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Nessus VS lsof

Compare Nessus VS lsof and see what are their differences

Nessus

Nessus Professional is a security platform designed for businesses who want to protect the security of themselves, their clients, and their customers.

Rating
0 reviews
Alternatives Is it good?
l
lsof

Lsof lists open files for running UNIX processes. It is a

Rating
0 reviews
Alternatives Is it good?
Netumo
Ensure healthy website performance, uptime, and free from vulnerabilities. Automatic checks for SSL Certificates, domains and monitor issues with your websites all from one console and get instant notifications on any issues. sponsored

Which is more popular?

Security popularity
100% vs 0%
alternatives listed
240+ vs 22

Base details

Website, pricing, platforms and company facts side by side.

Nessus
l
lsof
Website tenable.com people.freebsd.org
Listed in
Security Web Application Security Vulnerability Scanner Monitoring Tools +1
Monitoring Tools Command Line Tools Performance Monitoring Accounting +1

Features and specs

What each product offers, as listed by its team.

Nessus 7 features
l
lsof 0 features
  • Comprehensive Vulnerability Coverage
    Nessus offers an extensive database of vulnerabilities, allowing it to identify a wide array of security issues across different environments, including networks, operating systems, applications, and devices.
  • Regular Updates
    Nessus regularly updates its plugin library to include the latest vulnerabilities, ensuring that it can detect new threats as they emerge.
  • User-Friendly Interface
    The Nessus interface is designed to be intuitive and user-friendly, making it accessible for users of varying technical expertise.
  • Customizable Scans
    Nessus allows users to customize scans to focus on specific areas, devices, or types of vulnerabilities, providing greater flexibility and precision.
  • Extensive Reporting and Analytics
    Nessus offers detailed reporting and analytics capabilities, helping users understand the state of their security posture and prioritize remediation efforts.
  • Automation Capabilities
    Nessus supports the automation of scanning and reporting processes, which helps maintain ongoing security assessments without requiring constant manual intervention.
  • Integration with Other Tools
    Nessus integrates well with other security tools and systems, such as SIEMs, making it a versatile component of a broader security ecosystem.

Possible disadvantages

  • Cost
    Nessus can be expensive, particularly for smaller organizations or those with limited budgets, as licensing fees can add up based on the number of assets being scanned.
  • Resource Intensive
    Nessus scans can be resource-intensive, potentially impacting network performance and requiring significant computational resources to conduct thorough assessments.
  • False Positives
    Like many vulnerability scanners, Nessus may sometimes produce false positives, which can lead to unnecessary remediation efforts and wasted resources.
  • Learning Curve
    Despite its user-friendly interface, fully leveraging all of Nessus's advanced features and capabilities can require a significant learning curve.
  • Limited Free Version
    The free version of Nessus, Nessus Essentials, is limited in its capabilities and is intended for individual use or small networks, which may not be sufficient for larger organizations.
  • Potential Over-Reliance
    Organizations might become overly reliant on Nessus for vulnerability management, potentially neglecting other important aspects of a comprehensive security strategy.

No features have been listed yet.

Analysis

An editorial look at what each product does well and who it suits.

Nessus
l
lsof

No analysis of Nessus yet.

Overall verdict

  • lsof (List Open Files) is a mature, battle-tested Unix/Linux utility that reliably reveals which files, sockets, and resources are opened by processes, making it an indispensable diagnostic tool for system administrators and developers.

Why this product is good

  • Provides comprehensive visibility into open files, network sockets, pipes, and devices tied to running processes
  • Extremely useful for troubleshooting 'device busy' errors, port conflicts, and locating processes holding onto deleted files
  • Highly portable across many Unix-like systems including FreeBSD, Linux, macOS, and Solaris
  • Long history of stable, well-maintained releases with extensive documentation and community support
  • Powerful filtering options let you query by user, process, port, file, or network connection

Recommended for

  • System administrators diagnosing resource and file-locking issues
  • Developers debugging network connections and socket usage
  • Security professionals investigating suspicious process activity and open network ports
  • Anyone needing to identify which process is using a specific file, directory, or port before unmounting or killing

Videos

Walkthroughs and reviews on video.

Nessus 3 videos + Add
l
lsof 2 videos + Add

LABS 17 Vulnerability Analysis Using the Nessus REVIEW

More videos

  • - What is Nessus? | Explaining vulnerabilities in a Web Application
  • - Getting Started with Nessus Vulnerability Scanner - 2018

8 Basic lsof Commands Every Sysadmin Needs to Know

More videos

  • - HakTip - Network monitoring in Linux with lsof

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Nessus
l
lsof
100% 100%
Security
0% 0%
0% 0%
Command Line Tools
100% 100%
100% 100%
Web Application Security
0% 0%
0% 0%
Performance Monitoring
100% 100%

User comments

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

Nessus no reviews yet
l
lsof no reviews yet

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Alternatives to Nessus and lsof

When comparing Nessus and lsof, you can also consider the following products.

  • Qualys

    Qualys helps your business automate the full spectrum of auditing, compliance and protection of your IT systems and web applications.

    Compare Qualys to Nessus or lsof:

    Qualys vs Nessus Qualys vs lsof
  • htop

    htop - an interactive process viewer for Unix. This is htop, an interactive process viewer for Unix systems. It is a text-mode application (for console or X terminals) and requires ncurses. Latest release: htop 2.

    Compare htop to Nessus or lsof:

    htop vs Nessus htop vs lsof
  • Intruder

    Intruder is a security monitoring platform for internet-facing systems.

    Compare Intruder to Nessus or lsof:

    Intruder vs Nessus Intruder vs lsof
  • Sysdig

    Sysdig is an open source, system-level exploration that capture system state and activity from a running Linux instance, then save, filter and analyze.

    Compare Sysdig to Nessus or lsof:

    Sysdig vs Nessus Sysdig vs lsof
  • Burp Suite

    Burp Suite is an integrated platform for performing security testing of web applications.

    Compare Burp Suite to Nessus or lsof:

    Burp Suite vs Nessus Burp Suite vs lsof
  • v
    vtop

    vtop is a graphical command-line tool that uses unicode braille to chart CPU and memory usage.

    Compare vtop to Nessus or lsof:

    vtop vs Nessus vtop vs lsof
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