1、vi data/db/security/user.pcl
2、找到这个地方:admin^ZAdministrator^HUser^Lactive&tianya@zifangdt.com<8c>^B$shiro1$SHA-512$1024$NE+wqQq/TmjZMvfI7ENh/g==$V4yPw8T64UQ6GfJfxYq2hLsVrBY8D1v+bktfOxGdt4b/9BthpWPNUy/CBk6V9iA0nHpzYzJFWO8v/tZFtES8CA==
将1024后面的131个字符删除掉,然后用上述131个字符替换
3、重启nexus3 ,admin密码恢复为admin123