Overview
Nessus is the de-facto industry standard for vulnerability assessment. Trusted by over 60,000 organizations worldwide, Nessus provides vulnerability analysis, patch confirmation, configuration assessment, and sensitive data identification for EC2 environments and instances. With a continuously updated library of more than 326,000 plugins, Nessus delivers the most in-depth coverage and accuracy to the marketplace. Nessus functionality will require that you have already obtained a licensed Nessus activation code.
Highlights
- Prevent attacks by identifying vulnerabilities in the attack surface, allowing IT professionals to mitigate them before attacks occur
- Leverage policy creation wizards and scan scheduling for easy configuration and management
- Ensure ongoing vulnerability and IT asset coverage with daily updates
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64-bit (Arm) Amazon Machine Image (AMI)
Amazon Machine Image (AMI)
An AMI is a virtual image that provides the information required to launch an instance. Amazon EC2 (Elastic Compute Cloud) instances are virtual servers on which you can run your applications and workloads, offering varying combinations of CPU, memory, storage, and networking resources. You can launch as many instances from as many different AMIs as you need.
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Once the instance is running, point your browser to https://<instance>:8834/, where <instance> is either the fully qualified domain name or IP address of the instance.
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Customer reviews
Hybrid deployments have strengthened vulnerability visibility and streamlined security reporting
What is our primary use case?
I mostly work with the cloud version of the product. Based on my customers' experience, they mostly use Microsoft Azure . My customers utilize a hybrid cloud setup where we use on-premises and cloud solutions because we have air-gapped customers who have no other option than to use on-premises. The customers who have cloud access and are open to using cloud solutions are using Tenable One, which is a cloud-based solution.
What is most valuable?
I would not personally speak to what I like about Tenable Nessus , because I think the only reason many customers are using it is because it is well-known and they have received directives from their companies or mother companies. For me, the key value is the ease of use and integration with SIEMs because it has built-in integrations with IBM QRadar and others. Tenable Nessus is typically a widely integrated tool within the existing security ecosystem. It is part of the security policy that customers have implemented, so it does provide positive impact and is beneficial to use Tenable Nessus.
What needs improvement?
I would not personally speak to what other features I would like to see in future updates of Tenable Nessus; this is perhaps more a question for the customers rather than for me. Based on what customers typically use, what they need to meet all requirements and security requirements is currently available. However, for some customers, they would like to have more assistance as they are becoming accustomed to AI co-pilots. An AI feature that helps them discover options without requiring them to deep dive into all features or guides them through advisory functions would be beneficial.
For how long have I used the solution?
I have been implementing the product for four or five years.
How are customer service and support?
The technical support from Tenable is adequate. When a customer opened a ticket, they did not reach out to us directly. I know that they opened the ticket but did not get back to us, so I believe the ticket was resolved; otherwise, they would have informed us.
What about the implementation team?
Within the company, we have two people who are dealing with Tenable Nessus. Beyond Tenable Nessus, they are also dealing with Rapid7 scanners as we provide multiple solutions for vulnerability scanning.
What was our ROI?
It remains acceptable for us to use and sell Tenable Nessus because we can still bring in revenue, so it continues to be worthwhile.
What's my experience with pricing, setup cost, and licensing?
Based on my experience, the pricing for Tenable Nessus is somewhat higher, but customers still want to pay for it, so it remains acceptable. The annual price increase of six to seven percent could potentially be lower, which would be beneficial. However, when we compare it to other solutions, it is more difficult for us to negotiate the price for Tenable Nessus than to negotiate the price with Rapid7.
What other advice do I have?
We are not using Tenable Nessus internally; we are only providing it to our customers. The implementation of Tenable Nessus depends on the scenario and is straightforward for us. The implementation process does not take much time for me personally. However, it typically requires at least one day because you need to fine-tune the configuration, as it is not simply setting it up; troubleshooting and fine-tuning also take time. For a simple implementation that is not distributed or large-scale, it usually takes about one day. When we find something in Tenable Nessus, we use automation to help us with that, combining it with automation. For me, this approach is acceptable. My customers do not appear to utilize Tenable Nessus' configuration auditing feature. I have used the reporting features with Tenable Nessus where customers conduct scheduled vulnerability scans plus default scans for CVEs, and they have reporting scheduled to send all reports to the CSOs. As the partner rather than the end user, I do not deal with tickets frequently. I rate the support from Tenable at eight out of ten. I give this review an overall rating of nine out of ten.
