Amazon Inspector vs Tenable Nessus comparison

Why PeerSpot?

Amazon Web Services (AWS) and Tenable are both solutions in the Vulnerability Management category. Amazon Web Services (AWS) is ranked #27 with an average rating of 8.6, while Tenable is ranked #3 with an average rating of 8.5. Amazon Web Services (AWS) holds a 1.0% mindshare in VM, compared to Tenable’s 3.6% mindshare. Additionally, 90% of Amazon Web Services (AWS) users are willing to recommend the solution, compared to 98% of Tenable users who would recommend it.

Comparison Buyer's Guide

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Executive SummaryUpdated on Oct 9, 2024

Tenable Nessus and Amazon Inspector are critical tools in the vulnerability assessment category. Users express higher satisfaction with Tenable Nessus for its robust feature set, whereas Amazon Inspector is favored for its integration capabilities and scalability, especially in AWS environments.

Features: Tenable Nessus offers comprehensive vulnerability scanning, continuous monitoring, and extensive plugin support, catering to various security issues. Amazon Inspector automates vulnerability management for AWS environments and seamlessly integrates with AWS services, making it appealing for cloud operations. Its ability to automatically assess compliance aspects distinguishes it from the more network-centric Nessus.

Room for Improvement: Tenable Nessus could improve in its cloud-specific integration capabilities, as it is more network-focused. The user interface might be simplified for better user experience. Pricing models could be more flexible. Amazon Inspector could enhance its feature set outside AWS environments to appeal to a broader audience. Improvements in user interface design could help users more easily navigate the tool. Enhanced support for hybrid cloud environments would increase its versatility.

Ease of Deployment and Customer Service: Tenable Nessus is recognized for its straightforward deployment process, making it suitable for businesses that need minimal disruption. Its customer service is more personalized, benefiting direct user interactions. Amazon Inspector benefits from native AWS integration, which simplifies setup for AWS users, and the broad support infrastructure from AWS enhances customer support.

Pricing and ROI: Tenable Nessus is known for competitive pricing with substantial feature offerings, though it may involve higher initial setup costs. Amazon Inspector's pay-as-you-go model aligns costs with usage, beneficial for dynamic AWS environments. The long-term ROI potential for Inspector is significant due to its integration and automation benefits, especially for businesses heavily relying on AWS.

To learn more, read our detailed Amazon Inspector vs. Tenable Nessus Report (Updated: August 2026).

Buyer's Guide

Amazon Inspector vs. Tenable Nessus

August 2026

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Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:

Categories and Ranking

Qualys TotalCloud

Mindshare comparison

As of September 2026, in the Vulnerability Management category, the mindshare of Qualys TotalCloud is 1.2%, up from 1.0% compared to the previous year. The mindshare of Amazon Inspector is 1.0%, down from 2.5% compared to the previous year. The mindshare of Tenable Nessus is 3.6%, down from 7.8% compared to the previous year. It is calculated based on PeerSpot user engagement data.

Vulnerability Management Mindshare Distribution
Product	Mindshare (%)
Tenable Nessus	3.6%
Qualys TotalCloud	1.2%
Amazon Inspector	1.0%
Other	94.2%

Vulnerability Management

Featured Reviews

Robert Orłowski

IT Security Expert at Alior Bank S.A.

Unified risk scoring has improved our cloud visibility and simplifies remediation priorities

Qualys TotalCloud provides unified vulnerability and threat assessment across both IAS and SaaS. This solution provides a single prioritized view of risk, which helps reduce the work I would have to do. We are no longer based on CVSS; we are based on Qualys risk scoring, which is based on CVSS plus internal findings made by Qualys, and then assigns its own score. The TruRisk insight feature has found a small number of assets with high vulnerability scores, though I am cautious since some information is classified. Qualys TotalCloud has positively impacted our bank's performance, and we have definitely seen benefits after implementing this solution.

