Ptunnel is an application that allows you to reliably tunnel TCP connections to a remote host using ICMP echo request and reply packets, commonly known as ping requests and replies. At first glance, this might seem like a rather useless thing to do, but it can actually come in handy in some cases. The following […]
Continue reading…
Security
Lynis – Security and system auditing tool
Lynis is an auditing tool which tests and gathers information from Unix based systems. The audience for this tool are security and system auditors, network specialists and system maintainers.
Continue reading…
ssh on multiple servers Using cluster ssh
Cluster SSH opens terminal windows with connections to specified hosts and an administration console. Any text typed into the administration console is replicated to all other connected and active windows. This tool is intended for, but not limited to, cluster administration where the same configuration or commands must be run on each node within the […]
Continue reading…
Securing Cisco Routers by Disabling Unused Services
On Cisco routers, a whole bunch of services come enabled by default.your first order of operation would be to ensure that the all unused services are disabled. Now we will see how to disable some services on cisco router for security purpose.
Continue reading…