
Lundberg developed and maintained authentication and identity management systems for the SUNET/eduid-backend repository, focusing on secure, reliable user flows and robust data handling. Over 15 months, Lundberg delivered features such as multi-factor authentication, WebAuthn/FIDO2 integration, and external credential support, while modernizing cryptographic components and streamlining session management. Using Python, TypeScript, and FastAPI, Lundberg refactored legacy code, improved test coverage, and enhanced observability through logging and monitoring upgrades. The work emphasized security best practices, maintainability, and compliance, addressing evolving requirements in authentication, error handling, and data integrity, resulting in a stable, scalable backend for federated identity services.
February 2026 monthly update for SUNET/eduid-backend: Delivered security and authentication enhancements along with targeted refactors to improve configurability and maintainability. Changes reduce attack surface, improve auditing and user guidance in authentication flows, and lay groundwork for future scalability and easier maintenance.
February 2026 monthly update for SUNET/eduid-backend: Delivered security and authentication enhancements along with targeted refactors to improve configurability and maintainability. Changes reduce attack surface, improve auditing and user guidance in authentication flows, and lay groundwork for future scalability and easier maintenance.
January 2026 monthly summary for SUNET development teams. Delivered key features across SUNET/eduid-backend and SUNET/eduid-front with a strong emphasis on security, reliability, and developer productivity. Highlights include MFA framework enhancements with expanded credentials and testing, authentication flow improvements for OpenID Connect and SAML, and a comprehensive HSM-backed cryptographic overhaul. Also completed security/dependency hardening, plus developer documentation guidelines to standardize AI coding agent practices. Major bug fixes improved login reliability for Freja eID and ensured authn callback accessibility during login. The work demonstrates strong security governance, improved user experience in authentication flows, and robust cryptographic engineering leveraging HSMs, contributing to compliance readiness and reduced operational risk.
January 2026 monthly summary for SUNET development teams. Delivered key features across SUNET/eduid-backend and SUNET/eduid-front with a strong emphasis on security, reliability, and developer productivity. Highlights include MFA framework enhancements with expanded credentials and testing, authentication flow improvements for OpenID Connect and SAML, and a comprehensive HSM-backed cryptographic overhaul. Also completed security/dependency hardening, plus developer documentation guidelines to standardize AI coding agent practices. Major bug fixes improved login reliability for Freja eID and ensured authn callback accessibility during login. The work demonstrates strong security governance, improved user experience in authentication flows, and robust cryptographic engineering leveraging HSMs, contributing to compliance readiness and reduced operational risk.
December 2025 focused on strengthening Freja eID MFA capabilities, tightening error handling, and unifying auto-expire data management to reduce risk and improve user experience. Delivered Freja eID MFA Core Enhancements (LOA handling from OP response, mfa-authenticate for Freja eID, FrejaCredential as external MFA, FrejaLoaLevel mapping, and aligned SAMLError handling during binding). Implemented Accr/L0a Mapping and Refactor (enum for None accr, try-all accr fulfillment). Expanded Freja eID MFA test coverage and EDU-865 error handling tests. Performed Dependency and Typing Maintenance (bumped requirements, typing/mypy improvements). Refactored Auto-expiring UserDB and ProofingStateDB logic to centralize auto-expire behavior and update initialization across apps. Fixed EduidAuthnContextClass typing annotation and clarified related documentation.
December 2025 focused on strengthening Freja eID MFA capabilities, tightening error handling, and unifying auto-expire data management to reduce risk and improve user experience. Delivered Freja eID MFA Core Enhancements (LOA handling from OP response, mfa-authenticate for Freja eID, FrejaCredential as external MFA, FrejaLoaLevel mapping, and aligned SAMLError handling during binding). Implemented Accr/L0a Mapping and Refactor (enum for None accr, try-all accr fulfillment). Expanded Freja eID MFA test coverage and EDU-865 error handling tests. Performed Dependency and Typing Maintenance (bumped requirements, typing/mypy improvements). Refactored Auto-expiring UserDB and ProofingStateDB logic to centralize auto-expire behavior and update initialization across apps. Fixed EduidAuthnContextClass typing annotation and clarified related documentation.
November 2025: Delivered security, quality, and reliability improvements for SUNET/eduid-backend. Implemented Credential Data Model Enrichment and MFA Support with UI-ready data, enhanced maintainability through code readability improvements, and completed CI/dependency upgrades including monitoring, type checks, and security updates. The work strengthens authentication data, reduces tech debt, and improves deployment confidence through updated monitoring and dependencies.
