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Brazilian Students Build App to Detect Fake News Using AI-Powered Scoring

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A team of four Brazilian university students — Débora Lima, Leticia Félix, Caio Victor, and a fourth teammate — developed Security News, a mobile app designed to identify fake news on social media. The app allows users to paste a link or text, which is then analyzed for source credibility, language patterns, and signs of misinformation. Results are displayed as a score from 0 to 100, accompanied by a trust label and a breakdown of detected red flags such as emotional language or suspicious headlines. The app also includes an analysis history, a database of verified sources, and an educational mode featuring tips and an interactive quiz. The team followed a structured design process, starting with low-fidelity wireframes in Balsamiq before developing a high-fidelity prototype with a dark and purple visual identity.

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