1、修改jdk/jre/lib/security/java.security，加粗部分放到最前面，其它依次修改编号放到后面 security.provider.1=org.bouncycastle.jce.provider.BouncyCastleProvider security.provider.2=sun.security.provider.Sun security.provider.3=sun.security.rsa.SunRsaSign security.provider.4=com.sun.net.ssl.internal.ssl.Provider security.p