--- title: The Three Lines Model: Investments Unlimited Series:... description: The post discusses the Three Lines Model, a model for governance in highly regulated organizations. It explores how the model can be applied to software... canonical: https://daily.dev/posts/the-three-lines-model-investments-unlimited-series-chapter-8-wmw0m6ezq twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: The Three Lines Model: Investments Unlimited Series: Chapter 8 | daily.dev og:description: The post discusses the Three Lines Model, a model for governance in highly regulated organizations. It explores how the model can be applied to software... og:url: https://daily.dev/posts/the-three-lines-model-investments-unlimited-series-chapter-8-wmw0m6ezq og:image: https://api.daily.dev/og/posts/wMW0m6eZQ.png og:image:alt: The Three Lines Model: Investments Unlimited Series: Chapter 8 og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # The Three Lines Model: Investments Unlimited Series: Chapter 8 **[IT Revolution](https://daily.dev/sources/itrevolution)** · 19 min read · 0 upvotes · 0 comments ## Summary The post discusses the Three Lines Model, a model for governance in highly regulated organizations. It explores how the model can be applied to software engineering and highlights the importance of collaboration between the first line (engineers), second line (security), and third line (audit). The post also introduces the concept of policy as code and emphasizes the need for continuous improvement in implementing governance. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: --- Tags: [#continuous-improvement](https://daily.dev/tags/continuous-improvement), [#devops](https://daily.dev/tags/devops), [#policy-as-code](https://daily.dev/tags/policy-as-code), [#security](https://daily.dev/tags/security) [View this post on daily.dev](https://daily.dev/posts/the-three-lines-model-investments-unlimited-series-chapter-8-wmw0m6ezq) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"The Three Lines Model: Investments Unlimited Series: Chapter 8","url":"https://daily.dev/posts/the-three-lines-model-investments-unlimited-series-chapter-8-wmw0m6ezq","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/the-three-lines-model-investments-unlimited-series-chapter-8-wmw0m6ezq"},"datePublished":"2024-03-20T08:52:11.997Z","dateModified":"2026-03-30T02:17:35.006Z","description":"The post discusses the Three Lines Model, a model for governance in highly regulated organizations. 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