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Rune Tømmerås Larsen

PROFILE

Rune Tømmerås Larsen

Over nine months, contributed to Altinn/altinn-authorization-tmp and Altinn/altinn-studio-docs by building and enhancing consent management, access control, and authorization APIs. Developed robust backend features in C# and ASP.NET Core, including full consent lifecycle support, Maskinporten token authentication, and dynamic resource versioning. Improved system reliability through comprehensive unit testing, SQL optimization, and OpenTelemetry-based observability. Enhanced API documentation and OpenAPI specifications to accelerate integration and clarify workflows for data consumers. Focused on secure, scalable solutions by implementing validation, caching, and delegated access management, while updating documentation in Markdown and YAML to support onboarding and governance for complex organizational scenarios.

Overall Statistics

Feature vs Bugs

92%Features

Repository Contributions

60Total
Bugs
2
Commits
60
Features
24
Lines of code
675,326
Activity Months9

Work History

April 2026

15 Commits • 8 Features

Apr 1, 2026

April 2026 monthly summary focusing on business value and technical achievements across Altinn Authorization and Studio Docs. Delivered advanced access control, testing, performance, observability, and governance improvements, with substantial progress in cross-entity delegation and documentation. Key outcomes include automated testing for instance rights and delegation, performance-optimized consent handling, telemetry integration for authorization decisions, support for a new MigratedApp resource type, and expanded documentation to enable centralized reporting and API guidance.

March 2026

17 Commits • 4 Features

Mar 1, 2026

March 2026 performance summary: Delivered core improvements in consent management, mobile deep link validation, and access management testing, while advancing documentation and API readiness. This month’s work strengthens security governance, enhances end-user flows, and expands test coverage, enabling safer releases and a better developer experience. Key outcomes: - Consent management enhancements: Added HandledBy property, improved validation to ensure 'to' matches 'handled by', and updated delegation checks with new models/services; includes unit tests. - Mobile app deep link URL validation: Extended validation to support custom URI schemes, improving handling of app redirects. - Altinn Access Management testing framework enhancements: New test data, delegation checks, and test cases for authorized parties and resource rights delegation; expanded test coverage for resource listing and access management, with updated test data and mocks. - Altinn Studio docs: Consolidated enhancements to end-user access management API, detailed authorization controls and delegation features, plus API documentation upgrades and related migrations. Technologies/skills demonstrated: C#/.NET development, unit testing, test data management, delegation model updates, API design, Swagger/OpenAPI documentation, documentation migrations, and secure access governance practices.

February 2026

2 Commits • 1 Features

Feb 1, 2026

February 2026 monthly summary focusing on delivering secure, well-documented consent management in Altinn-studio-docs. Main effort centered on enhancing consent management documentation and updating the consent workflow to require API keys for data consumers, increasing security, transparency, and usability for integrators.

January 2026

10 Commits • 4 Features

Jan 1, 2026

January 2026: Delivered key enhancements across two repositories to improve consent APIs, governance, and identity management. Major outcomes include enhanced API documentation and OpenAPI specs for Consent APIs, introduction of Consent Enterprise API specs, Swagger/OpenAPI version alignment, and guidance for token validation and redirect handling; dynamic consent portal view modes and resource versioning were implemented for lifecycle management; addition of a new ServiceEditionVersion reference type in the Resource Registry; and support for a self-identified user with an email property through EF migrations and entity updates. The work spanned Altinn/altinn-studio-docs and Altinn/altinn-authorization-tmp, delivering tangible business value by accelerating integrations, strengthening consent lifecycle governance, and improving identity data modeling.

October 2025

1 Commits • 1 Features

Oct 1, 2025

October 2025 monthly summary for Altinn/altinn-authorization-tmp focused on delivering external-token based authentication improvements and strengthening end-to-end testing capabilities. Key changes include introducing Maskinporten Token Authentication by adjusting the consent validation to a new path that bypasses obligation checks and updating test utilities to generate Maskinporten tokens for end-to-end testing. No explicit major bugs reported for this repo this month; the work lays a solid foundation for broader Maskinporten integration and smoother partner onboarding.

September 2025

8 Commits • 2 Features

Sep 1, 2025

September 2025: Focused on delivering robust consent management and improved authorization reliability to support safer data sharing and faster workflows. Key features include PDP-backed access-list enhancements, a new Consent resource type, enriched subject context data, PDP-driven authorization for consent creation, and an endpoint to list consent requests. Also implemented early validation of subject attributes in the authorization service to reduce downstream load, addressed robustness for missing authlevel-claims in decision results, and expanded testing coverage to ensure reliability across consent scenarios.

August 2025

1 Commits • 1 Features

Aug 1, 2025

Monthly summary for 2025-08 focusing on consent management improvements in Altinn/altinn-authorization-tmp. Delivered structural and validation improvements to the Consent Request flow, increasing reliability and reducing risk in consent handling. Enhanced DTO with status field, added input validations for redirect URLs and validTo in consent acceptance, and expanded test coverage for retrieving organization consents. These changes improve governance of user consents, reduce downstream errors in authorization flows, and strengthen overall system integrity.

July 2025

4 Commits • 2 Features

Jul 1, 2025

July 2025: Delivered performance improvements and robust consent data handling in Altinn/altinn-authorization-tmp. Implemented template access caching and type-safe SQL parameter binding, and fixed consent mapping/persistence gaps. All changes improved response times for template retrieval and ensured reliable persistence of consent state with better test coverage.

June 2025

2 Commits • 1 Features

Jun 1, 2025

June 2025 — Altinn/altinn-authorization-tmp: Delivered the Consent Management API rollout with end-to-end lifecycle support (create, retrieve, accept, reject, revoke) and a new database schema for consent context, permission grants, and migration flags. Implemented support for Maskinporten and enterprise scenarios, backed by comprehensive unit tests across core flows and edge cases. Maintained traceability with commit 11bcad38cb9a30a40f4881d99eeaad43182af6c8 (Feature/consent API (#450)). No separate major bug fixes; testing surfaced and addressed edge cases within the feature scope.

Activity

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Quality Metrics

Correctness87.6%
Maintainability85.0%
Architecture85.8%
Performance83.4%
AI Usage34.4%

Skills & Technologies

Programming Languages

C#CSSHTMLJSONJavaScriptMarkdownSQLTypeScriptXMLYAML

Technical Skills

API DevelopmentAPI DocumentationAPI IntegrationAPI designAPI developmentAPI documentationAPI integrationAPI testingASP.NET CoreAccess Control ManagementAccess ManagementAuthenticationAuthorizationBackend DevelopmentC#

Repositories Contributed To

2 repos

Overview of all repositories you've contributed to across your timeline

Altinn/altinn-authorization-tmp

Jun 2025 Apr 2026
8 Months active

Languages Used

C#SQLTypeScriptJSONXMLJavaScript

Technical Skills

API DevelopmentASP.NET CoreAuthorizationBackend DevelopmentC#Consent Management

Altinn/altinn-studio-docs

Jan 2026 Apr 2026
4 Months active

Languages Used

JSONMarkdownC#CSSHTMLYAMLJavaScript

Technical Skills

API DevelopmentAPI DocumentationAPI designBackend DevelopmentOpenAPIOpenAPI Specification