最近读取邮件的代码突然不行了，看日志报如上的两个错。
Caused by: javax.net.ssl.SSLHandshakeException: Remote host closed connection during handshake
at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
at com.sun.mail.util.SocketFetcher.configureSSLSocket(SocketFetcher.java:620)
at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:394)
at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:239)
at com.sun.mail.iap.Protocol.<init>(Protocol.java:134)
at com.sun.mail.imap.protocol.IMAPProtocol.<init>(IMAPProtocol.java:131)
at com.sun.mail.imap.IMAPStore.newIMAPProtocol(IMAPStore.java:763)
at com.sun.mail.imap.IMAPStore.protocolConnect(IMAPStore.java:698)
... 6 more
Caused by: java.io.EOFException: SSL peer shut down incorrectly
at sun.security.ssl.InputRecord.read(Unknown Source)
找到这个帖子https://blog.csdn.net/kevin_mails/article/details/82143490。
我用的是jdk_1.8.161,设置一下 /jre\lib\security\java.security中的crypto.policy=unlimited，果然好了
记录一下
