Technophoria: Data Security Is a Classroom Worry, Too

Edmodo’s free software allows teachers to set up virtual classrooms where they can post homework assignments, give quizzes and use third-party apps to complement lessons. Students can create individual profiles, including their photograph and other details, within their teacher’s class and post comments to a communal class feed. Mr. Porterfield, an engineer at Cisco Systems, examined Edmodo’s data security practices by registering himself on the site as a fictional home-school teacher. As

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