November 2025: Delivered security, quality, and reliability improvements for SUNET/eduid-backend. Implemented Credential Data Model Enrichment and MFA Support with UI-ready data, enhanced maintainability through code readability improvements, and completed CI/dependency upgrades including monitoring, type checks, and security updates. The work strengthens authentication data, reduces tech debt, and improves deployment confidence through updated monitoring and dependencies.
October 2025 monthly summary for SUNET/eduid-backend. Focused on enhancing authentication reliability, strengthening WebAuthn handling, and expanding SAML support to improve security, user experience, and maintenance. Delivered refactored auth flow, WebAuthn defaults and logging improvements, and SAML AuthnContextClass 'unspecified' support, with added tests and clearer imports. No critical defects reported; the work emphasizes security posture, authentication correctness, and maintainability.
October 2025 monthly summary for SUNET/eduid-backend. Focused on enhancing authentication reliability, strengthening WebAuthn handling, and expanding SAML support to improve security, user experience, and maintenance. Delivered refactored auth flow, WebAuthn defaults and logging improvements, and SAML AuthnContextClass 'unspecified' support, with added tests and clearer imports. No critical defects reported; the work emphasizes security posture, authentication correctness, and maintainability.
Concise monthly summary for 2025-09 focusing on key accomplishments, business value, and technical achievements across SUNET/eduid-front and SUNET/eduid-backend. Highlights include security improvements in WebAuthn flows, codebase simplification, and backend stability enhancements.
Concise monthly summary for 2025-09 focusing on key accomplishments, business value, and technical achievements across SUNET/eduid-front and SUNET/eduid-backend. Highlights include security improvements in WebAuthn flows, codebase simplification, and backend stability enhancements.
August 2025: Delivered notable backend stability and frontend modernization across eduid-backend and eduid-front, focusing on reliability, data integrity, and secure authentication flows. Implemented backward-compatible handling for credentials_used in IdP PendingRequest, strengthened cross-database user lookup with robust error handling, refined authentication flow with HX-Redirect and MFA ordering, upgraded frontend tooling to TypeScript 5.9, and migrated WebAuthn to native browser APIs, reducing custom encoding and improving security. These changes, supported by targeted tests and static typing checks, deliver measurable business value: fewer login failures, improved data consistency, and faster, safer development cycles.
August 2025: Delivered notable backend stability and frontend modernization across eduid-backend and eduid-front, focusing on reliability, data integrity, and secure authentication flows. Implemented backward-compatible handling for credentials_used in IdP PendingRequest, strengthened cross-database user lookup with robust error handling, refined authentication flow with HX-Redirect and MFA ordering, upgraded frontend tooling to TypeScript 5.9, and migrated WebAuthn to native browser APIs, reducing custom encoding and improving security. These changes, supported by targeted tests and static typing checks, deliver measurable business value: fewer login failures, improved data consistency, and faster, safer development cycles.
June 2025: The eduid-backend delivered significant improvements across developer experience, reliability, and performance. Key outcomes include streamlined local onboarding with a new Make target to sync development files, enhanced observability through additional debug logging, and MFA session state handling aligned with IdP behavior. Architectural stability was strengthened by migrating cleanup and migrations to occur on persist, and session writes were optimized to minimize unnecessary writes. These changes reduce onboarding time, improve troubleshooting, and deliver a more robust, user-friendly authentication flow, supported by stronger typing and test coverage.
June 2025: The eduid-backend delivered significant improvements across developer experience, reliability, and performance. Key outcomes include streamlined local onboarding with a new Make target to sync development files, enhanced observability through additional debug logging, and MFA session state handling aligned with IdP behavior. Architectural stability was strengthened by migrating cleanup and migrations to occur on persist, and session writes were optimized to minimize unnecessary writes. These changes reduce onboarding time, improve troubleshooting, and deliver a more robust, user-friendly authentication flow, supported by stronger typing and test coverage.
