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A Security Information Transmission Method Based on DHR for Seafloor Observation Network.

Fei Ying1,2, Shengjie Zhao1,2,3,4, Jia Wang5

  • 1College of Electronic and Information Engineering, Tongji University, Shanghai 201804, China.

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|February 24, 2024
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Summary

This study introduces a secure, lightweight encryption scheme for seafloor observation networks (SONs). The novel method uses dynamic keys and data redundancy to protect data integrity against attacks and reduce computational costs in deep-sea monitoring.

Keywords:
DHR architectureprivacy securityseafloor observation network

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Area of Science:

  • Oceanography
  • Network Security
  • Data Integrity

Background:

  • Seafloor observation networks (SONs) require robust data integrity due to long-distance transmission and cyber threats.
  • Existing frame check sequences (FCS) for data integrity have collision vulnerabilities and high computational costs.
  • Resource-constrained environments in deep-sea monitoring necessitate efficient and secure data protection methods.

Purpose of the Study:

  • To propose a novel, secure, and lightweight encryption scheme for data transmitted in seafloor observation networks.
  • To enhance data integrity and reduce computational overhead compared to traditional methods.
  • To address the security risks associated with data transmission in challenging deep-sea environments.

Main Methods:

  • Developed a lightweight encryption scheme inspired by mimic defense and dynamic heterogeneous redundancy theory.
  • Employed dynamic keys to encrypt data blocks, generating multiple, heterogeneous encrypted blocks for transmission.
  • Utilized redundant information across multiple blocks for tamper detection and data recovery.

Main Results:

  • The proposed scheme effectively increases data confusion, making it difficult for attackers to interpret or modify transmitted data.
  • Redundant data blocks enable reliable identification and recovery of tampered information, ensuring data integrity.
  • Experimental analysis confirmed reduced computational costs and improved security performance, suitable for resource-constrained SONs.

Conclusions:

  • The novel encryption scheme provides a secure and efficient solution for protecting data integrity in seafloor observation networks.
  • The dynamic key and heterogeneous redundancy approach offers a promising defense against data tampering in deep-sea monitoring.
  • This lightweight encryption is well-suited for the demanding, resource-limited conditions of deep-sea data transmission.