# Microsoft Secure Score, SecurityScorecard vs Tenable Nessus Comparison

| | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Star Rating** | 4.4 out of 5 | 4.3 out of 5 | 4.5 out of 5 | 
| **Total Reviews** | 10 | 91 | 302 | 
| **Largest Market Segment** | Mid-Market (55.6% of reviews) | Enterprise (48.8% of reviews) | Mid-Market (39.3% of reviews) | 
| **Entry Level Price** | No pricing available | No pricing available | $3,390.00 1 License With One-Time Purchase | 

---
## Top Pros & Cons

### Microsoft Secure Score

Pros:
- Recommendations (4 reviews)
- Security (3 reviews)

Cons:
- Not User-Friendly (2 reviews)
- Compatibility Issues (1 reviews)

### SecurityScorecard

Pros:
- Security (23 reviews)
- Ease of Use (16 reviews)

Cons:
- Limited Reporting (4 reviews)
- Scoring Issues (4 reviews)

### Tenable Nessus

Pros:
- Vulnerability Identification (20 reviews)
- Vulnerability Detection (18 reviews)

Cons:
- Slow Scanning (7 reviews)
- Expensive (6 reviews)

---
## Ratings Comparison
| Rating | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
  | **Meets Requirements** | 9.3 (7 reviews) | 8.7 (76 reviews) | 9.0 (249 reviews) | 
  | **Ease of Use** | 8.6 (7 reviews) | 9.2 (76 reviews) | 8.9 (251 reviews) | 
  | **Ease of Setup** | Not enough data | 9.2 (58 reviews) | 8.7 (173 reviews) | 
  | **Ease of Admin** | Not enough data | 8.7 (50 reviews) | 8.9 (161 reviews) | 
  | **Quality of Support** | 8.6 (7 reviews) | 8.8 (74 reviews) | 8.4 (230 reviews) | 
  | **Has the product been a good partner in doing business?** | Not enough data | 8.8 (50 reviews) | 8.7 (149 reviews) | 
  | **Product Direction (% positive)** | 7.7 (5 reviews) | 9.5 (75 reviews) | 8.9 (239 reviews) | 

---
## Pricing

### Microsoft Secure Score

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### SecurityScorecard

#### Entry-Level Pricing

No pricing available

#### Free Trial

Yes

### Tenable Nessus

#### Entry-Level Pricing

Plan: Pro - 1 Year

Price: $3,390.00 1 License With One-Time Purchase

Description: 1-year license of the industry-leading vulnerability assessment solution.

Key Features:
- Automate your vulnerability scanning process

[Browse all 4 editions](https://www.g2.com/products/tenable-nessus/pricing)

#### Free Trial

Yes

---
## Features Comparison By Category

### Dynamic Application Security Testing (DAST)

| Product | Score | Reviews |
|---|---|---|
| **Microsoft Secure Score** | N/A | N/A |
| **SecurityScorecard** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### Administration

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **API / Integrations** | Not enough data | Not enough data | Not enough data | 
| **Extensibility** | Not enough data | Not enough data | Not enough data | 

#### Analysis

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Reporting and Analytics** | Not enough data | Not enough data | Not enough data | 
| **Issue Tracking** | Not enough data | Not enough data | Not enough data | 
| **Static Code Analysis** | Not enough data | Not enough data | Not enough data | 
| **Vulnerability Scan** | Not enough data | Not enough data | Not enough data | 
| **Code Analysis** | Not enough data | Not enough data | Not enough data | 

#### Testing

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Manual Testing** | Not enough data | Not enough data | Not enough data | 
| **Test Automation** | Not enough data | Not enough data | Not enough data | 
| **Compliance Testing** | Not enough data | Not enough data | Not enough data | 
| **Black-Box Scanning** | Not enough data | Not enough data | Not enough data | 
| **Detection Rate** | Not enough data | Not enough data | Not enough data | 
| **False Positives** | Not enough data | Not enough data | Not enough data | 

### Vulnerability Scanner

| Product | Score | Reviews |
|---|---|---|
| **Microsoft Secure Score** | N/A | N/A |
| **SecurityScorecard** | N/A | N/A |
| **Tenable Nessus** | 8.2/10 | 159 |

#### Performance

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Issue Tracking** | Not enough data | Not enough data | Feature Not Available | 
| **Detection Rate** | Not enough data | Not enough data | 8.9 (140 reviews) ✓ Verified | 
| **False Positives** | Not enough data | Not enough data | 6.7 (137 reviews) ✓ Verified | 
| **Automated Scans** | Not enough data | Not enough data | 9.0 (135 reviews) ✓ Verified | 