Monthly summary for 2025-05: Delivered foundational authentication and security enhancements across SUNET/eduid-backend and SUNET/eduid-front, focusing on data integrity, standardized naming, stronger MFA posture, and improved maintainability. Implemented backend AuthnData enrichment for sessions and MFA, standardized AuthnData naming (authndata -> authn_data) and session naming (ambigious -> sso_session), and laid groundwork for HTMX-based UI refactor and SSO alignment. Introduced and propagated AuthnData in credentials used in sessions and MFA flows, enabling richer authentication state and decisions. Enhanced MFA with FIDO: exposed mfa_approved on FidoCredentials and set user_verification to PREFERRED, plus messaging support for forced security-key use and MFA view defaults. Refactored authn_options creation to use dicts, added authn_state to failing authentications to guide next steps, and fixed related circular import and logic issues. Expanded test coverage and configuration updates; migrated credentials data to AuthnData representation to reduce duplication; performed dependency bumps (marshmallow/pysaml2) to maintain compatibility. Frontend delivered security-key-first login, device-aware MFA requests (this_device), Remember Me UX improvements on login and MFA, and added publiccode.yml descriptor for EduID Front. Cross-cutting improvements include code cleanup, removal of deprecated components, and SSO/HTMX groundwork to align session handling across endpoints.
Monthly summary for 2025-05: Delivered foundational authentication and security enhancements across SUNET/eduid-backend and SUNET/eduid-front, focusing on data integrity, standardized naming, stronger MFA posture, and improved maintainability. Implemented backend AuthnData enrichment for sessions and MFA, standardized AuthnData naming (authndata -> authn_data) and session naming (ambigious -> sso_session), and laid groundwork for HTMX-based UI refactor and SSO alignment. Introduced and propagated AuthnData in credentials used in sessions and MFA flows, enabling richer authentication state and decisions. Enhanced MFA with FIDO: exposed mfa_approved on FidoCredentials and set user_verification to PREFERRED, plus messaging support for forced security-key use and MFA view defaults. Refactored authn_options creation to use dicts, added authn_state to failing authentications to guide next steps, and fixed related circular import and logic issues. Expanded test coverage and configuration updates; migrated credentials data to AuthnData representation to reduce duplication; performed dependency bumps (marshmallow/pysaml2) to maintain compatibility. Frontend delivered security-key-first login, device-aware MFA requests (this_device), Remember Me UX improvements on login and MFA, and added publiccode.yml descriptor for EduID Front. Cross-cutting improvements include code cleanup, removal of deprecated components, and SSO/HTMX groundwork to align session handling across endpoints.
April 2025 (SUNET/eduid-backend) monthly summary: Delivered key features to improve data integrity, security, and maintainability. Implemented official name synchronization with Skatteverket/Navet, enhanced Job Runner name handling with additional attributes and debug logging, centralized name processing utilities, and cleaned up authentication flow by removing legacy MFA and one-time credentials. These efforts improved data accuracy, auditability, and security posture, while reducing technical debt and aligning with compliance requirements. Key outcomes include automated name updates, richer provenance in proofing logs, a single source for name-processing logic, and simplified authentication.
April 2025 (SUNET/eduid-backend) monthly summary: Delivered key features to improve data integrity, security, and maintainability. Implemented official name synchronization with Skatteverket/Navet, enhanced Job Runner name handling with additional attributes and debug logging, centralized name processing utilities, and cleaned up authentication flow by removing legacy MFA and one-time credentials. These efforts improved data accuracy, auditability, and security posture, while reducing technical debt and aligning with compliance requirements. Key outcomes include automated name updates, richer provenance in proofing logs, a single source for name-processing logic, and simplified authentication.
March 2025 (SUNET/eduid-backend) delivered targeted reliability, configurability, and maintainability improvements. Focus areas included dependency and CI pipeline updates, database naming consistency, health checks for inter-service visibility, configurable SKV termination causes, and SKV job metrics. No explicit bug fixes were documented this month; the work emphasized reducing risk, improving observability, and enabling data-driven decisions across SKV and related services.
March 2025 (SUNET/eduid-backend) delivered targeted reliability, configurability, and maintainability improvements. Focus areas included dependency and CI pipeline updates, database naming consistency, health checks for inter-service visibility, configurable SKV termination causes, and SKV job metrics. No explicit bug fixes were documented this month; the work emphasized reducing risk, improving observability, and enabling data-driven decisions across SKV and related services.
February 2025 monthly summary for SUNET/eduid-backend focusing on delivering multi-type identity management with LoA enforcement, dry-run capability for the Job Runner, and code quality improvements; major bug fixes around LoA eidas-nf-low handling and IdP AL2 assertions; and observability/data resilience enhancements. The work demonstrates a strong emphasis on security, reliability, and maintainability with clear business value.
