Software Alternatives, Accelerators & Startups

netcat VS Zenmap

Compare netcat VS Zenmap and see what are their differences

netcat logo netcat

Netcat is a featured networking utility which reads and writes data across network connections...

Zenmap logo Zenmap

Zenmap is the official cross-platform GUI for the Nmap Security Scanner.
  • netcat Landing page
    Landing page //
    2018-11-19
  • Zenmap Landing page
    Landing page //
    2022-04-01

netcat features and specs

  • Versatility
    Netcat can be used for a wide variety of network-related tasks, including port scanning, file transfers, and working as a backdoor.
  • Simplicity
    Netcat operates with simple command-line arguments, making it easy to use for those familiar with command-line interfaces.
  • Speed
    Netcat is lightweight and performs network operations quickly, without the overhead associated with more complex tools.
  • Scriptability
    Netcat is highly scriptable, allowing users to automate network tasks by including it in bash or other scripts.
  • Cross-Platform
    Netcat is available on multiple operating systems including Unix, Linux, and Windows, making it a versatile tool for different environments.

Possible disadvantages of netcat

  • Security
    Netcat can be misused, as it is often favored by attackers for creating reverse shells and other malicious activities.
  • Lack of Encryption
    Netcat does not natively support encrypted connections, meaning data transmitted can be vulnerable to interception.
  • Minimal Logging
    Netcat provides minimal logging capabilities, which can make it difficult to track usage or troubleshoot issues.
  • Basic Functionality
    Netcat provides core networking functions but lacks advanced features found in specialized tools.
  • Cannot Handle High Load
    Netcat is not designed to handle high traffic loads effectively, making it less suitable for some enterprise use cases.

Zenmap features and specs

  • User-friendly Interface
    Zenmap provides a graphical interface that makes it easier for users to conduct network scans without needing to memorize command-line options.
  • Visualization Tools
    It includes tools for visualizing scan results, such as network topology diagrams, which can help in understanding network structure and vulnerabilities.
  • Profile Management
    Supports saving scan configurations as profiles, enabling quick re-runs of common scans with predefined settings.
  • Cross-Platform Compatibility
    Zenmap is available for multiple operating systems including Windows, Linux, and macOS, making it versatile for different environments.
  • Integration with Nmap
    Leverages the powerful capabilities of Nmap, a well-known network scanning tool, providing advanced scanning options and performance.

Possible disadvantages of Zenmap

  • Performance Overhead
    The graphical interface can add additional performance overhead compared to the command-line version of Nmap, which may be noticeable during large scans.
  • Learning Curve
    Despite its graphical interface, Zenmap still requires a certain level of understanding about network scanning concepts and Nmap parameters to effectively use it.
  • Limited Customization
    While it supports many Nmap features, some advanced customization options available in the command-line version may be less accessible or harder to implement in Zenmap.
  • Security Risks
    Running a graphical network scanning tool can attract unwanted attention on shared or monitored systems as it might appear in process lists or leave trace logs, potentially indicating a security tool is being used.
  • Complexity in Large Data Sets
    When dealing with very large data sets or complex networks, the visual output can become cluttered or difficult to interpret efficiently.

netcat videos

Linux Terminal 101: Netcat

More videos:

  • Review - Advanced Netcat and TCP Fun - Hak5 1922
  • Review - Netcat 101: Remote Shells in Windows, HakTip 86

Zenmap videos

Scan for Open Ports w/ Zenmap - Review

More videos:

  • Tutorial - Zenmap Tutorial - Network Scanning Tool

Category Popularity

0-100% (relative to netcat and Zenmap)
Monitoring Tools
33 33%
67% 67
Security
9 9%
91% 91
Log Management
100 100%
0% 0
Productivity
100 100%
0% 0

User comments

Share your experience with using netcat and Zenmap. For example, how are they different and which one is better?
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Reviews

These are some of the external sources and on-site user reviews we've used to compare netcat and Zenmap

netcat Reviews

9 Best Angry IP Scanner Alternatives Reviewed 2021 (Free & Paid)
Netcat lacks a lot of the documentation you can easily find with software like AngryIP or Nmap which in my opinion is its biggest drawback. If you’re thinking about trying out Netcat, check out our Netcat Cheat Sheet to quickly pull up powerful and useful commands. Netcat is compatible with Windows, Linux, and macOS systems.
Top 5 Best Port Scanners
Netcat is one of the oldest network tools in the "Unixverse", it's been there since 1995, and the last official version is from 2004. Although it has many forks and variants that work pretty well on modern operating systems, like ncat from the Nmap suite, or this alternative Netcat version from Mike Frysinger.

