In February 2025, Alex Pinkert enhanced authentication factor modeling in the ocsf/ocsf-schema repository by designing a more flexible schema for identity attributes. He relaxed the just_one constraint on the auth_factor object, allowing simultaneous support for email addresses, phone numbers, and security questions, which enables broader and more adaptable authentication representations. This schema design work, documented in Markdown and reflected in the project’s CHANGELOG, addressed future integration needs and client requirements by supporting evolving identity use cases. Although the contribution was focused on a single feature, it demonstrated thoughtful application of schema design principles to improve extensibility and maintainability.