
Decentralized AI agent networks, such as Gaia, allows individuals to run customized LLMs on their own computers and then provide services to the public. However, in order to maintain service quality, the network must verify that individual nodes are running their designated LLMs.
Michael J. Yuan   +4 more
openaire   +4 more sources

Verifying the Verifier: eBPF Range Analysis Verification

open access: yes, 2023
AbstractThis paper proposes an automated method to check the correctness of range analysis used in the Linux kernel ’s eBPF verifier. We provide the specification of soundness for range analysis performed by the eBPF verifier. We automatically generate verification conditions that encode the operation of the eBPF verifier directly from the Linux kernel
Harishankar Vishwanathan   +3 more
openaire   +2 more sources

Secure and verifiable outsourcing of determinant computing in the cloud and its electronic trading scheme

open access: yes网络与信息安全学报, 2016
In view of the problem that users’ informations are leaked and tampered possiblely exists at service terminal in existing outsourcing cloud computing protocols,a secure efficient and verifiable outsourcing protocol about determinant computing in the ...
Rui SUN, You-Liang TIAN
doaj   +3 more sources

PVkNN: A Publicly Verifiable and Privacy-Preserving Exact kNN Query Scheme for Cloud-Based Location Services

open access: yesModelling
The k-nearest- neighbor (kNN) algorithm is crucial in data mining and machine learning, yet its deployment on large-scale datasets within cloud environments presents significant security and efficiency challenges. This paper is dedicated to advancing the
Jingyi Li   +3 more
doaj   +1 more source

An Efficient ABE Scheme With Verifiable Outsourced Encryption and Decryption

open access: yesIEEE Access, 2019
Attribute-based encryption (ABE) is a promising cryptographic tool for data owner (DO) to realize fine-grained date sharing in the cloud computing. In the encryption of most existing ABE schemes, a substantial number of modular exponentiations are often ...
Zhidan Li   +4 more
doaj   +1 more source

Security of Verifiable Threshold Quantum Secret Sharing With Sequential Communication

open access: yesIEEE Access, 2019
A verifiable (t, n) threshold quantum secret sharing scheme with sequential communication was proposed recently. In this work, we analyze its security and then give two new participant attacks.
Xiaoqiu Cai   +3 more
doaj   +1 more source

A Verified Runtime for a Verified Theorem Prover [PDF]

open access: yes, 2011
Theorem provers, such as ACL2, HOL, Isabelle and Coq, rely on the correctness of runtime systems for programming languages like ML, OCaml or Common Lisp. These runtime systems are complex and critical to the integrity of the theorem provers. In this paper, we present a new Lisp runtime which has been formally verified and can run the Milawa theorem ...
Magnus O. Myreen, Jared Davis
openaire   +1 more source

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