Unable to read JSON value 오류

Question

jwt로 로그인을 구현중인데 자꾸 io.jsonwebtoken.MalformedJwtException: Unable to read JSON value: &#xfffd;z&#xfffd;&#xfffd;'G&#xfffd;#&#xfffd;$&#xfffd;uB&#34;&#xfffd;&&#xfffd;r#&#xfffd;$&#xfffd;3S&#34;' 이런 오류가 뜹니당 ㅠㅠ전체적인 오류는io.jsonwebtoken.MalformedJwtException: Unable to read JSON value: &#xfffd;z&#xfffd;&#xfffd;'G&#xfffd;#&#xfffd;$&#xfffd;uB&#34;&#xfffd;&&#xfffd;r#&#xfffd;$&#xfffd;3S&#34;' at io.jsonwebtoken.impl.DefaultJwtParser.readValue(DefaultJwtParser.java:303) ~[jjwt-0.2.jar:0.2] at io.jsonwebtoken.impl.DefaultJwtParser.parse(DefaultJwtParser.java:145) ~[jjwt-0.2.jar:0.2] at io.jsonwebtoken.impl.DefaultJwtParser.parse(DefaultJwtParser.java:230) ~[jjwt-0.2.jar:0.2] at io.jsonwebtoken.impl.DefaultJwtParser.parseClaimsJws(DefaultJwtParser.java:290) ~[jjwt-0.2.jar:0.2] at com.dominest.dominestbackend.domain.jwt.service.TokenManager.validateToken(TokenManager.java:112) ~[main/:na] at com.dominest.dominestbackend.domain.jwt.service.JwtAuthenticationFilter.doFilterInternal(JwtAuthenticationFilter.java:31) ~[main/:na] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) ~[spring-web-5.3.28.jar:5.3.28] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:346) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:103) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:89) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:346) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:90) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:75) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) ~[spring-web-5.3.28.jar:5.3.28] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:346) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:112) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:82) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:346) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:55) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) ~[spring-web-5.3.28.jar:5.3.28] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:346) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.security.web.session.DisableEncodeUrlFilter.doFilterInternal(DisableEncodeUrlFilter.java:42) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) ~[spring-web-5.3.28.jar:5.3.28] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:346) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:221) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:186) ~[spring-security-web-5.7.9.jar:5.7.9] at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:354) ~[spring-web-5.3.28.jar:5.3.28] at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:267) ~[spring-web-5.3.28.jar:5.3.28] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) ~[spring-web-5.3.28.jar:5.3.28] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) ~[spring-web-5.3.28.jar:5.3.28] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) ~[spring-web-5.3.28.jar:5.3.28] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) ~[spring-web-5.3.28.jar:5.3.28] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) ~[spring-web-5.3.28.jar:5.3.28] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) ~[spring-web-5.3.28.jar:5.3.28] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:167) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:481) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:130) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:390) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:926) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1791) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) ~[tomcat-embed-core-9.0.76.jar:9.0.76] at java.base/java.lang.Thread.run(Thread.java:833) ~[na:na]Caused by: com.fasterxml.jackson.core.JsonParseException: Illegal character ((CTRL-CHAR, code 5)): only regular white space (, 
, 	) is allowed between tokens at [Source: (String)&#34;\u0005&#xfffd;z&#xfffd;&#xfffd;'G&#xfffd;\u0002#&#xfffd;$&#xfffd;uB&#34;&#xfffd;&\u0016&#xfffd;r#&#xfffd;$&#xfffd;3S\u0013&#34;'&#34;; line: 1, column: 2] at com.fasterxml.jackson.core.JsonParser._constructError(JsonParser.java:2391) ~[jackson-core-2.13.5.jar:2.13.5] at com.fasterxml.jackson.core.base.ParserMinimalBase._reportError(ParserMinimalBase.java:735) ~[jackson-core-2.13.5.jar:2.13.5] at com.fasterxml.jackson.core.base.ParserMinimalBase._throwInvalidSpace(ParserMinimalBase.java:713) ~[jackson-core-2.13.5.jar:2.13.5] at com.fasterxml.jackson.core.json.ReaderBasedJsonParser._skipWSOrEnd(ReaderBasedJsonParser.java:2461) ~[jackson-core-2.13.5.jar:2.13.5] at com.fasterxml.jackson.core.json.ReaderBasedJsonParser.nextToken(ReaderBasedJsonParser.java:698) ~[jackson-core-2.13.5.jar:2.13.5] at com.fasterxml.jackson.databind.ObjectMapper._initForReading(ObjectMapper.java:4761) ~[jackson-databind-2.13.5.jar:2.13.5] at com.fasterxml.jackson.databind.ObjectMapper._readMapAndClose(ObjectMapper.java:4667) ~[jackson-databind-2.13.5.jar:2.13.5] at com.fasterxml.jackson.databind.ObjectMapper.readValue(ObjectMapper.java:3629) ~[jackson-databind-2.13.5.jar:2.13.5] at com.fasterxml.jackson.databind.ObjectMapper.readValue(ObjectMapper.java:3597) ~[jackson-databind-2.13.5.jar:2.13.5] at io.jsonwebtoken.impl.DefaultJwtParser.readValue(DefaultJwtParser.java:301) ~[jjwt-0.2.jar:0.2] ... 57 common frames omitted이렇구요 JwtAuthenticationFilter는이거구요TokenManager코드는이렇습니다 이 코드를 포스트맨에 돌렸을 때 403에러가 뜨면서 io.jsonwebtoken.MalformedJwtException: Unable to read JSON value: &#xfffd;z&#xfffd;&#xfffd;'G&#xfffd;#&#xfffd;$&#xfffd;uB&#34;&#xfffd;&&#xfffd;r#&#xfffd;$&#xfffd;3S&#34;' 이 오류가 발생합니다.securityconfig에 위와 같이 설정해뒀는데, 뭐가 문제인걸까요?? ㅠㅠ로그인했을 때 데이터베이스에도 잘 저장되고, 토큰도 잘 넘어오는데 발급받은 accesstoken으로 login-test를 했을 때 email이 넘어와야 하는데 자꾸 저런 오류가 떠서... 알려주시면 정말 감사하겠습니다!!

カワウソ · Answer

Base64로 인코딩되기에 깨질 가능성은 이모지나 한글 같은 문자가 포함되어있을 경우 같은데요. 발급하신 JWT를 공유해주시면 좋을 것 같네요.

Unable to read JSON value 오류

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