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Abdalla Kenawy

AWS DevOps SRE/Infrastructure Engineer at Capgemini

Automated insights streamline data security assessment

For Amazon Inspector, we have many EC2 or virtual machines deployed inside our AWS environment, and the problem is that the existing package deployed inside this EC2 instance has already outdated packages. As we progress with time, this package needs to be updated for security enhancement, which requires us to uninstall the package, install the new version, and then we should be fine. However, the challenge comes with how to scan all our EC2 instances for security vulnerabilities, which is currently managed by Amazon Inspector. Amazon Inspector can scan EC2 instances or ECR, which is the ECR registry where we can save artifacts Docker images. Amazon Inspector can also scan Docker images uploaded to ECR for Elastic Registry service, and it can scan databases and S3 based on the latest updates. I noticed this from a couple of months ago, and it provides huge benefits for security. Regarding the best features of Amazon Inspector, it gives us a list of all existing outdated packages as part of a deployed package on EC2 instances or specific Python packages that are part of the Docker file and the Docker image itself, which are causing security concerns. Amazon Inspector can list these security concerns and offer guidance on how we can remediate it by updating the package to a specific upper version or something similar.

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MohammedJaffir

Founder at Cipheroot Cybersecurity Solutions

Has enabled me to reduce false positives and perform deep credential auditing with seamless integrations

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.

Read full review

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:

Pros

"I found the initial setup user-friendly."

"Qualys TotalCloud has positively impacted our bank's performance, and we have definitely seen benefits after implementing this solution."

"TotalCloud has been excellent in providing us with immediate access to all the products and features we need, such as CSPM, TruRisk Insights, and compliance reports, including CIS and HIPAA."

"I would recommend Qualys TotalCloud to other users because it is cost-efficient and has a good return on investment."

"Qualys TotalCloud's most valuable feature is its agent versatility."

"Qualys TotalCloud's most valuable feature is its ability to link clusters of assets, providing a clear model of deployments, vulnerabilities, and statuses."

"Qualys TotalCloud has significantly reduced our workload in terms of managing risks, helping us to be more efficient and save substantial resources."

"TotalCloud offers a comprehensive suite of features, including EDR, XDR, and TrueRisk, providing a centralized platform for managing vulnerabilities and security risks."

More Qualys TotalCloud pros

"Amazon Inspector is highly stable, rated ten out of ten, and this stability impacts business security and administration positively."

"The integration of Amazon Inspector with other AWS services has enhanced our security. Security Hub is a major asset because it allows us to centralize data from various AWS services. We can integrate third-party tools as well. It is just a single-click option."

"My experience with AWS technical support is very good, I didn't face any specific challenges, and even the documentation of AWS is good for both Microsoft, which is Azure, and AWS."

"The findings dashboards are neat and easy to understand, offering clear demarcations for different types of findings and detailed insights into specific vulnerabilities and their associated instances. It is not a place where everything is dumped together. It offers an easy-to-understand layout."

"The automated vulnerability detection aspect is most valuable."

"The assessment reports provided by Amazon Inspector have helped me in identifying security vulnerabilities in my cloud applications by giving us a nicely designed dashboard that provides all the security information we need to work on remediation."

"The most valuable feature of Amazon Inspector is the categorization of findings, which filters vulnerabilities by instance, container image, container repository, and Lambda function."

"It operates continuously, so as soon as resources are created, it scans them for vulnerabilities."

More Amazon Inspector pros

"It's a user friendly solution and I like the dashboards."

"The most valuable feature of Tenable Nessus is website scanning."

"The solution is worth the cost; it's a good investment."

"The most valuable feature of Tenable Nessus is real-time monitoring."

"The value that Tenable Nessus brings to my company is significant because we can see risks; it is also good to see the pages risk and system risks, and it saves money."

"It also has an executive report where you don't have to provide the client all the detail for them to sift though. But if they wish to dig through the detail they can."

"The solution is very good at vulnerability management."

"The trial version is very good for testing whether it will suit your needs."