Has enabled me to reduce false positives and perform deep credential auditing with seamless integrations
What is our primary use case?
For my use case, I will use Tenable Nessus for my vulnerability assessment. It is a very powerful vulnerability scanning tool with comprehensive coverage, accuracy, and actionable intelligence.
What is most valuable?
I mostly use the configuration audit feature for the audit configuration as a scan policy, and I will use it for credential audit, which helps me scan credentials access such as local administrator or root access, performing a deeper and more accurate check of local configuration settings and file systems, making it a highly recommended feature.
Regarding integration capabilities, we can integrate Tenable Nessus with SIM tools such as Splunk, IBM QRadar , and Azure Sentinel , as well as with ticketing systems such as ServiceNow , Jira , and Slack. There is no complexity as it is very easy to integrate everything.
In terms of the reporting feature, while vulnerability scanning can throw some false positives, Tenable Nessus has very few, achieving a reduction of 75% to 80% false positives with manual analysis needed. We can generate standard Nessus reports that typically include host summaries and vulnerabilities by host and plugin, alongside solutions and remediation recommendations.
The main benefits I get from Tenable Nessus are complete asset inventory and comprehensive attack surface management, allowing us to prioritize vulnerabilities based on risk, focusing on true risk and threat path analysis.
What needs improvement?
Tenable could improve by integrating Gemini or ChatGPT for deeper analysis in risk assessment, making it easier to analyze risks with a simple prompt.
For how long have I used the solution?
I have been working with Tenable Nessus for five years.
What do I think about the stability of the solution?
The stability of Tenable Nessus is extraordinary, not just the best, but extraordinary.
What do I think about the scalability of the solution?
Tenable Nessus is highly scalable, warranting a rating of 9.5 or 10 out of five.
How was the initial setup?
The initial setup for Tenable Nessus is very simple compared to Greenbone , as it is based on a license. There are three kinds of licenses: essential, professional, and enterprise. After purchasing the license from tenable.com, we just download it to our system and enter the key to begin vulnerability scanning.
Which other solutions did I evaluate?
When comparing Tenable Nessus with competitors, I consider Rapid7 and OpenVAS from Greenbone . For web application vulnerability scanning or combined scanning, I go with Tenable Nessus, but if I only want to scan networks and servers, I definitely choose OpenVAS.
What other advice do I have?
Tenable Nessus is very costly compared to OpenVAS and sits on the higher side.
My preferred purchase process for Tenable Nessus is to buy any license directly with Tenable and not through any vendor.
Tenable Nessus is famous, and everyone is using it. On a scale of one to ten, I rate Tenable Nessus a 10.
Audio clarity issues need addressing
What is our primary use case?
We are using Tenable Nessus Professional . We are not using Security Center and other Tenable products. For penetration test suites, we are using Tenable Nessus solution for the first step of our penetration testing.
What is most valuable?
The solution provides time saving and cost saving benefits.
What needs improvement?
The integration part is not good because five years ago, Tenable Nessus had more integration capability. After that, Tenable changed their policies and strategy. They pushed users toward Security Center and disabled Tenable Nessus integration features.
This is Tenable's property. They want to sell Tenable Security Center , and they closed all the API capability for Tenable Nessus Professional . The Jira integration is good, but it does not make sense for Tenable because they want to sell Security Center, which is more expensive than Tenable Nessus.
For how long have I used the solution?
We have been using the solution for more than ten years.
What do I think about the stability of the solution?
The solution is not scalable but stable.
What do I think about the scalability of the solution?
The solution is not scalable but stable.
How are customer service and support?
I am not using Tenable support. I can usually fix all of the issues myself. I don't need support for Tenable Nessus.
What other advice do I have?
The solution is not perfect, but it is okay. I am both a customer and have a partnership with Tenable. Quick scan is good and sufficient for our needs. The solution is very easy to use. We are deploying it in our organization.
On a scale from one to ten, I rate Tenable Nessus a seven out of ten.
Detection of vulnerabilities becomes essential with adaptable auditing templates
What is our primary use case?
The main use case for Tenable Nessus is to scan vulnerabilities and to detect misconfigurations in devices.
What is most valuable?
The functions or features of Tenable Nessus that I have found most valuable are vulnerability detections, which I really appreciate.
We are working with the configuration auditing feature of Tenable Nessus, and it is quite useful for my operations.
The reporting function of Tenable Nessus is useful, but it needs more features and more capabilities.
