验证 fingerprint for the ECDSA key
ssh-keygen -t ecdsa -f ssh_host_ecdsa_key
在B上ssh A ，得到A的fingerprint for the ECDSA key ：请问怎么在A上核实fingerprint for the ECDSA key ？
https://serverfault.com/questions/690855/check-the-fingerprint-for-the-ecdsa-key-sent-by-the-remote-host
原文：https://www.cnblogs.com/yuanjiangw/p/11385628.html