1. 在jenkins
Configure Global Security勾选CSRF Protection
2. 在浏览器输入如下网址获取
http://<username>:<password>@Jyangxuecun-m.sh.intel.com:8080/crumbIssuer/api/json
reference:
https://groups.google.com/forum/#!topic/jenkinsci-users/Nbz_1LuuVKw
https://segmentfault.com/a/1190000010738617
原文：https://www.cnblogs.com/i-shu/p/11493165.html