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Ansible Error:【Using a SSH password instead of a key is not possible because Host Key checking is enabled and sshpass does not support this. Please add this host’s fingerprint to your known_hosts file to manage this host.】
OpenSSH:【超时时间】详解
在我的环境中有两台机器:node1 / node3
Node1:通过Ping尝试连接Node3
可以看到,没有问题;
Node1:通过ssh访问Node3
可以看到,很短的时间就获得了响应;
Node3:添加iptables规则,阻止来自node1的网络访问
[……]
Hackin Redhat:CVE-2015-5600 – OpenSSH MaxAuthTries
在CentOS 6.7中,我们可以模拟利用CVE-2015-5600漏洞的利用过程。
首先查看我们的当前操作系统信息:
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[root@quickstart ~]# cat /etc/redhat-release CentOS release 6.7 (Final) [root@quickstart ~]# |
OPENSSH的版本:
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[root@quickstart ~]# ssh -V OpenSSH_5.3p1, OpenSSL 1.0.1e-fips 11 Feb 2013 [root@quickstart ~]# |
该[……]
Oracle RAC:runInstaller ins-06006
在对RAC做升级的时候,如果你使用VNC开启图形窗口,那么你在runInstaller中可能会遇到这样的问题:
上面出问题的时候,系统日志如下:
日志:/var/log/secure
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Jan 4 14:53:42 SHAdhv-066 sshd[2281]: Accepted publickey for vcdgrid from 10.157.1.69 port 39284 ssh2 Jan 4 14:53:42 SHAdhv-066 sshd[2281]: pam_unix(sshd:session): session opened for user vcdgrid by (uid=0) Jan 4 14:53:42 SHAdhv-066 sshd[2281]: pam_unix(sshd:session): session closed for user vcdgrid Jan 4 14:53:42 SHAdhv-066 sshd[2334]: Accepted publickey for vcdgrid from 10.157.1.70 port 47361 ssh2 Jan 4 14:53:42 SHAdhv-066 sshd[2334]: pam_unix(sshd:session): session opened for user vcdgrid by (uid=0) Jan 4 14:53:42 SHAdhv-066 sshd[2334]: pam_unix(sshd:session): session closed for user vcdgrid |
如果用debug模式【-de[……]