Top 5 Best Vulnerability Scanning Tools

Top 5 Best Vulnerability Scanning Tools – An attacker performs vulnerability scanning in order to identify security loopholes in the target network that he/she can exloit to launch attacks. Security analysts can use vulnerability scanning tools to identify weaknesses present in the organization’s security posture and remediate the identified vulnerabilities before an attacker exploits.

Network Vulnerability Scanners help in analyzing and identifying vulnerabilities in the target network or network resources by means of vulnerability scanning and network auditing. These tools also assist in overcoming weaknesses in the network by suggesting various remediation techniques.

Top 5 Best Vulnerability Scanning Tools

Qualys Vulnerability Management

Source: Qualys Tool

Qualys VM is a cloud-based service that gives you immediate, global visibility into where your IT systems might be vulnerable to the lastest internet threats and how to protect them. It helps you continously identify threats and monitor unexpected changes in your network before they turn into breaches.


  • Agent-Based Detection
    • It also works with Qualys Cloud Agents, extending its network coverage to assets that cannot be scanned.
  • Constant Monitoring and Alerts
    • When Vm is paired with Continous Monitoring (CM), InfoSec teams are proactively alerted about potential threats so problems can be tackled before turning into breaches.
  • Comprehensive Coverage and Visibility
    • it Continously scans and identifies vulneabilities, protecting your IT assests on premises, in the cloud and mobile endpoints. It executive dashboard displays an overview of your security posture and access to remediation details. VM generates custom, role-based reports for multiple stakeholders, including automatic security documentation for compliance auditors.
  • VM for the Perimeter-less world
    • As enterprises adopt cloud computing, mobility, and other disruptive technologies for digital transformation, Qualys VM offers next-generation vulnerability management for these hybrid IT enviorments whose traditional boundaries have been blurred.
  • Discover Forgetten devices and organize your host assets
    • With Qualys, you can quickly determine what is actually running in the different parts of your network- from your perimeter and corporate network to virualized machines and cloud services. Uncover unexpected access points, web servers and other devices that can leave your network open to attack.
  • Scan for vulnerabilities everywhere, accurately and efficiently
    • Scan systems anywhere from the same console: Your perimeter, your internal network and cloud enviornments.
  • Identify and prioritize risks
    • Using Qualys, you can identify the higest business risks using trend analysis, Zero-Day and Patch Impact predictions.
  • Remediate Vulnerabilities
    • Qualy’s ability to track vulnerability data across hosts and time lets you use reports interactively to better understand the security of your network.

Top 5 Best Vulnerability Scanning Tools

Nessus Professional

Source : Nessus Tool

Nessus Professional is an assessment solution for identifying vulnerabilities, configuration issues, and malware that attackers use to penetrate networks. It performs vulnerability, configuration, and compliance assessment. It support various technologies such as operating systems, network devices, hypervisors, databases, tablets/phones, web servers and critical infrasturcture.

Nessus is the vulnerability scanning platform for auditors and security analysts, Users can schedule scans across multiple scanners, user wizards to eaisly and quickly create policies, schedule scans and send results via email.


  • High-Spedd asset discovery
  • Vulnerability assessment
  • malware/botnet detection
  • Configuration and compliance auditing
  • scanning and auditing of virtualized and cloud platforms

GFI LanGuard

Source: GFI LanGuard Tool

GFI Languard scans, detects, asses and rectifies security vulnerabilities in your network and connected devices. It scans the network and ports to detect, assess, and correct security vulneabilities, with minimal administrative effort. It scans your operating systems, virtual enviorments and installed applications through vulnerability check databases. it enables you to analyze the state of your network security, identify risks and address how to take action before It is Compromised.


  • Patch management for oprating systems and third-party applications
  • Vulnerability assessment
  • web reporting console
  • Track latest vulnerabilities and missing updates
  • Intergation with security applications
  • Network device vulnerability checks
  • Network and software auditing
  • Support for virtual enviorments.

Top 5 Best Vulnerability Scanning Tools

Qualys FreeScan

Source : Qualys Free Scan

Qualys Freescan service enables you to safely and accurately scan your network, servers, desktops and web apps for security threats and vulnerabilities. It is a free vulnerability scanner and network security tool for business networks. FreeScan is limited to ten(10) unique security scans for Internet accessible assets. It provides a detailed report that can be used to correct and fix security threats proactively.


  • Scans computers and apps on the Internet or in the network
  • Detects security vulnerabilities and the patches needed to fix them
  • enables viewing of interactive scan reports by threats or by patch
  • Tests websites and apps for Owasp Top Risks and Malware
  • Test computers against SCAP security benchmarks


Source: Nikto Tool

Nikto is an Open Source (GPL) web server scanner that performs comprehensive tests against web servers for multiple items, including over 6700 potentially dangerous files/programs, checks for outdated versions of over 1250 servers, and version specific problems on over 270 servers. It also checks for server configuration items such as the presence of multiple index files, HTTP server options, and will attempt to identify installed web servers and software.


  • SSL support (Unix with OpenSSL or maybe Windows with ActiveState’s Perl/ NetSSL)
  • Full HTTP proxy support
  • checks for outdated server components
  • saves reports in plain text, XML, HTML, NBE or CSV
  • Template engine to easily customize reports
  • Scans multiple ports on a server, or multiple servers via input file.
  • Libwhisker’s IDS encoding techniques
  • Identifiers installed software via headers, favicons and files
  • Host authentication with Basic and NTLM
  • Subdomain guessing
  • Apache and cgiwrap username enumeration
  • scan tunning to include or exclude entire classes of vulnerability checks
  • Guesses crendentials for authorization realms

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