Category: Security

A useful GeoIP Lookup using

Working with firewalls mean I’m often looking up the organisation and location of IP address. This is a nice way to quickly resolve an IP from the command line. curl I also found the powershell command invoke-webrequest works. Credits to

Has my email account been hacked?

If you ever suspect you have been hacked the below websites scan the internet for stolen password data posted by hackers.  The sites have a harvesting infrastructure looking for potential leaks and hold it in their database allowing you to check if your email details have been posted online.

nmap Host Discovery

nmap can useful command line tool to check what hosts are alive on a particular network. I often use the the nmap with the -sn switch. This option tells Nmap not to do a port scan after host discovery, and only print out the available hosts that responded to the host discovery probes. This is…