Robust and secure data hiding for PDF text document

M Kuribayashi, T Fukushima… - IEICE TRANSACTIONS on …, 2019 - search.ieice.org
The spaces between words and paragraphs are popular places for embedding data in data
hiding techniques for text documents. Due to the low redundancy in text documents, the …

StealthPDF: Data hiding method for PDF file with no visual degradation

M Kuribayashi, KS Wong - Journal of Information Security and Applications, 2021 - Elsevier
Conventional data hiding methods for PDF file insert a payload data by slightly modifying the
position of characters in a document. Even if the changes are small, a certain degree of …

Data hiding for text document in PDF file

M Kuribayashi, T Fukushima, N Funabiki - Advances in Intelligent …, 2018 - Springer
Among data hiding methods for documents, the spaces between words and paragraphs are
popular features for embedding information. However, in order to avoid the visible …

Exploiting WiMAX for covert transmission of secret data over fading channel

S Kumar, M Kumar, A Singh - International Journal of …, 2020 - Wiley Online Library
Summary Worldwide Interoperability for Microwave Access (WiMAX) is the broadband
wireless access technique that provides rapid broadband services to domestic and …