Tenable Nessus
How does Fluid Attacks’ solution compare to Tenable Nessus’s? The following comparison table enables you to discern the performance of both providers across various attributes essential for meeting your company’s cybersecurity needs. To better understand each attribute, read their descriptions in the dedicated page .
Note
This comparison focuses exclusively on the product itself, even though it belongs to a larger parent company. All information collected is based on the product’s technical, functional, and theoretical capabilities, not on attributes of the parent company.
Organization
| Attribute | Essential | Advanced | Tenable Nessus |
| Focus | Native ASPM with in-house scanners | AI-powered PTaaS on top of native ASPM with in-house scanners | Vulnerability scanner for networks, applications and IT systems |
| Extras | None | None | Attack surface management, DAST and IaC scanner |
| Headcount | 143 | Same | Indeterminable (no information for this product alone) |
| Headcount distribution | Engineering 42% , IT 13%, sales 13%, marketing 2%, operations 4% and others 26% | Same | Indeterminable (no information for this product alone) |
| Headcount growth | +8% , +10%, -8% | Same | Indeterminable (no information for this product alone) |
| Headquarters | CO and US | Same | Indeterminable (no information for this product alone) |
| Countries | AR , BO, CA, CL, CO, DO, MX, PA, PE and US | Same | Indeterminable (no information for this product alone) |
| Reputation | 9.77 from 209 reviews over 7 years on Gartner and Clutch | Same | 9.01 from 1126 reviews over 10 years on G2, Gartner, PeerSpot, Software Advice and TrustRadius |
| Followers | 20K based on the following: Facebook , Instagram , LinkedIn , X and YouTube | Same | Indeterminable (no information for this product alone) |
| Research firms | None | None | Forrester, Frost & Sullivan, Info-Tech Research Group and Omdia |
| Founded | 2001 | Same | 1998 |
| Funding | Bootstrapped | Same | No information available |
| Acquisitions | None | None | Indeterminable (no information for this product alone) |
| Revenue | 10M to 15M | Same | Indeterminable (no information for this product alone) |
| CVEs as CNA Researcher | 276 CVEs reported to MITRE , ranked in the top 10 CVE labs worldwide | Same | Not applicable, as it is not a CNA Researcher |
| Compliance | SOC 2 Type II and SOC 3 | Same | StateRAMP Authorized |
| Bug bounty | Yes | Yes | No |
| Visits | 21K per month. Top 3: 26% CO, 8% FR, 7% US. Others 59% | Same | Indeterminable (no information for this product alone) |
| Authority | 32 out of 100 | Same | Indeterminable (no information for this product alone) |
| Public vulnerability DB | Discovered and third-party | Same | Tenable - Third-party |
| Content | Blog , documentation , e-books , glossary , reports, success stories , videos , webinars and white papers | Same | Blog, customer stories, data sheets, documentation, infographics, glossary, guides, podcast, reports, webinars and white papers |
| Comprehensive documentation | 13 documentation sections , 7 in common and 6 additional | Same | 7 documentation sections, all in common |
| Community | Forum | Same | Forum by Tenable |
| Sync training | 1 workshop | Same | No |
| Async training | 3 product use courses , all free | Same | 5 product use courses by Tenable (all with paid with certification) |
| Distribution | Direct or with any of its 14 partners | Same | Direct or with any of its 430 partners |
| Marketplaces | AWS | Same | AWS and Azure |
| Freemium | No | No | No |
| Free trial | 21-day free trial | PoV | 7-day free trial and PoV |
| Demo | Yes | Yes | Yes |
| Open demo | No | No | No |
| Pricing | Contact sales and marketplace | Contact sales | Contact sales, marketplaces and public web |
| Pricing tiers | 1 plan | 1 plan | 2 plans (professional, expert). All transparent |
| Minimum term | Monthly | Monthly | Annually |
| Minimum payment period | Monthly | Monthly | Annually |
| Minimum capabilities | ASPM , binary SAST, containers, CSPM, DAST, IaC, SAST, SCA and secrets | Same plus: API security testing , PTaaS, RE and SCR | Vulnerability scanner for networks, applications and IT systems |
| Minimum scope | 1 author | Same | No information available |
| Pricing drivers | Authors | Same | Virtual machines |
| Free implementation | Yes | Yes | Yes |
| Free support | Yes | Yes | No |
Service
| Attribute | Essential | Advanced | Tenable Nessus |
| PTaaS | No | Yes | No |
| Reverse engineering | No | Yes | No |
| Secure code review | No | Yes | No |
| Pivoting | No | Yes | No |
| Exploitation | No | Yes | No |
