https://www.nickosullivan.id.au/Nicholas O'SullivanTownsville-based IT professional focused on infrastructure, cyber security, cloud platforms, education technology and practical systems integration. 2026-07-29T10:50:21+10:00 Nicholas O'Sullivan https://www.nickosullivan.id.au/ Jekyll © 2026 Nicholas O'Sullivan /assets/img/favicons/favicon.ico /assets/img/favicons/favicon-96x96.png North Queensland Cyber Watch: Townsville schools caught in the global Canvas breach2026-07-29T09:30:00+10:00 2026-07-29T09:30:00+10:00 https://www.nickosullivan.id.au/posts/nq-cyber-watch-townsville-schools-canvas-breach/ Nicholas O'Sullivan The second entry in North Queensland Cyber Watch looks at an incident much closer to home: a global attack on the Canvas learning management platform that reached at least one Townsville school and the region’s Catholic and state education systems. What happened In May 2026, a hacking group calling itself ShinyHunters claimed to have compromised Canvas, the learning platform owned by Instru... North Queensland Cyber Watch: ransomware halts a major Queensland sugar mill2026-07-29T09:15:00+10:00 2026-07-29T09:15:00+10:00 https://www.nickosullivan.id.au/posts/nq-cyber-watch-sugar-mill-ransomware/ Nicholas O'Sullivan This is the first entry in North Queensland Cyber Watch, an ongoing series looking at cyber security incidents affecting our region and what organisations here can take from them. North Queensland is not a bystander in the national cyber threat picture — agriculture, education, health, local government, tourism and small business all sit within reach of the same criminal groups targeting capita... The CIA Triad: the foundation every cyber security decision sits on2026-07-29T09:00:00+10:00 2026-07-29T09:00:00+10:00 https://www.nickosullivan.id.au/posts/cia-triad-foundations-of-cyber-security/ Nicholas O'Sullivan Almost every meaningful decision in cyber security eventually comes back to the same three words: confidentiality, integrity and availability. Together they form the CIA Triad, one of the oldest and still most useful models in information security. It is not a product, a certification or a piece of software. It is a way of thinking. Whenever a business, school, hospital or government agency ha... Why I built a free cyber security check for businesses and charities2026-07-27T21:30:00+10:00 2026-07-27T21:30:00+10:00 https://www.nickosullivan.id.au/posts/why-i-built-free-cyber-security-check/ Nicholas O'Sullivan I have spent much of my working life around organisations that are doing important work without an enormous technology team behind them. Small businesses, schools, churches, charities and community organisations carry an extraordinary amount of trust. They hold personal information, receive donations and payments, coordinate staff and volunteers, support families, and depend on email every day... Why SFIA makes technical job advertisements clearer2026-07-25T08:00:00+10:00 2026-07-25T15:38:45+10:00 https://www.nickosullivan.id.au/posts/sfia-clearer-technical-job-advertisements/ Nicholas O'Sullivan Technical job advertisements often ask for everything at once. A single role may be expected to cover cloud platforms, cyber security, networks, service delivery, vendor management, projects, budgets and stakeholder communication. The title might be systems administrator, infrastructure specialist, IT manager or technology lead, but the title alone rarely tells a candidate how much autonomy, i...