java.security.KeyException异常解决

在centos系统上用openjdk1.7， 用https请求微信api，遇到下面的报错信息

Caused by: java.security.ProviderException: java.security.KeyException    at sun.security.ec.ECKeyPairGenerator.generateKeyPair(ECKeyPairGenerator.java:146)    at java.security.KeyPairGenerator$Delegate.generateKeyPair(KeyPairGenerator.java:704)    at sun.security.ssl.ECDHCrypt.(ECDHCrypt.java:78)

at sun.security.ssl.ClientHandshaker.serverKeyExchange(ClientHandshaker.java:717)

at sun.security.ssl.ClientHandshaker.processMessage(ClientHandshaker.java:278)

at sun.security.ssl.Handshaker.processLoop(Handshaker.java:913)

at sun.security.ssl.Handshaker.process_record(Handshaker.java:849)

at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1035)

at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1344)

at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1371)

... 52 more

Caused by: java.security.KeyException

at sun.security.ec.ECKeyPairGenerator.generateECKeyPair(Native Method)

at sun.security.ec.ECKeyPairGenerator.generateKeyPair(ECKeyPairGenerator.java:126)

... 61 more

解决方案

升级nss

sudo yum upgrade nss