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  1. Ten mistakes marred firewall upgrade at Australian telco ...

    Technicians working on a firewall upgrade made at least ten mistakes, contributing to two deaths, according to a report on a September incident that saw Australian telco Optus unable to route ...

  2. Ten mistakes marred firewall upgrade at Australian telco

    Dec 19, 2025 · Technicians working on a firewall upgrade made at least ten mistakes, contributing to two deaths, according to a report on a September incident that saw Australian telco Optus …

  3. Ten Mistakes Marred Firewall Upgrade At Australian Telco ...

    Dec 20, 2025 · An independent review found that at least ten technical and process failures during a routine firewall upgrade at Australia's Optus prevented emergency calls from reaching …

  4. Ten mistakes marred firewall upgrade at Australian telco

    "Technicians working on a firewall upgrade made at least ten mistakes, contributing to two deaths, according to a report on a September incident that saw Australian telco Optus unable to route …

  5. Ten mistakes marred firewall upgrade at Australian telco ...

    Dec 19, 2025 · Technicians working on a firewall upgrade made at least ten mistakes, contributing to two deaths, according to a report on a September incident that saw Australian telco Optus …

  6. Optus deaths: ‘Firewall upgrade’ reportedly the cause of ...

    Sep 20, 2025 · Optus has been savaged for “reprehensible conduct” after the death of an eight-week-old Adelaide baby during a botched network upgrade that prevented people making …

  7. Optus Firewall Upgrade Failures Cause Two Deaths in Australia

    Ten Mistakes Marred Firewall Upgrade At Australian Telco, Contributing To Two Deaths: An independent review found that at least ten technical and process failures during a routine...