The prioritization in Tenable Nessus based on risk impact is very useful, though it's not the best capability because there are other products in Tenable that provide more detailed risk management and prioritization based on risk. However, as a standalone product, it's an interesting feature and a strong capability.
What needs improvement?
Tenable Nessus is not easy to integrate because it works alone as a standalone component, so it's not particularly important to make integrations.
As a vulnerability management tool, the only aspect that is weak in Tenable Nessus is reporting; the rest is very strong. It is the best tool that we have in the market. There is always space for improvements, mostly to have more framework configuration templates for the audit file. It can be more useful because sometimes I need to manually create a configuration file for the audit that aligns with a more specific framework. Additional frameworks templates are probably one of the features that we need.
For how long have I used the solution?
I have been working with Tenable Nessus for more than 10 years.
What do I think about the stability of the solution?
I would rate the stability of Tenable Nessus as excellent.
What do I think about the scalability of the solution?
The ability to scale Tenable Nessus as a standalone product is moderate.
How was the initial setup?
The initial setup process for Tenable Nessus is very straightforward.
Which other solutions did I evaluate?
The main competitors in the market for Tenable Nessus are Rapid7 and Qualys, with Rapid7 being the more competitive solution against Tenable Nessus.
When comparing Tenable Nessus and Rapid7, I find Tenable Nessus much better for my use case because it is very strong.
What other advice do I have?
We are using multiple products from Tenable Nessus.
I can recommend Tenable Nessus for small and mid-size enterprises, as these companies need a different solution.
On a scale of 1-10, I rate Tenable Nessus a 9.
Integration challenges observed but offers comprehensive reporting and valuable insights
What is our primary use case?
We are using Tenable Nessus for web security and scanning. We collect detailed reports that provide information regarding IT topology, such as which IP addresses have breaches. We separate our network and peripheral devices, and looking at the report helps us identify threats. Then we mitigate those threats, and our audit team monitors that we have completed it in the correct way.
We are doing vulnerability assessment and network scanning separately, and it's not integrated with our whole SOC or SOC solution. It's not fully integrated because different teams are performing different types of work.
We are using a SOC Automation System for web application scanning, which is one of the IBM products.
What is most valuable?
Vulnerability assessment is the most valuable feature in Tenable Nessus , as it provides brief details regarding the vulnerability issues we have in our network.
The reporting feature in Tenable Nessus is frequently used. We collect detailed reports that provide information regarding IT topology, such as which IP addresses have breaches. We separate our network and peripheral devices, and looking at the report helps us identify threats. Then we mitigate those threats, and our audit team monitors that we have completed it in the correct way.
What needs improvement?
Tenable Nessus provides observations but offers limited information about solutions. If they improve the solution component along with the observations, it would be much easier for anyone to implement a resolution.
For example, it informs us when a port is open or when a web browser on a specific IP has issues. However, it doesn't provide a detailed explanation on how to mitigate that particular issue. We need to use our own knowledge or tools such as Google or ChatGPT to find solutions. Some other solutions provide hints regarding issue mitigation, but Tenable Nessus doesn't provide that level of detail.
We want reporting to be improved with suggestions included. When issues are mentioned, we want them to provide the resolution or the actual cause so we can break down the issue and resolve the problem permanently across all our solutions.
For how long have I used the solution?
We have been using Tenable Nessus for about two and a half years.
What was my experience with deployment of the solution?
It was not difficult to deploy Tenable Nessus in our system. We have successfully deployed it.
How are customer service and support?
We have technical support enabled with our licensing for Tenable Nessus. We have only called twice for technical support, and the service was brilliant. We received support within one to three hours.
What about the implementation team?
We implemented it with the help of a third party.
Which other solutions did I evaluate?
We considered some IBM products, Rapid7, and a Microsoft solution before choosing Tenable Nessus. At this moment, we are accustomed to Tenable Nessus, so we don't have any plans to change it now or in the near future.
We are currently working with Tenable Nessus, and our renewal time is not close, so we haven't considered any alternatives.
I haven't considered the pricing of Tenable Nessus yet because our renewal is in about six months. We will think about that later.
I would recommend trying Tenable Nessus as it's a good solution.
I am a customer and the CIO of a financial institution.
We did not purchase our Tenable products on AWS Marketplace ; we obtained it from Omega Exim Limited, one of our vendors in the Bangladesh Marketplace.
On a scale of 1-10, I rate Tenable Nessus an 8.