More Tenable Nessus pros

Cons

"The patching process with Qualys Patch Management, which is part of TotalCloud, does not cover installing certain prerequisites on the servers or workstations. This shortcoming means we must rely on SCCM when any service stack updates or additional prerequisites are needed."

"In a future release, I suggest that zero-day vulnerabilities should be predicted in advance using AI technologies. The system is not 100% secure yet, so proactive threat hunting could be enhanced to be more proactive than the current system."

"There is a lack of data segregation according to criticality or inventory."

"The support process is inefficient due to the excessive number of replies required when submitting tickets."

"In terms of improvement, remediation still belongs to the cloud team, which is one of the issues we faced with Qualys TotalCloud."

"The vulnerability part is good, but the policy compliance module needs improvement because it involves a lot of manual work. Specifically, the remediation part of the controls requires enhancements."

"In my opinion, what can be improved in Qualys TotalCloud includes pricing and container scanning."

"Qualys TotalCloud needs to enhance its scanning capabilities in the IP domain, as it currently lacks the functionality to resolve IPs to their corresponding domain names."

More Qualys TotalCloud cons

"It has a limited scope. So, AWS Inspector primarily focuses on the security of the EC2 instance. So, if your architecture includes other AWS services, then you may need to use additional tools for your comprehensive security assessment. So that is one con. Another is, like, we have a dependency on agents."

"There isn't too much to improve right now. Scanning on demand or as a part of the pipeline versus a post pipeline solution would be good, but it is not a deal breaker by any means."

"The other point is that the reporting features of Inspector need improvement. For example, I am in an organization with millions of CVEs, and getting an overview of all this is challenging."

"One major area for improvement is remediation. My team works on remediating findings over time, likely using available patches. However, easier integration with Amazon's patching services would be very helpful."

"One area for improvement in Amazon Inspector is the automation aspect."

"It has automated vulnerability assessment, yet I seek more flexibility in defining custom vulnerability checks tailored to my needs, which is more difficult."

"There are challenges associated with the interdependencies in AWS services, like requiring an Active Directory for other services, resulting in additional charges."

"The most challenging aspect I faced with Amazon Inspector during integration was automating the remediation process."

More Amazon Inspector cons

"They should try to create an all-in-one solution."

"Technical support could be more knowledgeable. Their support right now goes from awkward to funny."

"Offer a more flexible strategic and high-level dashboards based on previous comments (minus technical and more business-oriented)."

"The price could be more reasonable. I used the free Nessus version in my lab with which you can only scan 16 IP addresses."

"Unfortunately, the solution consumes more system resources when it's being run and I'd like that to be reduced."

"Tenable Nessus could improve the reporting by adding some dashboards. The reports are a hassle at this time."

"The tool needs to upgrade asset tracking."

"They have added a new Tenable Nessus Expert. That is their new product, which caters to the cloud and everything else. I am assuming that the new features and product enhancements are based on that tool set, but we haven't reviewed it yet."

More Tenable Nessus cons

Pricing and Cost Advice

"Although Qualys TotalCloud is relatively expensive due to its unique automation features, its cost-effectiveness is rated an eight out of ten, with ten being the most costly."

"Qualys TotalCloud offers competitive pricing given its comprehensive suite of features, including integration, assessment, remediation, and detection capabilities, all within a single platform."

"Qualys TotalCloud is cost-efficient and was selected for its value compared to other products."

"The pricing is comparable. It is built into our other product, so I cannot piecemeal it. It is a part of our subscription."

"The cost is high, but it meets our organizational needs."

"I am not sure about the pricing. From what I understand, it is a bit on the higher side, but I do not have the exact numbers."

"The pricing for TotalCloud is attractive and competitive in the market. Given the features, especially the dashboard, I have no concerns regarding pricing."

"It isn't cheap, but it's reasonable. It helps us to manage things with very few resources."

More Qualys TotalCloud pricing and cost advice

"The pricing is very transparent and clear."

