Mailiena, C. and Tanzilulloh, M.I. 2024. Normativity of Consumer Protection in the Perspective of Maqāṣid Sharīʿah: An Analysis of the Effectiveness of Laws Related to Personal Data Protection in WhatsApp Application Users. Invest Journal of Sharia & Economic Law. 4, 1 (Aug. 2024), 176-188. DOI:https://doi.org/10.21154/invest.v4i1.9004.