AO
Aisha Osei
Java Security & API Engineer
JavaSpring SecurityOAuth 2.0API Security
Over
Aisha is a Java engineer specialising in application security, Spring Security, and API design. She has worked on identity and access management systems, OAuth 2.0 integrations, and microservice security at scale. She writes about secure Java coding practices, token validation, cryptographic utilities, and the Spring ecosystem from a security-first perspective.