"It is scaled as you go. There are probably a certain number of scans per month, and there are tiers. If you're under a certain tier, it is free. The second level is pennies, and then all the way up to like a million. So, it has a tiered pricing program. They're pretty good with your initial scanning, and there is room to scale based on being affordable, but it is fairly cheap. There are no additional costs. They pretty much think about it as a pay-per-scan type model."

"It's priced according to market standards for its services."

"The lowest cost would be around $10 for a few small accounts, however, for thousands of accounts, it could be around $5000 to $6000 dollars per month."

"The cost is around $4,300 per year. Use is unlimited. You don't pay more if you want to use it for another IP."

"The price of Tenable Nessus is much more competitive versus other solutions on the market."

"Nowadays, your vulnerability applications are going to be kind of pricey because lots of them, including Rapid7, are based upon a base price, but then they add in the nodes. That's where they get you. If you're a big network, obviously, you need to scan everything. Therefore, it's going to be costly. The risk and insurance money associated with having ransomware on my networks is going to cost me more money, time, and marketing than the price of the tool. That's why I'm speaking only as an information security officer to security operations. This is the tool that is there in my toolbox to say whether we vulnerable or not. At this point, I don't care about how much it costs my company to have it because if I wasn't able to report it and we got ransomware, then who cares? I'm probably going to be out of business because it happened. That's why I don't care about the price. I have it, and I could use it effectively and do my report. At the end of the day, even if we get ransomware, as long as I reported it, followed my protocol, and put in the change, irrespective of whether it was ignored or denied, I did my job."

"I think the price is fairly affordable. It provides a license that is fair."

"There is an annual license required to use this solution."

"When comparing the price of Tenable Nessus to other similar solutions, such as Acunetix, Tenable Nessus is not as expensive. It is averagely priced in the market. We pay for the solution annually."

"We incurred a single cost for a perpetual license, although I cannot comment on the price as this is above my management level."

"It has a fair cost and very good cost-benefit ratio."

More Tenable Nessus pricing and cost advice

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Top Industries

By visitors reading reviews

Comms Service Provider

16%

Outsourcing Company

12%

Manufacturing Company

12%

Financial Services Firm

10%

Financial Services Firm

13%

Comms Service Provider

Computer Software Company

Government

Financial Services Firm

10%

Manufacturing Company

Government

Comms Service Provider

Company Size

By reviewers

Large Enterprise

Midsize Enterprise

Small Business

By reviewers
Company Size	Count
Small Business	12
Midsize Enterprise	5
Large Enterprise	32

By reviewers
Company Size	Count
Small Business	2
Midsize Enterprise	2
Large Enterprise	6

By reviewers
Company Size	Count
Small Business	41
Midsize Enterprise	19
Large Enterprise	35

Questions from the Community

What is your experience regarding pricing and costs for Qualys TotalCloud?

The price is very expensive, actually.

See all answers

What needs improvement with Qualys TotalCloud?

In terms of improvement, remediation still belongs to the cloud team, which is one of the issues we faced with Qualys...

See all answers

What is your primary use case for Qualys TotalCloud?

My main use case for Qualys TotalCloud is regarding the cloud visibility that we were not having previously. Previous...

See all answers

What is your experience regarding pricing and costs for Amazon Inspector?

I am not honestly sure about the pricing side of Amazon Inspector, but that is taken care of by a separate team. I be...

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What needs improvement with Amazon Inspector?

They might launch support for third-party environments in the next version regarding the best features in Amazon Insp...

See all answers

What is your primary use case for Amazon Inspector?

I mostly use Amazon Inspector for vulnerability scanning on AWS native applications. For hybrid applications, we have...

See all answers

How would you choose between Rapid7 InsightVM and Tenable Nessus?

You have full visibility across cloud, network, virtual, and containerized infrastructures with Rapid7 Insight VM. Yo...

See all answers

What's the difference between Tenable Nessus and Tenable.io Vulnerability Management?

Tenable Nessus is a vulnerability assessment solution that is both easy to deploy and easy to manage. The design of ...

See all answers

What is your experience regarding pricing and costs for Tenable Nessus?