February 2025 monthly summary for SUNET/eduid-backend focusing on delivering multi-type identity management with LoA enforcement, dry-run capability for the Job Runner, and code quality improvements; major bug fixes around LoA eidas-nf-low handling and IdP AL2 assertions; and observability/data resilience enhancements. The work demonstrates a strong emphasis on security, reliability, and maintainability with clear business value.
January 2025 was focused on hardening authentication flows and elevating the security posture of SUNET/eduid-backend, while advancing code quality and test reliability. Key features delivered include Password Reset Security Enhancements with CAPTCHA integration, CAPTCHA schema refactor, pre-email CAPTCHA verification, and reset-session cleanup, as well as WebAuthn Security Keys & MFA Controls with MFA-based filtering, configurable user verification, and robust metadata/registration handling. In addition, the team completed Test and Code Quality Enhancements to improve maintainability via test fixtures for security keys and ongoing formatting/mypy improvements. These efforts collectively reduced reset abuse risk, improved MFA reliability, and increased confidence for future security-related changes. Technologies and skills demonstrated include Python backend development, security-first design (CAPTCHA, WebAuthn/FIDO2), MFA controls, test automation, static typing, and code quality tooling.
January 2025 was focused on hardening authentication flows and elevating the security posture of SUNET/eduid-backend, while advancing code quality and test reliability. Key features delivered include Password Reset Security Enhancements with CAPTCHA integration, CAPTCHA schema refactor, pre-email CAPTCHA verification, and reset-session cleanup, as well as WebAuthn Security Keys & MFA Controls with MFA-based filtering, configurable user verification, and robust metadata/registration handling. In addition, the team completed Test and Code Quality Enhancements to improve maintainability via test fixtures for security keys and ongoing formatting/mypy improvements. These efforts collectively reduced reset abuse risk, improved MFA reliability, and increased confidence for future security-related changes. Technologies and skills demonstrated include Python backend development, security-first design (CAPTCHA, WebAuthn/FIDO2), MFA controls, test automation, static typing, and code quality tooling.
December 2024 monthly summary for SUNET/eduid-backend focused on security hardening, authentication reliability, resilience, and test reliability. Delivered concrete API security improvements, enhanced credential verification flows, robust data handling when external Navet data is unavailable, and reinforced testing infrastructure to ensure compatibility and faster iteration.
December 2024 monthly summary for SUNET/eduid-backend focused on security hardening, authentication reliability, resilience, and test reliability. Delivered concrete API security improvements, enhanced credential verification flows, robust data handling when external Navet data is unavailable, and reinforced testing infrastructure to ensure compatibility and faster iteration.
In November 2024, the SUNET/eduid-backend delivered tangible business value by strengthening authentication flows, enhancing search UX, and modernizing tooling. Highlights include expanded test coverage for device login flows, signup authentication actions, and search query attributes; targeted bug fixes in authentication and utilities; signup session data model enhancements; quick exposure of attributes in search responses; and code quality improvements with static type checks and test log reduction. Build tooling migration to uv modernized dependency management, while Freja eID credential verification groundwork began to take shape. These changes reduce risk in production auth/search paths, improve security posture, accelerate issue resolution, and enable faster, safer deployments. Key business outcomes: - Increased reliability and test coverage for critical auth and search workflows. - Safer, clearer sign-up/session handling with additional attributes captured. - Cleaner, more maintainable codebase with better formatting, logging control, and type safety. - Streamlined deployment cadence via build tooling migration.
In November 2024, the SUNET/eduid-backend delivered tangible business value by strengthening authentication flows, enhancing search UX, and modernizing tooling. Highlights include expanded test coverage for device login flows, signup authentication actions, and search query attributes; targeted bug fixes in authentication and utilities; signup session data model enhancements; quick exposure of attributes in search responses; and code quality improvements with static type checks and test log reduction. Build tooling migration to uv modernized dependency management, while Freja eID credential verification groundwork began to take shape. These changes reduce risk in production auth/search paths, improve security posture, accelerate issue resolution, and enable faster, safer deployments. Key business outcomes: - Increased reliability and test coverage for critical auth and search workflows. - Safer, clearer sign-up/session handling with additional attributes captured. - Cleaner, more maintainable codebase with better formatting, logging control, and type safety. - Streamlined deployment cadence via build tooling migration.

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