This is a project focused on creating a secure accounting service. The service is designed as a REST API, integrating authentication, authorization and business logic related to accounting practices.

• Accounting functionalities via API
• Role-based access control for administrators, accountants, auditors, and other employees
• Security event tracking and logging for crucial activities
• Account locking mechanism after five unsuccessful login attempts

• POST /api/auth/signup: register a new user
• POST /api/auth/changepass: change the password of an authenticated user.
• POST /api/acct/payments: add a batch of payments
• PUT /api/acct/payments: update a specific payment
• GET /api/admin/user/: retrieve all app users
• DELETE /api/admin/user/{userEmail}: delete user by e-mail
• PUT /api/admin/user/role: grant/remove roles to users
• PUT /api/admin/user/access: lock/unlock user access
• GET /api/empl/payment: get a payment for an employee for a specific period (or get all payments if no period is specified)

• Java
• Spring Boot
• Spring Security
• Spring Data JPA
• H2
• Lombok
• MapStruct