Based on my experience, the pricing for Tenable Nessus is somewhat higher, but customers still want to pay for it, so...

See all answers

Comparisons

Wiz vs Qualys TotalCloud

Compared 9% of the time

Microsoft Defender for Cloud vs Qualys TotalCloud

Compared 8% of the time

JupiterOne vs Qualys TotalCloud

Compared 6% of the time

Orca Security vs Qualys TotalCloud

Compared 5% of the time

Aqua Cloud Security Platform vs Qualys TotalCloud

Compared 2% of the time

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Tenable Vulnerability Management vs Amazon Inspector

Compared 9% of the time

Qualys CyberSecurity Asset Management vs Amazon Inspector

Compared 8% of the time

Rapid7 Metasploit vs Amazon Inspector

Compared 7% of the time

Microsoft Defender for Cloud vs Amazon Inspector

Compared 6% of the time

TrendAI Vision One – Cloud Security vs Amazon Inspector

Compared 3% of the time

More Amazon Inspector Competitors

Rapid7 InsightVM vs Tenable Nessus

Compared 6% of the time

Qualys Exposure Management vs Tenable Nessus

Compared 6% of the time

Rapid7 Metasploit vs Tenable Nessus

Compared 4% of the time

Tenable Security Center vs Tenable Nessus

Compared 3% of the time

Orca Security vs Tenable Nessus

Compared 2% of the time

More Tenable Nessus Competitors

Product Reports

Buyer's Guide

Qualys TotalCloud

August 2026

Download Qualys TotalCloud product report

Buyer's Guide

Amazon Inspector

September 2026

Download Amazon Inspector product report

Buyer's Guide

Tenable Nessus

August 2026

Download Tenable Nessus product report

Also Known As

Qualys TotalCloud with FlexScan

No data available

Overview

Qualys TotalCloud enhances security posture across cloud environments with continuous monitoring, vulnerability management, and risk visualization, ensuring efficient threat assessment and automated remediation for improved cyber risk reduction.

Qualys TotalCloud offers a robust suite of security tools essential for organizations managing multi-cloud infrastructures. By integrating cloud accounts and automating workflows, it supports AWS, Azure, and GCP, offering comprehensive vulnerability management and zero-day detection. The platform's user-friendly design, combined with its extensive risk management and unified threat assessment capabilities, enables organizations to prioritize and remediate vulnerabilities effectively. TruRisk Insights provides clear insights on cyber risks, while the automation options streamline patch management and scanning processes. API integration across IaaS and SaaS environments further enhances resource allocation efficiency and saves time, addressing misconfigurations across cloud environments.

What are the most important features of Qualys TotalCloud?

Accurate Vulnerability Reports: Delivers precise and actionable insights for risk mitigation.
Zero-Day Detection: Identifies and addresses zero-day vulnerabilities proactively.
Unified Threat Assessment: Offers comprehensive evaluation of threats across the environment.
Extensive Risk Management: Manages risks effectively with advanced insights and prioritization.
Continuous Monitoring: Provides non-stop surveillance for vulnerabilities and threats.
Cloud-Native Automation: Streamlines processes and reduces manual efforts using automation.
FlexScan for Internet-Facing VMs: Scans external VMs efficiently to detect vulnerabilities.
Dashboard Risk Visualization: Clear visualization helps prioritize vulnerabilities.

What benefits and ROI should users look for?

Improved Security Posture: Enhances threat detection and response across clouds.
Time Savings: Automation reduces time spent on manual vulnerability management.
Resource Efficiency: Better allocation of resources through streamlined workflows.
Enhanced Risk Prioritization: Focus on critical vulnerabilities for effective mitigation.
Integrated Cloud Accounts: Facilitates seamless cloud management and security.

Qualys TotalCloud is deployed in sectors needing rigorous vulnerability management, such as finance and healthcare. Companies utilize it to secure multi-cloud environments like AWS, Azure, and GCP, focus on compliance, and integrate security into CI/CD pipelines to detect and remedy threats pre-deployment.

