Information Encryption and Decryption Based on Excitation-Emission Matrix Fluorescence Hyperspectral Imaging and...

Area of Science:

• Information Security
• Chemometrics
• Spectroscopy

Background:

• Growing demand for information integrity and privacy protection necessitates advanced security technologies.
• Interdisciplinary research is crucial for developing sophisticated information security solutions.

Purpose of the Study:

• To propose and validate an information encryption and decryption strategy using EEM-HSI and multiway chemometrics.
• To develop a novel algorithm for processing EEM-HSI data for information decryption.

Main Methods:

• Developed Augmented TDR-ATLD algorithm for processing 4D and 5D EEM-HSI data.
• Simulated encrypted information in 4D and 5D EEM-HSI data under varying signal overlap conditions.
• Validated the strategy using real anticounterfeiting patterns created with fluorescent dyes and EEM-HSI measurements.

Main Results:

• Successfully decrypted encrypted information from simulated EEM-HSI data by extracting pure component signals.
• Demonstrated accurate decoding of anticounterfeiting patterns from real-world experiments involving mixed fluorescent signals.
• Validated the strategy's effectiveness under scattering and unknown interference conditions.

Conclusions:

• The proposed EEM-HSI and multiway chemometrics strategy offers a promising approach for advanced information security.
• The Augmented TDR-ATLD algorithm effectively decrypts mixed signals for information security applications.
• This strategy has potential for broader applications in comprehensive information security protection.