What is Port Scanning and What Types of Port Scans Are There?
Introduction To Port Scanning One of the most popular methods for finding susceptible server hosts that may be running collaboration software is port scanning. Port scanning in general is a practice for ascertaining potential faults by transferring an asset called port probes. Port scanners are often used by SharePoint administrators for general network discovery, however port scanning can also be leveraged for malicious intent for various network vulnerabilities. Additionally, port scanning can result in other detrimental effects, such as contributing to network congestion as well as the introduction of false positives in IDS systems. Three Types of Port Scanning There are three main types of scans that a malicious user can use against a SharePoint environment, vertical scans, horizontal scans, and block scans. • Vertical Scans – A vertical scan is a port scan that will in essence target numerous destination ports on a singular host running SharePoint. This is an extremely broad scan