#### Network

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Compliance Testing** | Not enough data | Not enough data | 8.8 (134 reviews) ✓ Verified | 
| **Perimeter Scanning** | Not enough data | Not enough data | 8.8 (128 reviews) ✓ Verified | 
| **Configuration Monitoring** | Not enough data | Not enough data | 8.4 (110 reviews) ✓ Verified | 

#### Application

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Manual Application Testing** | Not enough data | Not enough data | Feature Not Available | 
| **Static Code Analysis** | Not enough data | Not enough data | 7.3 (83 reviews) | 
| **Black Box Testing** | Not enough data | Not enough data | 7.8 (102 reviews) | 

#### Agentic AI - Vulnerability Scanner

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 8.1 (9 reviews) | 
| **Proactive Assistance** | Not enough data | Not enough data | 7.9 (8 reviews) | 

### API Security

| Product | Score | Reviews |
|---|---|---|
| **Microsoft Secure Score** | N/A | N/A |
| **SecurityScorecard** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### API Management 

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **API Discovery** | Not enough data | Not enough data | Not enough data | 
| **API Monitoring** | Not enough data | Not enough data | Not enough data | 
| **Reporting** | Not enough data | Not enough data | Not enough data | 
| **Change Management** | Not enough data | Not enough data | Not enough data | 

#### Security Testing

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Compliance Monitoring** | Not enough data | Not enough data | Not enough data | 
| **API Verification** | Not enough data | Not enough data | Not enough data | 
| **API Testing** | Not enough data | Not enough data | Not enough data | 

#### Security Management

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Security and Policy Enforcement** | Not enough data | Not enough data | Not enough data | 
| **Anomoly Detection** | Not enough data | Not enough data | Not enough data | 
| **Bot Detection** | Not enough data | Not enough data | Not enough data | 

### Vendor Security and Privacy Assessment

| Product | Score | Reviews |
|---|---|---|
| **Microsoft Secure Score** | N/A | N/A |
| **SecurityScorecard** | 8.2/10 | 21 |
| **Tenable Nessus** | N/A | N/A |

#### Functionality

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Customized Vendor Pages** | Not enough data | 8.9 (20 reviews) | Not enough data | 
| **Centralized Vendor Catalog** | Not enough data | 8.6 (21 reviews) | Not enough data | 
| **Questionnaire Templates** | Not enough data | 7.7 (21 reviews) | Not enough data | 
| **User Access Control** | Not enough data | 8.7 (21 reviews) | Not enough data | 

#### Risk assessment

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Risk Scoring** | Not enough data | 8.6 (20 reviews) | Not enough data | 
| **4th Party Assessments** | Not enough data | 7.7 (20 reviews) | Not enough data | 
| **Monitoring And Alerts** | Not enough data | 8.3 (20 reviews) | Not enough data | 
| **AI Monitoring** | Not enough data | 6.7 (6 reviews) | Not enough data | 

#### Generative AI - Vendor Security and Privacy Assessment

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Text Summarization** | Not enough data | Not enough data | Not enough data | 
| **Text Generation** | Not enough data | Not enough data | Not enough data | 

### Attack Surface Management

| Product | Score | Reviews |
|---|---|---|
| **Microsoft Secure Score** | N/A | N/A |
| **SecurityScorecard** | N/A | N/A |
| **Tenable Nessus** | 8.3/10 | 6 |

#### Asset Management

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Asset Discovery** | Not enough data | Not enough data | 6.9 (6 reviews) | 
| **Shadow IT Detection** | Not enough data | Not enough data | 7.5 (6 reviews) | 
| **Change Management** | Not enough data | Not enough data | 4.7 (6 reviews) | 

#### Monitoring

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Gap Analysis** | Not enough data | Not enough data | 8.3 (6 reviews) | 
| **Vulnerability Intelligence** | Not enough data | Not enough data | 10.0 (6 reviews) | 
| **Compliance Monitoring** | Not enough data | Not enough data | 8.6 (6 reviews) | 
| **Continuous Monitoring** | Not enough data | Not enough data | 9.2 (6 reviews) | 

#### Risk Management

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Risk-Prioritization** | Not enough data | Not enough data | 9.2 (6 reviews) | 
| **Reconnaissance** | Not enough data | Not enough data | 9.2 (6 reviews) | 
| **At-Risk Analysis** | Not enough data | Not enough data | 8.6 (6 reviews) | 
| **Threat Intelligence** | Not enough data | Not enough data | 9.4 (6 reviews) | 

#### Generative AI

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **AI Text Summarization** | Not enough data | Not enough data | Not enough data | 

### IT Risk Management

| Product | Score | Reviews |
|---|---|---|
| **Microsoft Secure Score** | N/A | N/A |
| **SecurityScorecard** | 7.8/10 | 6 |
| **Tenable Nessus** | N/A | N/A |

