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Lifetime Division Multiplexing by Multilevel Encryption Algorithm.

Teng Luo¹, Ting Zhou¹, Junle Qu¹

¹Center for Biomedical Photonics, College of Physics and Optoelectronic Engineering, Key Laboratory of Optoelectronic Devices and Systems, Shenzhen University, Shenzhen 518060, P. R. China.

|February 24, 2021

Summary

This summary is machine-generated.

This study introduces novel fluorescence lifetime encryption using four distinct algorithms: short (τ1), amplitude-weighted average (τm), long (τ2), and intensity-weighted average (τi) lifetimes. These algorithms enable asymmetric, multilevel, and reversible encryption for enhanced anticounterfeiting.

Keywords:

algorithm encryption anticounterfeiting asymmetric encryption fluorescence lifetime optical multiplexing switchable lifetime

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Area of Science:

Optics and Photonics
Information Security
Analytical Chemistry

Background:

Algorithm encryption is crucial for modern encryption technology.
Current fluorescence lifetime encryption lacks algorithmic approaches.
Fluorescence lifetime analysis typically yields parameters like short (τ1) and long (τ2) lifetimes.

Purpose of the Study:

To develop a novel algorithmic approach for fluorescence lifetime encryption.
To introduce asymmetric, multilevel, and reversible encryption capabilities.
To enhance anticounterfeiting measures through optimized lifetime multiplexing.

Main Methods:

Utilizing double exponential fitting to obtain four fluorescence lifetime parameters: τ1, τ2, τm, and τi.
Defining these four parameters as distinct lifetime algorithms.
Implementing switchable and reversible encryption using these algorithms.

Main Results:

Successfully demonstrated the acquisition of four distinct fluorescence lifetime algorithms (τ1, τm, τ2, τi).
Showcased the switchable and reversible nature of these lifetime algorithms.
Achieved asymmetric and multilevel encryption through the proposed method.

Conclusions:

The proposed method enables advanced fluorescence lifetime encryption by treating lifetime parameters as algorithms.
This approach significantly increases anticounterfeiting difficulty through enhanced multiplexing and security features.
Opens new avenues for secure data encoding and authentication using fluorescence properties.