| Manual reattacks | Not applicable | Unlimited reattacks | Not applicable |
| Zero-day vulnerabilities | None | Continuous zero-day vulnerability research | Continuous zero-day vulnerability research |
| SLA | Availability | Accuracy , availability and response | Availability |
| Minimum availability | >=99.95% per minute LTM | Same | >= 99.95% per month |
| After-sale guarantees | No | Yes | Yes |
| Accreditations | CNA and Penetration Testing by CREST | Same | Amazon Linux Ready Product, AWS Graviton Ready Product, DevOps ISV Competency and Security ISV Competency (as Tenable) |
| Hacker certifications | Not applicable | 202 from 59 different types | Not applicable |
| Type of contract | Employee | Same | Employee |
| Endpoint control | Not applicable | Total | Not applicable |
| Channel control | Not applicable | Total | Not applicable |
| Standards | Some requirements from 67 standards , 10 in common and 57 additional | All requirements from the same standards | 20 standards, 10 in common and 10 additional |
| Detection method | Automated tools | Automated tools , AI and human intelligence | Automated tools |
| Remediation | 5Â , 1 in common and 4 additional | Same, plus 1Â | 1 in common |
| Outputs | 5Â , 3 in common and 2 additional | Same, plus 2Â | 5, 3 in common and 2 additional |
Product
| Attribute | Essential | Advanced | Tenable Nessus |
| ASPM | Yes | Yes | No |
| API | GraphQL with JSON | Same | REST with JSON |
| IDE | 5 functionalities | Same , plus 1 functionality | No |
| CLI | Yes | Yes | Yes |
| CI/CD | Breaks the build | Same | Breaks the build |
| Vulnerability sources | 4 sources , 1 in common and 3 additional | Same | 2 sources, 1 in common and 1 additional |
| Threat model alignment | Yes | Yes | No |
| Priority criteria | CVSS v4.0 , CVSSF , EPSS and KEV | Same | CCSS, CVSS v2.0, CVSS v3.0, CVSS v4.0, EPSS, KEV and VPR |
| Custom prioritization | Priority score | Same | Asset criticality rating |
| Scanner origin | In-house | In-house | In-house |
| SCA | 23 package managers | Same | No |
| AI security | No | Yes | No |
| Reachability | 12 languages | Same | No |
| Reachability type | Deterministic | Same | Not applicable |
| SBOM | 22 package managers | Same | Yes. No information available |
| Malware detection | Yes | Yes | Yes. Only for OSs |
| Autofix on components | No | No | No |
| Containers | 4 distributions | Same | No |
| **Source SAST ** (languages) | 12 | Same | No |
| **Source SAST ** (frameworks) | 22 | Same | No |
| Custom rules | No | No | Plugins |
| IaC | 6Â , 3 in common and 3 additional | 4Â , 1 in common and 3 additional | 4, all in common |
| Binary SAST | 1 type of binary | Same , plus 2 types of binaries | No |
| DAST | 7 attack surface types , 6 in common and 1 additional | Same | 7 attack surface types, 6 in common and 1 additional |
| API security Testing | No | 4 types of APIs | 4 types of APIs |
| IAST | No | No | No |
| CSPM | Yes | Yes | No |
| ASM | No | No | No |
| Secrets | 15 secrets types | Same , plus verify other attack vectors and secrets exploitability | No |
| AI | 3 functions | Same | No |
| MCP | Yes | Yes | No |
| Open-source | MPL-2.0 license , totally equivalent to the paid version | Not applicable | No |
| Provisioning as code | Yes | Yes | No |
| Deployment | SaaS (multi-tenant) | Same | SaaS + on-premises (no tenancy information) |
| Regions | US | Same | AE, EU, BR, CA, EU, IL, IN, JP, KR, SG, UK and US |
| Status | Yes | Yes | Yes |
| Incidents | 4 per year | Same | 18.3 per year |
Integrations
| Attribute | Essential | Advanced | Tenable Nessus |
| SCM | 6 , 2 in common and 4 additional | Same | 2, all in common |
| Binary repositories | None | None | None |
| Ticketing | 3 | Same | None |
| ChatOps | None | None | None |
| IDE | 3 | Same | None |
| CI/CD | 21 , 2 in common and 19 additional | Same | 4, 2 in common and 2 additional |
| SCA | Native | Same | None |
| Container | Native | Same | None |
| SAST | Native | Same | None |
| DAST | Native | Same | Native |
| IAST | None | None | None |
| Cloud | 3 , 2 in common and 1 additional | Same | 2, all in common |
| CSPM | Native | Same | None |
| Secrets | Native | Same | None |
| Remediation | None | None | None |
| Bug bounty | None | None | 1 |
| Vulnerability management | None | None | None |
| Compliance | None | None | None |
Tip
The latest update to this comparison was on Dec 15, 2025. The primary sources of information were tenable.com and docs.tenable.com, which were supplemented by specialized information-gathering sites, social media, and other sources.
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Tip
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