Qualys

Amazon Inspector offers automated vulnerability detection, scanning AWS workloads and recommending remediation, ensuring enhanced security without constant supervision.

Amazon Inspector provides advanced automated vulnerability assessments, specifically designed for AWS environments. It scans EC2 instances, ECR, and container images for vulnerabilities, ranking them by priority. With capabilities like integration with CloudTrail and CloudWatch, adherence to compliance benchmarks, and a comprehensive view for diverse resources, it supports continuous detection and detailed reporting. Users can schedule regular scans, maintaining strong security oversight. Current feedback highlights a need for improved scanning of EBS, S3, and EFS, as well as expanded databases and better patch integration.

What features make Amazon Inspector stand out?

Automated Vulnerability Assessments: Detects and prioritizes vulnerabilities in AWS workloads.
Continuous Detection: Keeps an eye on EC2, ECR, and container images for ongoing risk management.
Integration Capabilities: Works with CloudTrail and CloudWatch to centralize oversight and alerts.
Compliance Adherence: Aligns with industry benchmarks for strengthened regulatory compliance.
Detailed Reporting: Provides comprehensive reports with findings and CVEs.

What benefits do users gain from Amazon Inspector?

Enhanced Security: Automates vulnerability detection, reducing manual efforts.
Efficiency: Identifies and prioritizes threats, streamlining resource allocation.
Comprehensive Oversight: Detailed reports improve understanding and response strategies.
Regulatory Compliance: Aligns with compliance standards, aiding legal adherence.

Amazon Inspector is utilized across industries, including finance, healthcare, and tech, assisting with robust security management in cloud-native environments. By integrating with services like Security Hub and SIEM, businesses maintain compliance and streamline alert management. This solution supports broader security frameworks, often paired with third-party tools to enhance protection strategies.

Amazon Web Services (AWS)

Tenable Nessus enhances cybersecurity by detecting vulnerabilities with comprehensive scanning, user-friendly dashboards, and automated reporting, providing value in asset management, configuration audits, and compliance.

Providing real-time monitoring and ease of use, Nessus stands out with its integration capabilities, predictive prioritization, extensive plugin system, and cost-effectiveness. It supports vulnerability assessments for networks, applications, and devices, offering detailed reports for continuous security improvement. Nessus' capabilities extend across on-premise and cloud deployments, aiding compliance and remediation processes while aligning with security standards. While robust, it could benefit from enhanced cloud capabilities, improved scanning accuracy, and more flexible licensing options.

What are the standout features of Tenable Nessus?

Comprehensive Scanning: Covers platforms for in-depth vulnerability detection.
User-Friendly Dashboards: Simplifies monitoring with intuitive interfaces.
Automated Reporting: Streamlines data presentation and dissemination.
Integration Capabilities: Connects seamlessly with other tools for enhanced functionality.
Predictive Prioritization: Focuses on vulnerabilities with the greatest impact potential.

What benefits and ROI should users expect when evaluating Tenable Nessus in reviews?

Cost-Effectiveness: Provides strong value for investment in anomaly detection.
Real-Time Monitoring: Keeps security threats in check continuously.
Asset Management: Aids in tracking and securing organization-wide assets.
Detailed Reporting: Offers clear insights into compliance and security posture.

Tenable Nessus is implemented widely across industries for internal and external vulnerability assessments and management, aiding organizations in scanning servers, workstations, and network devices. Benefiting sectors prioritize security within their unique environments, leveraging Nessus for its thorough reports and compliance assurance.

Tenable

Sample Customers

Information Not Available

betterment, caplinked, flatiron, university of nutri dame

Bitbrains, Tesla, Just Eat, Crosskey Banking Solutions, Covenant Health, Youngstown State University

Buyer's Guide

Amazon Inspector vs. Tenable Nessus

August 2026

Free Report: Amazon Inspector vs. Tenable Nessus

Find out what your peers are saying about Amazon Inspector vs. Tenable Nessus and other solutions. Updated: August 2026.

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