Sending queries to servers on the Internet in order to obtain information about their services and level of security. On Internet hosts (TCP/IP hosts), there are standard port numbers for each type of ...

If you care about cybersecurity where your computer network is concerned, then you will want to learn more about Network Scanning because this can aid in the protection of your network. Bear in mind ...

Nmap, short for Network Mapper, is a free and open source tool used for vulnerability checking, port scanning and, of course, network mapping. Despite being created back in 1997, Nmap remains the gold ...

I am interested in hearing some advice on what kind of solution I could put together to monitor for port scanning. Here is the kicker--it's someone on our network who is port scanning outside and I ...

A number of weeks ago, I provided and described a script that uses nmap to quickly scan a system or subnet for activity on a particular port. Useful for detecting, say, web servers or Oracle ...

Increased activity on TCP port 12345--best known as both the NetBus Trojan's default port and the port used for a Trend Micro antivirus product--has the security community arguing about who is ...