What Is Network Security Tools? Complete Guide & Tips

If you’re in the market for network security tools, you’re not alone. In fact, there are dozens of programs out there to help you protect your network. But how do you choose the right ones? Let’s take a look at a few of them:


A powerful open source tool for network security audits and vulnerability testing, Metasploit is a free download. It helps security professionals and ethical hackers assess networks and uncover vulnerabilities. It also allows for task automation, which eliminates the need for pen testers to manually perform these operations.

It can be used for port scanning, network auditing, SNMP sweeping, and service identification. It can also be integrated with other cybersecurity tools such as Windows patch enumeration.

It includes a comprehensive knowledge base, which enables users to identify vulnerabilities, as well as create, implement, and use custom exploits. The framework also provides post-exploitation modules that help gather passwords, hashes, and tokens.

The Metasploit Framework is available for both GUI and command line versions. The Web UI offers a simplified user interface with tab-completion for common commands.

There are many auxiliary modules in the framework, including fuzzers, sniffers, and vulnerability scanning. Each module has its own datastore.

The Metasploit Vulnerability Validation wizard lets you set up your Nexpose console. You can enter the console name, username, and port. You can also configure your settings in the Global Settings menu.

There are several different types of shells and payloads in the Metasploit framework. You can select from 200 different payloads, which range from simple static scripts to small applications like the Meterpreter shell.


Splunk is a cloud-based network security tools that help organizations monitor, analyze, and optimize their networks. It offers a comprehensive view of your infrastructure, including user and device activity, network resources, and applications. It also helps you detect anomalies before they pose a threat to your organization.

Splunk is designed to automatically collect network activity each second. This data is then correlated and displayed in a business-friendly dashboard. It also allows users to easily perform searches and build graphs. This dashboard displays user behavior, deviances in user credentials, and risk scores.

Splunk also uses machine learning algorithms to analyze anomalies and threats, enabling users to identify and respond to them quickly. The Adaptive Response Framework automates workflows and provides context to event data, allowing you to get to the root cause of the issue.

Another feature is the ability to search and alter log data. It can also provide detailed reports. A Splunk Light version is available free of charge.

In addition to monitoring and analyzing your network, Splunk can also aid in fraud prevention. The software provides encryption and secure channels, which protects data from being stolen. In addition, Splunk helps reduce complexity and streamlines operations.


Wireshark is one of the best network security tools available. It’s a packet analyzer that can detect suspicious traffic, identify the type of attacks, and spot surges in network traffic. It’s also great for diagnosing network performance issues, and analyzing data transfer patterns. It can export various file formats, including PostScript, CSV, and XML.

Wireshark was originally called Ethereal. In 1998, a computer science graduate named Gerald Combs started the project. He held the copyright for most of the code, but opened the project to the public under the GPL terms.

Although it’s a free tool, it requires a certain level of expertise. You must have some knowledge about the TCP/IP stack, port forwarding, and DHCP. It’s not the best for beginners, but it can help professionals diagnose problems with their network.

Wireshark is a free, open-source software program that can be used to inspect network traffic. It’s available on Windows, MacOS, and Linux systems. It offers a command-line interface, but you can also use it with a graphical user interface.

Wireshark has several display filters that you can apply to your captures. These filters can make it easier for you to identify the types of packets you’re looking for. It also allows you to save your logs so that you can re-examine them later.


OSSEC is a free host-based intrusion detection system. It offers a wide variety of features and configuration options. It is available for Windows, Linux, and Unix. It can perform file integrity monitoring, network traffic analysis, and active response capabilities.

OSSEC is used in large enterprises, government agencies, and smaller businesses to protect their systems from hackers. It can monitor files, logs, and network traffic, and can analyze malicious websites. It also helps organizations meet compliance requirements.

OSSEC has a powerful log analysis engine, which can analyze logs from a wide range of devices. The logs can come from operating systems, databases, web servers, and FTP data. It can also be integrated with other cybersecurity tools to analyze more information. It is an open source project, and all of its code is freely available.

OSSEC is supported by a community of developers and users. You can contact the project via the mailing list or Slack support channel. You can ask questions about installation and configuration, as well as technical issues.

The OSSEC site offers three downloads. The download includes a binary client agent for Windows, a source for Unix/Linux systems, and a web interface for managing tasks. You can also obtain policy updates and add-ons.


Nmap is a network security tool that can be used to scan for vulnerabilities in your network. It’s also a very useful tool for finding out what services are running on your network and which devices are connected to it.

Nmap is a versatile, open source network security tool that offers a number of different ways to scan your network for problems. It has a graphical user interface (GUI) that makes it easy to find out what’s going on in your network.

One of the most important features of Nmap is the ability to do port scans. Port scanning helps you to detect devices that are inactive or are running unneeded services. It also helps you to identify vulnerable and insecure servers and hosts in your network.

Nmap is capable of scanning through thousands of connected devices at a time. Its powerful open-source code base means that it can be modified to work in just about any environment.

Another feature of Nmap is the ability to find out information about a host’s operating system. This can help you find out which version of an application is currently running on a particular device, and which version is prone to exploits.


If you want a simple, effective password manager, you can’t go wrong with KeePass. It offers a secure password database and even hardening measures to help you stay safe.

KeePass is free. It’s available for Windows, Linux, Mac, and iOS, and it can be downloaded from the KeePass website. It comes with a number of open-source extensions that can help you enhance your security.

Although the program is easy to set up, it can be a bit finicky. Some features may be missing, and there are no visual aids to help you navigate. If you want to make the most of your password management, you’ll need to set up a secure master password.

Besides keeping passwords safe, KeePass also allows you to see what you’ve entered previously. You can even export a plain text file from the program.

It uses an industry-standard 256-bit AES encryption to protect your database. You can also use it as a key-on-disk, storing your passwords on a USB drive.

However, it does have some major vulnerabilities, including a possible “key-fake” attack. If someone gains access to your account, they can view your passwords, login logs, and other information.

There are many different tools and features available with KeePass, so you should choose one that fits your needs. For example, if you need a password generator, you can purchase a paid app. If you need a multi-factor authentication method, you can choose a Premium version.


TrueCrypt is one of the most popular encryption software tools in use today. It is free software that encrypts your hard drive, partitions, and storage devices. It is often used by web servers, email servers, and other business-critical production systems.

The open-source software, which is installed on the computers of tens of millions of users, does crypto processing on the fly, requiring no heavy CPU usage. However, it can take up to millions of years to crack an encrypted volume. That is why a number of people are looking for TrueCrypt alternatives.

TrueCrypt’s vulnerabilities allow attackers to bypass passwords, run arbitrary code, and install malware. The audit found 11 vulnerabilities in the program’s code.

The vulnerabilities affect TrueCrypt’s bootloader and Windows kernel driver. They do not appear to be intentional flaws. However, they can be exploited by hackers who have access to a user’s account. They could then install malware on the system and gain admin-level privileges.

The researchers at the Fraunhofer Institute for Secure Information Technology (iSEC) conducted a formal audit of TrueCrypt. They analyzed over 70,000 lines of the software’s source code.

The audit uncovered a number of bugs, including one that can allow an attacker to escalate a program’s privileges. This is not considered a high-severity issue, but iSEC recommends a fix. They also recommended updating the build process for TrueCrypt.

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