#### Generative AI

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **AI Text Generation** | Not enough data | 7.8 (6 reviews) | Not enough data | 

#### Monitoring - IT Risk Management

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **AI Monitoring** | Not enough data | Not enough data | Not enough data | 

#### Agentic AI - IT Risk Management

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | Not enough data | 

### Cloud Security

| Product | Score | Reviews |
|---|---|---|
| **Microsoft Secure Score** | N/A | N/A |
| **SecurityScorecard** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### Cloud Visibility

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Data Discovery** | Not enough data | Not enough data | Not enough data | 
| **Cloud Registry** | Not enough data | Not enough data | Not enough data | 
| **Cloud Gap Analytics** | Not enough data | Not enough data | Not enough data | 

#### Security

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Data Security** | Not enough data | Not enough data | Not enough data | 
| **Data loss Prevention** | Not enough data | Not enough data | Not enough data | 
| **Security Auditing** | Not enough data | Not enough data | Not enough data | 

#### Identity

| Feature | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **SSO** | Not enough data | Not enough data | Not enough data | 
| **Governance** | Not enough data | Not enough data | Not enough data | 
| **User Analytics** | Not enough data | Not enough data | Not enough data | 

---
## Categories

**Unique to Microsoft Secure Score (1):** [IT Risk Management Software](https://www.g2.com/categories/it-risk-management)

**Unique to SecurityScorecard (2):** [Vendor Security and Privacy Assessment Software](https://www.g2.com/categories/vendor-security-and-privacy-assessment), [IT Risk Management Software](https://www.g2.com/categories/it-risk-management)

**Unique to Tenable Nessus (4):** [ Attack Surface Management Software](https://www.g2.com/categories/attack-surface-management), [Vulnerability Scanner Software](https://www.g2.com/categories/vulnerability-scanner), [Dynamic Application Security Testing (DAST) Software](https://www.g2.com/categories/dynamic-application-security-testing-dast), [API Security Tools](https://www.g2.com/categories/api-security)


---
## Reviewer Demographics

### By Company Size

| Segment | Microsoft Secure Score | SecurityScorecard | Tenable Nessus | 
|---|---|---|---|
| **Small-Business** | 11.1% | 12.8% | 26.0% | 
| **Mid-Market** | 55.6% | 38.4% | 39.3% | 
| **Enterprise** | 33.3% | 48.8% | 34.7% | 

### By Industry

#### Microsoft Secure Score

- **Information Technology and Services:** 33.3%
- **Higher Education:** 11.1%
- **Financial Services:** 11.1%
- **E-Learning:** 11.1%
- **Construction:** 11.1%
- **Computer Software:** 11.1%
- **Computer & Network Security:** 11.1%

#### SecurityScorecard

- **Information Technology and Services:** 17.4%
- **Hospital & Health Care:** 9.3%
- **Computer & Network Security:** 8.1%
- **Computer Software:** 8.1%
- **Financial Services:** 8.1%
- **Banking:** 7.0%
- **Insurance:** 7.0%
- **Computer Networking:** 3.5%
- **Information Services:** 3.5%
- **Health, Wellness and Fitness:** 3.5%
- **Other:** 24.4%

#### Tenable Nessus

- **Information Technology and Services:** 25.6%
- **Computer & Network Security:** 16.5%
- **Financial Services:** 7.4%
- **Computer Software:** 6.0%
- **Banking:** 4.6%
- **Government Administration:** 3.9%
- **Higher Education:** 3.5%
- **Hospital & Health Care:** 2.5%
- **Education Management:** 2.1%
- **Telecommunications:** 2.1%
- **Other:** 26.0%

---
## Alternatives

### Alternatives to Microsoft Secure Score

- [Sprinto](https://www.g2.com/products/sprinto-inc/reviews) — 4.8/5 stars (1653 reviews)
- [Optro](https://www.g2.com/products/optro/reviews) — 4.6/5 stars (1597 reviews)
- [Scrut Automation](https://www.g2.com/products/scrut-automation/reviews) — 4.9/5 stars (1311 reviews)
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- [MasterControl Quality Management System](https://www.g2.com/products/mastercontrol-quality-management-system/reviews) — 4.3/5 stars (523 reviews)
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- [LogicGate Risk Cloud](https://www.g2.com/products/logicgate-risk-cloud/reviews) — 4.6/5 stars (191 reviews)
- [RealCISO vCISO & GRC Platform](https://www.g2.com/products/realciso-vciso-grc-platform/reviews) — 4.8/5 stars (187 reviews)

