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Theory and Application of Zero Trust Security: A Brief Survey
Hongzhaoning Kang1, Gang Liu1, Quan Wang1
1School of Computer Science and Technology, Xidian University, Xi'an 710071, China.
Entropy (Basel, Switzerland)
|December 23, 2023
Summary
Zero trust, a cybersecurity paradigm, emphasizes "never trust, always verify" to counter evolving threats. This paper explores its principles, applications in cloud and IoT, and future challenges.
Area of Science:
- Cybersecurity
- Network Security
- Information Technology
Background:
- Traditional perimeter-based security models are inadequate for modern cross-border access.
- Evolving security requirements necessitate new cybersecurity paradigms.
- Zero trust offers a novel approach by eliminating internal/external network distinctions.
Purpose of the Study:
- To discuss the concept of trust in cybersecurity.
- To elaborate on the origin, concepts, and principles of zero trust.
- To analyze existing research, applications, and challenges of zero trust.
Main Methods:
- Literature review and conceptual analysis.
- Examination of zero trust principles and characteristics.
- Analysis of technical applications in Cloud and IoT environments.
Main Results:
- Zero trust is founded on the principle of "never trust, always verify."
- Existing research and applications in Cloud and IoT environments were analyzed.
- Strengths and weaknesses of current zero trust research were identified.
Conclusions:
- Zero trust research is nascent, requiring further academic and industry exploration.
- Addressing current challenges is crucial for the future development and application of zero trust.
- Zero trust is essential for enhancing cybersecurity in interconnected environments.
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