CHIAGOZIE, Ubakaeze Victor. From Legacy to Zero-Trust: Migration Strategies, Cost-Benefit Analysis, and Security Gains in Mid-Sized Enterprises. CogNexus, [S. l.], v. 1, n. 04, p. 43–70, 2025. DOI: 10.63084/cognexus.v1i04.213. Disponível em: https://wenjibra.com/index.php/cn/article/view/213. Acesso em: 25 jan. 2026.