通过区块链技术保护电子治理免受影子攻击
1Vellore Institute of Technology, School of Computer Science and Engineering, Chennai, India.
Scientific reports
|November 26, 2025
概括
本研究介绍了一个区块链框架,用于打击数字签名PDF的影子攻击,增强电子政府的安全性. 新系统有效检测恶意文档,确保数据完整性和对数字交换的信任.
科学领域:
- 网络安全 网络安全
- 区块链技术 区块链技术
- 数字签名 数字签名 数字签名
背景情况:
- 数字签名的PDF文件对于电子政府中的文档完整性至关重要.
- 影子攻击利用PDF规范的灵活性来破坏数字签名.
- 现有的防御系统对这些复杂的威胁 (CVE-2022-25641) 是不够的.
研究的目的:
- 为安全的PDF文档交换开发基于区块链的验证框架.
- 加强电子政府系统中的身份验证和保密性.
- 为了解决影子攻击暴露的漏洞.
主要方法:
- 实施基于区块链的验证框架.
- 整合用于身份验证的无钥匙签名基础设施.
- 使用去中心化存储 (IPFS/Filecoin) 进行大规模的文档处理.
主要成果:
- 在私人区块链部署中,对被阴影感染的文档进行100%的检测准确性.
- 低延迟 (0.464-0.687 ms 区块创建) 和高吞吐量 (约100 TPS).
- 在模拟的DoS和MiTM攻击下,检测效率为95-97%.
- 使用大型文件的去中心化存储来减少30%的存储成本.
结论:
- 拟议的框架为电子政府中PDF验证提供了一个安全和可扩展的解决方案.
- 它有效地减轻了影子攻击风险,同时提高了效率.
- 增强数字信任,降低电子文档交换中的存储成本.
相关概念视频
Issues And Trends In Healthcare Delivery System
6.1K
The issues and trends in healthcare delivery are constantly changing. The COVID-19 pandemic is one recent issue that wreaked havoc on healthcare systems, causing a shortage of healthcare workers, high demand for medicines and supplies, and increased medical expenditure due to a lack of insurance. Other issues include rising healthcare costs and care fragmentation.
Cost Containment
Payment for healthcare services has historically promoted adoption of costly and often unnecessary or inefficient...
Cost Containment
Payment for healthcare services has historically promoted adoption of costly and often unnecessary or inefficient...
6.1K
Guidelines and Strategies for Safe Computer Charting
2.6K
The guidelines and strategies provided by the American Nurses Association (ANA) and the Canadian Nurses Association (CNA) offer essential principles for ensuring safe and secure computer charting systems in healthcare settings. Let's break down each recommendation:
Maintain Confidentiality and Security:
Maintain Confidentiality and Security:
2.6K
Ethical Standards I
1.5K
The American Nurses Association (ANA) created and implemented the first nationally accepted Code of Ethics for Nurses with Interpretive Statements. The Code of Ethics is a living document regularly updated by the ANA and establishes an ethical standard that is non-negotiable for nurses in all roles and settings.
The Code of Ethics provisions outline the nurse's duty to the patient, the healthcare team, the profession, and society. The Code's fundamental principles include advocacy,...
The Code of Ethics provisions outline the nurse's duty to the patient, the healthcare team, the profession, and society. The Code's fundamental principles include advocacy,...
1.5K
Legal Guidelines for Documentation
1.9K
The legal guidelines for nursing documentation are essential for ensuring accurate, professional, and ethical recording of patient care. The guidelines are discussed here:
1.9K
Drug Control Governance: Regulatory Bodies and Their Impact
466
Drug control governance involves the oversight and regulation of pharmaceuticals to ensure their safety and efficacy while preventing illegal drug use and trafficking. Regulatory bodies, including the US Food and Drug Administration (FDA) and the European Union's European Medicines Agency (EMA), play a central role in this process. These agencies evaluate the safety and efficacy of drugs before they can be marketed. They fund clinical trials and assess the benefits and risks associated with...
466
Global Regulatory Systems
572
Global regulatory systems in bacteria enable rapid and coordinated responses to environmental changes by integrating sensory inputs with gene expression, ensuring efficient adaptation to fluctuating conditions. Key global regulatory mechanisms include regulons, two-component systems, sigma factors, and secondary messengers.Regulons and Global RegulatorsA regulon is a collection of genes and operons controlled by a common global regulator. These regulators enable bacteria to prioritize resource...
572