### Alternatives to SecurityScorecard

- [UpGuard Vendor Risk](https://www.g2.com/products/upguard-vendor-risk/reviews) — 4.5/5 stars (715 reviews)
- [Bitsight](https://www.g2.com/products/bitsight/reviews) — 4.5/5 stars (76 reviews)
- [LogicGate Risk Cloud](https://www.g2.com/products/logicgate-risk-cloud/reviews) — 4.6/5 stars (191 reviews)
- [Vanta](https://www.g2.com/products/vanta/reviews) — 4.6/5 stars (2450 reviews)
- [Optro](https://www.g2.com/products/optro/reviews) — 4.6/5 stars (1597 reviews)
- [Loopio](https://www.g2.com/products/loopio/reviews) — 4.6/5 stars (812 reviews)
- [Sprinto](https://www.g2.com/products/sprinto-inc/reviews) — 4.8/5 stars (1653 reviews)
- [Drata](https://www.g2.com/products/drata/reviews) — 4.7/5 stars (1329 reviews)
- [Secureframe](https://www.g2.com/products/secureframe/reviews) — 4.7/5 stars (801 reviews)
- [Scrut Automation](https://www.g2.com/products/scrut-automation/reviews) — 4.9/5 stars (1311 reviews)

### Alternatives to Tenable Nessus

- [Intruder](https://www.g2.com/products/intruder/reviews) — 4.8/5 stars (206 reviews)
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- [Detectify](https://www.g2.com/products/detectify/reviews) — 4.5/5 stars (51 reviews)
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- [Acunetix by Invicti](https://www.g2.com/products/acunetix-by-invicti/reviews) — 4.1/5 stars (105 reviews)
- [Pentest-Tools.com](https://www.g2.com/products/pentest-tools-com/reviews) — 4.8/5 stars (100 reviews)
- [Veracode Application Security Platform](https://www.g2.com/products/veracode-application-security-platform/reviews) — 3.8/5 stars (26 reviews)
- [Orca Security](https://www.g2.com/products/orca-security/reviews) — 4.6/5 stars (271 reviews)
- [APPCHECK](https://www.g2.com/products/appcheck/reviews) — 4.6/5 stars (67 reviews)

---
## Top Discussions

### Microsoft Secure Score

No discussions available for this product.

### SecurityScorecard

- Title: [What is SecurityScorecard used for?](https://www.g2.com/discussions/what-is-securityscorecard-used-for) — 1 comment
  > **Top comment:** "We use it for 3rd party risk assessments. It offers organizations valuable insights into the vulnerabilities that exist in their own environments and their..."
- Title: [How much does BitSight cost?](https://www.g2.com/discussions/how-much-does-bitsight-cost) — 1 comment
  > **Top comment:** "Around 10K"
- Title: [Why SecurityScorecard?](https://www.g2.com/discussions/why-securityscorecard) — 1 comment
  > **Top comment:** "Because many organizations check SCC scores before selecting vendors or services. So as organization you must be on top of your score and security posture"
- Title: [Apart from Third Party & Supplier Risk Management, How can we use other functionality of SS?](https://www.g2.com/discussions/apart-from-third-party-supplier-risk-management-how-can-we-use-other-functionality-of-ss) — 1 comment, 1 upvote
  > **Top comment:** "Comment deleted by user."

### Tenable Nessus

- Title: [Is there a free version of Nessus?](https://www.g2.com/discussions/is-there-a-free-version-of-nessus) — 2 comments
  > **Top comment:** "30 /15 days trail is available "
- Title: [What does Nessus Professional scan for?](https://www.g2.com/discussions/about-nessus-2b3f6c8f-4cde-460a-bd61-f2527f0cdb45) — 2 comments, 1 upvote
  > **Top comment:** "It scans the system for  different vulnerabilities depending on what policy you want to scan the system with (like Internal PCI, Policy Compliance, SCAP,..."
- Title: [What types of devices can Nessus Professional scan?](https://www.g2.com/discussions/device-types-78d9c056-eb92-4435-aad4-32afa6a1a445) — 2 comments, 1 upvote
  > **Top comment:** "Windows PCs/servers , Linux systems/servers, Mobiles, IPMI devices like iLO, iDRAC, network switches, storage arrays, etc."
- Title: [How many IP Addresses can I scan?](https://www.g2.com/discussions/ip-addresses-b6ef755d-8e1e-4949-818a-ec228e8ac779) — 2 comments, 1 upvote
  > **Top comment:** "It depends on your license."
- Title: [What do I need to run Nessus professional?](https://www.g2.com/discussions/environment-c71784d4-2685-42a7-870f-56620a4bcb97) — 2 comments, 1 upvote
  > **Top comment:** "you don't need any special requirements you can run on any windows or Linux machine without any hazel."

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/microsoft-secure-score-vs-securityscorecard-vs-tenable-nessus)