【java】mac下出现 java.lang.SecurityException: JCE cannot authenticate the provider BC

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本文详细解析了在使用BouncyCastle库时遇到的加密错误问题，包括java.lang.SecurityException和JCE无法验证provider BC的异常。通过在指定目录放置bcprov库文件，成功解决了运行时的错误。

运行报错：

org.bouncycastle.openssl.PEMException: problem parsing ENCRYPTED PRIVATE KEY: java.lang.SecurityException: JCE cannot authenticate the provider BC
	at org.bouncycastle.openssl.PEMReader$EncryptedPrivateKeyParser.parseObject(Unknown Source)
	at org.bouncycastle.openssl.PEMReader.readObject(Unknown Source)
	at org.whispersystems.textsecuregcm.push.RetryingApnsClient.initializePrivateKey(RetryingApnsClient.java:135)
	at org.whispersystems.textsecuregcm.push.RetryingApnsClient.<init>(RetryingApnsClient.java:65)
	at org.whispersystems.textsecuregcm.push.APNSender.<init>(APNSender.java:61)
	at org.whispersystems.textsecuregcm.WhisperServerService.run(WhisperServerService.java:182)
	at org.whispersystems.textsecuregcm.WhisperServerService.run(WhisperServerService.java:111)
	at io.dropwizard.cli.EnvironmentCommand.run(EnvironmentCommand.java:43)
	at io.dropwizard.cli.ConfiguredCommand.run(ConfiguredCommand.java:87)
	at io.dropwizard.cli.Cli.run(Cli.java:78)
	at io.dropwizard.Application.run(Application.java:93)
	at org.whispersystems.textsecuregcm.WhisperServerService.main(WhisperServerService.java:283)
Caused by: java.lang.SecurityException: JCE cannot authenticate the provider BC
	at javax.crypto.Cipher.getInstance(Cipher.java:656)
	at javax.crypto.Cipher.getInstance(Cipher.java:595)
	... 12 more
Caused by: java.util.jar.JarException: file:/opt/code/signal-Server-master/target/TextSecureServer-1.87.jar has unsigned entries - org/whispersystems/dispatch/DispatchManager$4.class
	at javax.crypto.JarVerifier.verifySingleJar(JarVerifier.java:502)
	at javax.crypto.JarVerifier.verifyJars(JarVerifier.java:363)
	at javax.crypto.JarVerifier.verify(JarVerifier.java:289)
	at javax.crypto.JceSecurity.verifyProviderJar(JceSecurity.java:164)
	at javax.crypto.JceSecurity.getVerificationResult(JceSecurity.java:190)
	at javax.crypto.Cipher.getInstance(Cipher.java:652)
	... 13 more

解决：

在目录/Library/Java/JavaVirtualMachines/jdk1.8.0_191.jdk/Contents/Home/jre/lib/ext下放bcprov的两个库：

https://download.youkuaiyun.com/download/idwtwt/10768832

参考：

https://blog.youkuaiyun.com/wangxi_xixi/article/details/78027795

https://stackoverflow.com/questions/8409069/where-is-the-jre-lib-security-directory-on-mac-os-x