Tzung-Her Chen

57 papers A 1C 1Journal 42Unranked 13
YearRankTypeTitle / Venue / Authors
2025 J jnl
A Grover Search-Based Quantum Key Agreement Protocol for Secure Internet of Medical Things Communication.
Future Internet
Tzung-Her Chen
2025 J jnl
Pioneering quantum authenticated key agreement through Grover's algorithm.
Quantum Inf. Process.
Tzung-Her Chen, Chien-Ding Lee, Yu-Chieh Chang
2024 — conf
Multiparty Quantum Key Agreement Protocol Based on 2-Qubit Grover Search with swapping.
IIAI-AAI
Tzung-Her Chen
2024 J jnl
Security enhancement of an (n, n) threshold non-expansible XOR-based visual cryptography with unique meaningful shares.
Multim. Tools Appl.
Xi-Wen Wu, Tzung-Her Chen
2023 J jnl
A Blockchain-Enabled Authentication and Conserved Data Aggregation Scheme for Secure Smart Grids.
IEEE Access
Chien-Ding Lee, Jhih-Hong Li, Tzung-Her Chen
2023 — conf
A Security-enhanced Steganography Scheme for RGBE-format HDR Images.
IIAI-AAI
Tzung-Her Chen, Jing-Ya Yan
2022 J jnl
Medical cooperative authenticated key agreement schemes with involvement of personal care assistant in telemedicine.
Comput. Methods Programs Biomed.
Chien-Ding Lee, Zhen-Hong Liao, Tzung-Her Chen
2021 — conf
A Patient-Centric Key Management Protocol for Healthcare Information System based on Blockchain.
DSC
Ting-Le Zhu, Tzung-Her Chen
2021 J jnl
Blockchain as a CA: A Provably Secure Signcryption Scheme Leveraging Blockchains.
Secur. Commun. Networks
Tzung-Her Chen, Ting-Le Zhu, Fuh-Gwo Jeng, Chien-Lung Wang
2021 J jnl
Commutative encryption and authentication for OpenEXR high dynamic range images.
Multim. Tools Appl.
Tzung-Her Chen, Jing-Ya Yan
2021 J jnl
New Secure and Practical E-Mail Protocol with Perfect Forward Secrecy.
Symmetry
Chien-Ding Lee, Tzung-Her Chen
2021 J jnl
Revisited - The Subliminal Channel in Blockchain and Its Application to IoT Security.
Symmetry
Tzung-Her Chen, Wei-Bin Lee, Hsing-Bai Chen, Chien-Lung Wang
2021 J jnl
Security-enhanced cloud-based image secret sharing and authentication using POB number system.
Multim. Tools Appl.
Tzung-Her Chen, Tzu-Ching Chang, Ting-Le Zhu
2020 J jnl
Multiple secret image sharing with general access structure.
Multim. Tools Appl.
Tzung-Her Chen, Xi-Wen Wu
2019 J jnl
On the security of threshold random grid-based visual secret sharing.
Multim. Tools Appl.
Bing-Jian Wang, Tzer-Shyong Chen, Fuh-Gwo Jeng, Tzung-Her Chen
2018 A conf
A Weighted Threshold Visual Cryptography.
ICS
Tai-Yuan Tu, Tzung-Her Chen, Ji-Min Yang, Chih-Hung Wang
2018 J jnl
On the design of a two-decoding-option image secret sharing scheme.
Multim. Tools Appl.
Tzung-Her Chen, Kai-Siang Lin, Chih-Hung Lin
2018 J jnl
On the security of a BTC-based-compression image authentication scheme.
Multim. Tools Appl.
Tzung-Her Chen, Tzu-Ching Chang
2017 J jnl
A Novel Weighted Visual Cryptography Scheme with High Visual Quality.
Int. J. Netw. Secur.
I-Chun Weng, Tzung-Her Chen
2017 J jnl
A new buyer-seller watermarking protocol without multiple watermarks insertion.
Multim. Tools Appl.
Jyun-Ci Huang, Fuh-Gwo Jeng, Tzung-Her Chen
2016 J jnl
A multi-watermarking protocol for health information management.
Multim. Tools Appl.
Fuh-Gwo Jeng, Yan-Ting Wu, Tzung-Her Chen
2016 J jnl
An Improved Anonymous Buyer-Reseller Watermarking Protocol.
Int. J. Netw. Secur.
Fuh-Gwo Jeng, Jyun-Ci Huang, Tzung-Her Chen
2016 J jnl
On the Security of Privacy-preserving Keyword Searching for Cloud Storage Services.
Int. J. Netw. Secur.
Fuh-Gwo Jeng, Shu-Yuan Lin, Bing-Jian Wang, Chih-Hung Wang, Tzung-Her Chen
2016 J jnl
On the difficulty of aligning VSS random grids.
Signal Process. Image Commun.
Tzung-Her Chen, Yao-Sheng Lee, Chih-Hung Lin
2015 J jnl
Cryptanalysis and improvement of two hyper-chaos-based image encryption schemes.
Signal Process. Image Commun.
Fuh-Gwo Jeng, Wei-Lun Huang, Tzung-Her Chen
2015 J jnl
Efficient Compression-Jointed Quality Controllable Scrambling Method for H.264/SVC.
Int. J. Netw. Secur.
Ci-Lin Li, Chih-Yang Lin, Tzung-Her Chen
2015 J jnl
Friendly progressive random-grid-based visual secret sharing with adaptive contrast.
J. Vis. Commun. Image Represent.
Chih-Hung Lin, Yao-Sheng Lee, Tzung-Her Chen
2015 J jnl
Visual multiple-secret sharing for flexible general access structure by random grids.
