nmap command HowTo - Linux / Unix Q & A from nixCraft

How to check whether AMT is enabled and provisioned under Linux

last updated May 14, 2017 in CentOS, Debian / Ubuntu, Hardware, Linux, RedHat and Friends, Suse, Troubleshooting

How do I check whether Intel Active Management Technology (AMT) and Intel Standard Manageability (ISM) enabled or disabled under Linux using command line for CVE-2017-5689 vulnerability?

Debian / Ubuntu Linux: Install nmap command Software For Scanning Network

last updated November 8, 2017 in Debian / Ubuntu, Linux, Package Management

How do I install nmap command under a Debian or Ubuntu Linux based system for testing security of my own network?

nmap Command: Scan A Single IP Address or Host

last updated November 19, 2012 in Linux, UNIX

How do I use nmap command to scan a single server using a host name or an IP address under Unix like operating systems?

CentOS / RHEL: Install nmap Network Security Scanner

last updated November 19, 2012 in RedHat and Friends

How do I install nmap command under CentOS / RHEL or Red Hat Enterprise Linux based system for testing security of my own network?

OpenBSD: Install nmap Network Port Scanner Security Tool

last updated November 29, 2012 in OpenBSD

How do I install nmap network security and auditing tool under OpenBSD operating system?

Identify A Remote Host Apps and OS Using UNIX / Linux Command Line

last updated June 10, 2010 in BASH Shell

How do I identify remote server os and apps using UNIX or Linux command line options?

psad: Linux Detect And Block Port Scan Attacks In Real Time

last updated August 6, 2008 in CentOS, Debian / Ubuntu, Fedora Linux, Iptables, Linux, Monitoring, Networking, Suse, Ubuntu Linux

Q. How do I detect port scan attacks by analyzing Debian Linux firewall log files and block port scans in real time? How do I detect suspicious network traffic under Linux?