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9–12 Monday, October 12, 2026 · 9 min

Grade 9-12: Hijacked domains & real HTTPS certs, the ChatGPT for Teens audit, AI tutors & A/B ethics

AICybersecurityLearning ScienceTech Ethics

About This Episode

This week on TechCheck for grades 9–12: what Common Sense Media's 4,000-prompt audit found in ChatGPT for Teens, OpenAI's response, and who funds the auditors; how attackers who compromised the .gh, .sl and .as registry operators passed certificate authorities' DNS checks to get genuine certificates for Google domains; a University of Maryland randomized trial where being offered a GPT-4o study assistant was linked to grades about 4 points lower; New York's unsealed allegations about TikTok A/B tests and a 'placebo' Refresh button; and the Nobel Prize in Physics for Francis Halzen and IceCube's 5,000+ sensors in Antarctic ice. Includes the 988 crisis line. CS-, debate- and career-ready. IN THIS EPISODE

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Teach with this episode

A reusable 9–12 worksheet and a copy-your-own Google Form. Same template every week, so students learn the routine once.