# Security and Identity (concepts understanding)

- [Authentication](/ke/construction-web/web-server-applications/security-and-identity-concepts-understanding/authentification.md)
- [Using identity](/ke/construction-web/web-server-applications/security-and-identity-concepts-understanding/using-identity.md)
- [Authorization with roles](/ke/construction-web/web-server-applications/security-and-identity-concepts-understanding/authorization-with-roles.md)
