SOUSA, Jeffson Celeiro; 						SOUSA, Antonio Mateus de; 						SALES, Sophia; 						EVARISTO, Bruno; 						ÁVILA, Ismael.
 Decentralized Authentication Model for Smartphone Calls Based on Verifiable Credentials and Blockchain. <em>In</em>: BLOCKCHAIN WORKSHOP: THEORY, TECHNOLOGY AND APPLICATIONS (WBLOCKCHAIN), 9.	, 2026, Praia do Forte/BA.
	 
	<strong>Anais</strong> [...].
 Porto Alegre: Sociedade Brasileira de Computação, 
	2026
.
 p. 57-69. 
		DOI: <a href="https://doi.org/10.5753/wblockchain.2026.22979">https://doi.org/10.5753/wblockchain.2026.22979</a>.