--- title: "CNI Breach Cost Calculator | Firevault" description: "Free calculator estimating the financial impact of a cyber incident on a UK organisation. 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interactive calculator estimating the financial impact of a UK cyber incident across downtime, data, workforce, and regulatory exposure.", "url": "https://fire-vault.com/research/cni-breach-cost-calculator", "applicationCategory": "BusinessApplication", "operatingSystem": "Any", "offers": { "@type": "Offer", "price": "0", "priceCurrency": "GBP" }, "publisher": { "@type": "Organization", "name": "Firevault", "url": "https://fire-vault.com" } }, { "@context": "https://schema.org", "@type": "Dataset", "name": "UK CNI Breach Cost Multipliers", "description": "Sector-adjusted hourly downtime cost and per-record data cost multipliers for UK organisations, derived from IBM Cost of a Data Breach 2024 and ICO enforcement data.", "url": "https://fire-vault.com/research/cni-breach-cost-calculator", "license": "https://creativecommons.org/licenses/by/4.0/", "creator": { "@type": "Organization", "name": "Firevault", "url": "https://fire-vault.com" }, "keywords": [ "breach cost", "ransomware", "UK", "CNI", "cyber risk" ] } ] --- Recent Breaches Breaches [2026 PowerSchool 62.4M records ](https://www.bleepingcomputer.com)[2026 DISA Global Solutions 3.3M records ](https://techcrunch.com)[2026 Globe Life 850K records ](https://www.securityweek.com)[2026 Lidl GB Customer contact data ](https://www.theguardian.com/business/2026/jun/11/lidl-gb-third-party-data-breach)[2026 Asahi Group Production systems disrupted ](https://www.reuters.com/technology/cybersecurity/asahi-says-cyberattack-disrupted-operations-japan-2025-09-29/)[2026 Kido International 8K records ](https://www.bbc.co.uk/news/articles/c623d7v0e5xo)[2026 Collins Aerospace (RTX) Check-in and boarding disruptio... ](https://www.bbc.co.uk/news/articles/c789e7l1z7po)[2026 Jaguar Land Rover Production and IT systems disru... ](https://www.bbc.co.uk/news/articles/cx2gx8p3rzeo)[2026 Peter Green Chilled Order and logistics data ](https://www.bbc.co.uk/news/articles/c0k7yy8n3g5o)[2026 Adidas UK Customer contact details ](https://www.bbc.co.uk/news/articles/c78jkev1el2o)[2026 PowerSchool 62.4M records ](https://www.bleepingcomputer.com)[2026 DISA Global Solutions 3.3M records ](https://techcrunch.com)[2026 Globe Life 850K records ](https://www.securityweek.com)[2026 Lidl GB Customer contact data ](https://www.theguardian.com/business/2026/jun/11/lidl-gb-third-party-data-breach)[2026 Asahi Group Production systems disrupted ](https://www.reuters.com/technology/cybersecurity/asahi-says-cyberattack-disrupted-operations-japan-2025-09-29/)[2026 Kido International 8K records ](https://www.bbc.co.uk/news/articles/c623d7v0e5xo)[2026 Collins Aerospace (RTX) Check-in and boarding disruptio... ](https://www.bbc.co.uk/news/articles/c789e7l1z7po)[2026 Jaguar Land Rover Production and IT systems disru... ](https://www.bbc.co.uk/news/articles/cx2gx8p3rzeo)[2026 Peter Green Chilled Order and logistics data ](https://www.bbc.co.uk/news/articles/c0k7yy8n3g5o)[2026 Adidas UK Customer contact details ](https://www.bbc.co.uk/news/articles/c78jkev1el2o) [View All →](/learn/breaches) [![Firevault - offline secure storage, physically disconnected from the internet](/assets/logo-color-DBVl0KCg.png)](/) Products Solutions [Why OSS](/why-oss) More [Help](/help)[Get started](/get-started) [Home](/)/ Research / Breach Cost Calculator # CNI Breach Cost Calculator Estimate the financial impact of a successful cyber incident on a UK organisation. Combines sector-adjusted downtime cost, record-level data exposure, workforce productivity loss and a baseline regulatory provision. ## Inputs SectorFinancial services Downtime (hours): 48h 1h 2 weeks Records exposed Employees affected ## Estimated impact £20,044,000 Downtime cost £672,000 Data exposure £18,350,000 Workforce loss £288,000 Regulatory provision £734,000 Copy result with citation Estimates are illustrative, derived from IBM Cost of a Data Breach 2024 and ICO enforcement data normalised to a UK-mid baseline. Actual costs vary materially. ## How to cite _Firevault CNI Breach Cost Calculator_, fire-vault.com/research/cni-breach-cost-calculator. Free to embed and quote with attribution. Secured by Design Offline by Default [![Firevault - offline secure storage](/assets/logo-white-official-BKfZ19hm.png)](/) The world's first offline secure storage platform for data. Dedicated hardware. Physically disconnected. Online when you need it, offline when you do not. 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