Exception | java.security.NoSuchProviderException: no such provider: BC
背景
今天在用PGP key做JWT签名和验签的时候,转换报了如下错误:
org.bouncycastle.openpgp.PGPException: exception on setup: java.security.NoSuchProviderException: no such provider: BC
at org.bouncycastle.openpgp.operator.jcajce.JcaPGPDigestCalculatorProviderBuilder$1.get(Unknown Source)
at org.bouncycastle.openpgp.operator.PGPUtil.makeKeyFromPassPhrase(Unknown Source)
at org.bouncycastle.openpgp.operator.PBESecretKeyDecryptor.makeKeyFromPassPhrase(Unknown Source)
at org.bouncycastle.openpgp.PGPSecretKey.extractKeyData(Unknown Source)
at org.bouncycastle.openpgp.PGPSecretKey.extractPrivateKey(Unknown Source)
at com.eshare.util.PGPExampleUtil.findSecretKey(PGPExampleUtil.java:55)
at com.eshare.examples.JwtExampleTest.testJWTSigningAndVerify(JwtExampleTest.java:46)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)
at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
Caused by: java.security.NoSuchProviderException: no such provider: BC
at sun.security.jca.GetInstance.getService(GetInstance.java:83)
at sun.security.jca.GetInstance.getInstance(GetInstance.java:206)
at java.security.Security.getImpl(Security.java:698)
at java.security.MessageDigest.getInstance(MessageDigest.java:227)
at org.bouncycastle.jcajce.util.NamedJcaJceHelper.createDigest(Unknown Source)
at org.bouncycastle.openpgp.operator.jcajce.OperatorHelper.createDigest(Unknown Source)
... 29 more
解决方案
经排查,发现目前JDK8不支持BouncyCastleProvider
导致,可以通过在静态代码块加入BouncyCastleProvider
即可解决
/**
* used to fix java.security.NoSuchProviderException: no such provider: BC
*/
static {
try {
Security.addProvider(new BouncyCastleProvider());
} catch (Exception e) {
e.printStackTrace();
}
}
同时,如果需要用到BouncyCastle相关类,还需要依赖其对应的依赖包
<!-- https://mvnrepository.com/artifact/org.bouncycastle/bcpg-jdk15on -->
<dependency>
<groupId>org.bouncycastle</groupId>
<artifactId>bcpg-jdk15on</artifactId>
<version>1.62</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.bouncycastle/bcprov-jdk15on -->
<dependency>
<groupId>org.bouncycastle</groupId>
<artifactId>bcprov-jdk15on</artifactId>
<version>1.62</version>
</dependency>
Evan Leung,CSDN博客砖家,ACP认证砖家,在IT行业摸滚打爬多年,经历了金融行业和移动互联网行业,参与多个大中型企业级项目设计与核心开发,曾在某一线互联网金融公司担任产品线高级技术经理,目前在某世界500强金融公司打杂。