Displays
Kai-Hsiang Tsao, Shyong Jian Shyu, Chih-Hung Lin, Yao-Sheng Lee, Tzung-Her Chen
2014 J jnl
Distortionless visual multi-secret sharing based on random grid.
Inf. Sci.
Kai-Siang Lin, Chih-Hung Lin, Tzung-Her Chen
2014 J jnl
Multi-factor cheating prevention in visual secret sharing by hybrid codebooks.
J. Vis. Commun. Image Represent.
Chih-Hung Lin, Tzung-Her Chen, Yan-Ting Wu, Kai-Hsiang Tsao, Kai-Siang Lin
2013 — conf
A Tailor-Made Encryption Scheme for High-Dynamic Range Images.
ICGEC
Kai-Siang Lin, Tzung-Her Chen, Chih-Hung Lin, Sheng-Shiang Chang
2013 J jnl
A batch image encryption scheme based on chaining random grids.
Sci. Iran.
Chih-Hung Lin, Tzung-Her Chen, Chang-Sian Wu
2013 J jnl
A random grid-based cyclic access structure VSS scheme for multiple secret images.
Displays
Tzung-Her Chen, Bing-Jian Wang, Yao-Sheng Lee
2013 J jnl
A security-enhanced key agreement protocol based on chaotic maps.
Secur. Commun. Networks
Tzung-Her Chen, Bing-Jian Wang, Tai-Yuan Tu, Chih-Hung Wang
2013 J jnl
Color image authentication with tamper detection and remedy based on BCH and Bayer Pattern.
Displays
Chih-Hung Lin, Tzung-Her Chen, Chun-Wei Chiu
2013 — conf
Dynamic range optimization by flexible local contrast enhancement using luminance map.
ICDIP
Chih-Hung Lin, Shu-Yuan Lin, Tzung-Her Chen
2013 — conf
Encryption in High Dynamic Range Images for RGBE Format.
IIH-MSP
Jing-Ya Yan, Tzung-Her Chen, Chih-Hung Lin
2013 J jnl
Quality-adaptive visual secret sharing by random grids.
J. Syst. Softw.
Tzung-Her Chen, Yao-Sheng Lee, Wei-Lun Huang, Justie Su-tzu Juan, Ying-Yu Chen, Ming-Jheng Li
2013 J jnl
Quality-improved threshold visual secret sharing scheme by random grids.
IET Image Process.
Yao-Sheng Lee, Bing-Jian Wang, Tzung-Her Chen
2013 — conf
Robust Watermarking for Multiple Images and Users Based on Visual Cryptography.
ICGEC
Sheng-Shiang Chang, Chih-Hung Lin, Tzung-Her Chen, Kai-Siang Lin
2012 J jnl
Insight into collusion attacks in random-grid-based visual secret sharing.
Signal Process.
Yao-Sheng Lee, Tzung-Her Chen
2012 J jnl
Joint fingerprinting and decryption with noise-resistant for vector quantization images.
Signal Process.
Chih-Yang Lin, Panyaporn Prangjarote, Li-Wei Kang, Wei-Lun Huang, Tzung-Her Chen
2012 J jnl
Multi-image encryption by circular random grids.
Inf. Sci.
Tzung-Her Chen, Kuang-Che Li
2012 J jnl
Yet another multiple-image encryption by rotating random grids.
Signal Process.
Tzung-Her Chen, Kai-Hsiang Tsao, Yao-Sheng Lee
2011 J jnl
Threshold visual secret sharing by random grids.
J. Syst. Softw.
Tzung-Her Chen, Kai-Hsiang Tsao
2011 J jnl
User-Friendly Random-Grid-Based Visual Secret Sharing.
IEEE Trans. Circuits Syst. Video Technol.
Tzung-Her Chen, Kai-Hsiang Tsao
2010 J jnl
A new protocol of wide use for e-mail with perfect forward secrecy.
J. Zhejiang Univ. Sci. C
Tzung-Her Chen, Yan-Ting Wu
2010 J jnl
A novel user-participating authentication scheme.
J. Syst. Softw.
Tzung-Her Chen, Jyun-Ci Huang
2010 — conf
Chaos-Based Image Integrity Authentication Code.
IIH-MSP
Tzung-Her Chen, Wei-Lun Huang, Chih-Yang Lin
2010 — conf
High-Capacity Multi-secret Sharing by Random Grid.
BWCCA
Tzung-Her Chen, Yao-Sheng Lee, Ci-Lin Li
2010 — conf
Noise-Resistant Joint Fingerprinting and Decryption Based on Vector Quantization.
BWCCA
Chih-Yang Lin, Wei-Lun Huang, Tzung-Her Chen
2009 J jnl
Friendly Color Visual Secret Sharing by Random Grids.
Fundam. Informaticae
Tzung-Her Chen, Kai-Hsiang Tsao, Yan-Ting Yang
2009 — conf
Medical Video Encryption Based on H.264/AVC with Near-Lossless Compression.
IIH-MSP
Tzung-Her Chen, Yan-Ting Wu, Yue-Rong Lin
2009 J jnl
Visual secret sharing by random grids revisited.
Pattern Recognit.
Tzung-Her Chen, Kai-Hsiang Tsao
2009 — conf
Yet Another Friendly Progressive Visual Secret Sharing Scheme.
IIH-MSP
Tzung-Her Chen, Yao-Sheng Lee
2008 — conf
Multiple-Image Encryption by Rotating Random Grids.
ISDA (3)
Tzung-Her Chen, Kai-Hsiang Tsao, Kuo-Chen Wei
2005 C conf
Distortion-Aware Multimedia Authentication using an Enhanced Hash Function.
MMSP
Dahua Xie, Tzung-Her Chen, C.-C. Jay Kuo