JWT 0.12.x 버전 사용implementation 'io.jsonwebtoken:jjwt-api:0.12.3'implementation 'io.jsonwebtoken:jjwt-impl:0.12.3'implementation 'io.jsonwebtoken:jjwt-jackson:0.12.3' application.propertiesspring.jwt.secret="암호화 키" 초기 인가 작업@Configuration@EnableWebSecuritypublic class SecurityConfig { @Bean public SecurityFilterChain filterChain(HttpSecurity http) throws Exception { //csrf disable ..