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Teen Accused of Blackmail and Contamination Threats Against Adelaide School Remanded

The 18-year-old faces charges of blackmail and contaminating goods, with no terrorism links identified, as heightened security measures remain in place.

SA Police Acting Commissioner Linda Williams and Premier Peter Malinauskas address the alleged Glenunga High School threats with media on May 16, 2025. Duncan Evans / NewsWire

Overview

  • The suspect allegedly threatened Glenunga International High School staff and demanded systemic changes between November 2024 and February 2025.
  • Prosecutors claim he expanded his threats to public events, including Adelaide’s AFL Gather Round and Fringe Festival, from February to May 2025.
  • He is accused of attempting to extort over $2.5 million in cash and bitcoin and creating a contamination scare with claims of lead acetate-tainted food.
  • A multi-agency investigation involving nearly 100 officers, including SAPOL, ASIO, and the counter-terrorism task force, led to his arrest on May 14.
  • The suspect, whose identity is suppressed, remains in custody and will appear in court on December 12, while school security measures continue.