pfx格式或者p121格式文件的解析器，

PfxTest文件 使用一个BASE64编码的P12文件字节数组，默认密码123456，CERT为三级证书，使用BC库作为JCE实现-pfx test java code , decrypt a p12 format file (such as .pfx,.p12 file)

the pfxtest use a sampled p12 file which is base64 encoded,

the pfx password is 123456,

and is an three level cert chain,

the resolve use the BC lib ——the JCE open implemention