Zai, Samuel Anaya Putra, Debi Yandra Niska, Zulfahmi Indra, Kana Saputra, and Adidtya Perdana. “Implementation of a Hybrid Cryptosystem Using ChaCha20 and ECC for Image Encryption in an Android Application ”. Sinkron : jurnal dan penelitian teknik informatika 9, no. 4 (October 2, 2025): 1988-1997. Accessed May 1, 2026. https://jurnal.polgan.ac.id/index.php/sinkron/article/view/15274.