SSH Permissions xxxx for 'xxxx' are too open.

版權聲明：本文為部落客原創文章，未經部落客允許不得轉載。 https://blog.csdn.net/inforstack/article/details/51611510

Permissions 0664 for 'tools/cncl' are too open.
It is required that your private key files are NOT accessible by others.
This private key will be ignored.
bad permissions: ignore key: tools/cncl
Permission denied (publickey).
lost connection
           

chmod 600 tools/cncl           

需要給證書 600權限