A software defect at Telstra on July 8, 2026 caused emergency calls to fail, halted regional trains in Victoria and disrupted payments for 80,000 businesses. The outage highlights vulnerabilities in critical national infrastructure that rely on a single telco provider.

Shadow Communications Minister Sarah Henderson made two test calls to the service despite government warnings against such actions, which can block genuine callers and carry criminal penalties.
https://x.com/Telstra/status/2074819131510247734
The company faces potential fines in the tens of millions of dollars.
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