Jun 14 13:13:31 Pop knockd[4780]: WARN: /etc/ufw/after6.rules is group writable!Jun 14 13:13:31 Pop knockd[4780]: WARN: /etc/ufw/user6.rules is world writable!Jun 14 13:13:31 Pop knockd[4780]: WARN: /etc/ufw/user6.rules is group
问题如下:
因此,我正忙着在VM上设置一个knockd服务,以便在正确的端口序列被“敲开”时启用SSH登录。Jun 14 13:13:31 Pop knockd[4780]: WARN: /etc/ufw/after6.rules is group writable!Jun 14 13:13:31 Pop knockd[4780]: WARN: /etc/ufw/user6.rules is world writable!Jun 14 13:13:31 Pop knockd