Zenmap Reviews

15 Best Nmap Alternatives Network Security Scanner
The aim of the Zenmap app is to learning the Nmap tool easy for newbies to use and at the same time giving the best-advanced features to Nmap professionals.
Top 5 Best Port Scanners
Zenmap is not a new port scanner, but the official NMAP Front End interface (GUI). For those who are not familiar with command line terminals, Nmap creators launched this GUI release that will allow you to scan remote hosts in a fancy and friendly way.

Social recommendations and mentions

Based on our record, Zenmap should be more popular than netcat. It has been mentiond 11 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

netcat mentions (7)

  • could not connect to the rhel-9 from putty in windows machine
    If you don't like using telnet, that's fine. Don't use it. There are plenty of other options available. Use netcat. Or use netcat. Or use netcat. Or read and write directly to /dev/tcp/hostname/port using shell constructs. Or run openssl s_client if you suspect something complicated is listening on the other end. There is more than one way to do it and ways that are not your way still work. Source: almost 2 years ago
  • The HTTP crash course nobody asked for
    Reminder, there are many different netcats, here are some of the most commons: - netcat-traditional http://www.stearns.org/nc/ - netcat-openbsd : https://github.com/openbsd/src/blob/master/usr.bin/nc/netcat.c (also packaged in Debian) - ncat https://nmap.org/ncat/ - netcat GNU: https://netcat.sourceforge.net/ (quite rare) To prevent any confusion, I like to recommend socat: http://www.dest-unreach.org/socat/. - Source: Hacker News / over 2 years ago
  • Gaining remote access to a computer with a reverse shell attack in Node.js
    A common tool to execute a reverse shell is called netcat. If you're using macOS, it should be installed by default. You can check by running nc -help in a terminal window. - Source: dev.to / almost 3 years ago
  • Programm to send and receive TCP/UDP Packets
    You could try using Ncat on Windows or netcat on Linux, though it's a command-line only tool if that matters. Source: about 3 years ago
  • Is there a way to copy a file from a remote shell to local without using scp?
    If you have netcat, you can easily set up a transfer from one machine to the other:. Source: almost 4 years ago
View more

Zenmap mentions (11)

  • Upgrading my opnsense setup. Today I am trying to give names to all my devices checking what is connected to my network, need help.
    Another way would be to use nmap from a Linux machine or virtual machine using: $ sudo nmap 192.168.0.1/24 where the subnet address is replaced with yours. They have a graphic interface, that I haven't used, but you might want to test it. It's called zenmap https://nmap.org/zenmap/. Source: about 2 years ago
  • What is this eye icon on the taskbar? Never seen it before.
    I agree with this but the eye is not exactly the same. https://nmap.org/zenmap/. Source: over 2 years ago
  • SSL / TLS scanning utility (internal) ?
    There's also the GUI version if you want. https://nmap.org/zenmap/. Source: almost 3 years ago
  • If OpenSSL Were a GUI
    I... Kind of like it? Not the fact that using such a GUI would be almost impossible, like the humorous example of an "engineer oriented UI" in the Silicon Valley series https://www.reddit.com/r/SiliconValleyHBO/comments/4nvvnl/pied_pipers_easytouse_tools/ which might be confusing for most people. But rather the fact that all of the complexity the software has is laid bare, so that nobody could mistakenly assume... - Source: Hacker News / almost 3 years ago
  • Share your greatest free tools
    I'll have to give Advanced IP Scanner a look to compare, but I like Zenmap so there's another option if you need one! Source: about 3 years ago
View more

What are some alternatives?

When comparing netcat and Zenmap, you can also consider the following products

Wireshark - Wireshark is a network protocol analyzer for Unix and Windows. It lets you capture and interactively browse the traffic running on a computer network.

Nmap - Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.

tcpdump - tcpdump is a common packet analyzer that runs under the command line.

Angry IP Scanner - Open-source and cross-platform network scanner designed to be fast and simple to use

Ettercap - Ettercap is a suite for man in the middle attacks on LAN.

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