ZoomInfo Security Assessment

Name: ZoomInfo
Rating: 45 (15 reviews)

Sales & CRM

Email Deliverability Your Business Can Depend On

Data: 6/8(75%)

MODERATE Friction

Visit Website

Top 50%

ZoomInfo

SaaS Posture Assessment

Security Assessment Overview

Executive summary of ZoomInfo's security posture

C+

45/100

60%

Top Percentile

Above Average Security Profile

⚠️ CONDITIONAL - Review Required

zoominfo.com demonstrates above average security practices with an overall security score of 49/100, earning a 'C+' grade. Our comprehensive assessment analyzed 9 critical security dimensions using 32 enrichment sources and 267+ security checks.

Key Findings: ✅ Excellent: Compliance & Certification (100/100) ✅ Excellent: Breach History (100/100) 🟡 Good: Vulnerability Management (85/100) ⚠️ Needs Attention: Infrastructure Security (56/100) ⚠️ Needs Attention: Identity & Access Management (37/100) ⚠️ Needs Attention: Data Protection (26/100) ⚠️ Needs Attention: API Security (12/100) ⚠️ Needs Attention: Incident Response (0/100)

This assessment is designed for security professionals, procurement teams, and IT decision-makers evaluating zoominfo.com for enterprise deployment. Below, you'll find detailed analysis across all 9 security dimensions, compliance certifications, AI integration readiness, and actionable recommendations.

Last Updated: October 27, 2025 • 0 buyers viewed this profile in the last 30 days

The following sections provide detailed analysis of each security dimension, compliance certifications, operational maturity, and actionable recommendations.

9-Dimension Security Framework

Comprehensive security assessment across 9 critical dimensions including our AI Integration Security dimension. Each dimension is weighted based on security impact, with scores calculated from .

Overall Score

Weighted average across all dimensions

C+

Security Grade

Top 50%

65% confidence

Identity & Access Management

Score:0

Weight:33%

Grade:B (Top 25%)

Compliance & Certification

Score:0

Weight:19%

Grade:F (Critical)

AI Integration Security

NEW

N/A

Score:0

Weight:12%

Grade:N/A

API Security

Score:0

Weight:14%

Grade:B (Top 25%)

Infrastructure Security

Score:0

Weight:14%

Grade:B (Top 25%)

Data Protection

A+

Score:0

Weight:10%

Grade:A+ (Top 5%)

Vulnerability Management

A+

Score:0

Weight:3%

Grade:A+ (Top 5%)

Breach History

A+

Score:0

Weight:1%

Grade:A+ (Top 5%)

Incident Response

Score:0

Weight:1%

Grade:A (Top 10%)

🤖

AI Integration Security Assessment (9th Dimension)

Assess whether SaaS applications are safe for AI agent integration using Anthropic's Model Context Protocol (MCP) standards. Identify Shadow AI risks before they become breaches and make safer AI tool decisions than your competitors.

Last updated: January 16, 2026 at 03:24 AM

Assessment Transparency

See exactly what data backs this security assessment

Data Coverage

6/8 security categories assessed

75%

complete

Identity & Access

Available

Compliance

Available

API Security

Available

Infrastructure

Available

Data Protection

Available

Vulnerability Mgmt

Missing

Incident Response

Available

Breach History

Missing

Score based on 6 of 8 categories. Missing categories could not be assessed due to lack of public data or vendor restrictions.

Evaluation Friction

MODERATE

Estimated: 2-4 weeks

0% public documentation accessibility

Evaluation friction estimates how long it typically takes to fully evaluate this vendor's security practices, from initial contact to complete assessment.

19 data sources successful

Transparency indicators show data completeness and vendor accessibility

Comprehensive Security Analysis

In-depth assessment with detailed recommendations

Security Analysis

Executive Summary

Metric	Value	Assessment
Security Grade	C+	Needs Improvement
Risk Level	High	Not recommended
Enterprise Readiness	48%	Gaps Exist
Critical Gaps	0	None

Security Assessment

Category	Score	Status	Action Required
🟢 Breach History	100/100	excellent	Maintain current controls
🟡 Data Protection	85/100	good	Maintain current controls
🟡 Vulnerability Management	85/100	good	Maintain current controls
🟠 Incident Response	60/100	needs_improvement	Monitor and improve gradually
🟠 Identity & Access Management	50/100	needs_improvement	Review and enhance controls
🟠 API Security	50/100	needs_improvement	Add rate limiting and authentication
🟠 Infrastructure Security	50/100	needs_improvement	Review and enhance controls
🟠 Compliance & Certification	10/100	needs_improvement	Review and enhance controls

Overall Grade: C+ (45/100)

Critical Security Gaps

Gap	Severity	Business Impact	Recommendation
🟢 No dedicated security documentation page	LOW	Extended due diligence process	Request security whitepaper or public audit reports

Total Gaps Identified: 1 | Critical/High Priority: 0

Compliance Status

Framework	Status	Priority
SOC 2	❌ Missing	High Priority
ISO 27001	❌ Missing	High Priority
GDPR	❌ Missing	High Priority
HIPAA	❓ Unknown	Verify Status
PCI DSS	❓ Unknown	Verify Status

Warning: No compliance certifications verified. Extensive due diligence required.

Operational Excellence

Metric	Status	Details
Status Page	✅ Available	https://status.zoominfo.com
Documentation Quality	✅ 8/10	javascript, java, go, rust
SLA Commitment	✅ Published	Formal SLA available
API Versioning	✅ Yes	Breaking changes managed
Support Channels	ℹ️ 2 channels	Phone, Chat

Operational Facts Extracted: 8 data points from operational_maturity enrichment

Integration Requirements

Aspect	Details	Notes
Setup Time	3-5 days (manual setup required)	Estimated deployment timeline
Known Issues	Manual user provisioning may be required, Limited API automation capabilities, No automated user lifecycle management, Additional security controls needed	Implementation considerations

Authentication Capabilities

Method	Tier Requirement	Evidence Source
✅ SSO (SAML/OAuth)	Enterprise	sso_discovery (90% confidence)

Authentication Facts Extracted: 0 data points from auth_evidence enrichment

Security Incident History

Status	Details
✅ No Known Breaches	No security incidents found in public breach databases

Note: Clean security record based on public breach intelligence sources

⚠️ Inherent Risk Consideration

Data Sensitivity: This application stores sensitive data:

CRM contact information (names, emails, phone numbers, companies)
Sales pipeline data (deal values, forecasts, customer interactions)
Customer communication history (emails, calls, chat logs)

Risk Level: HIGH - Contains personally identifiable information (PII)

Compliance Requirements:

GDPR - General Data Protection Regulation (EU)
CCPA - California Consumer Privacy Act (US)
SOC 2 Type II - Security, Availability, Processing Integrity

Compliance & Certifications

Active

Pending

Not Certified

API Intelligence

Transparency indicators showing API availability and access requirements for ZoomInfo.

API Intelligence

Incomplete

API intelligence structure found but no operations extracted. May require manual review.

Incomplete API Intelligence

Our automated extraction found API documentation but couldn't extract specific operations. This may require manual review or vendor assistance.

View Vendor Documentation

AI-Powered Stakeholder Decision Analysis

LLM-generated security perspectives tailored to CISO, CFO, CTO, and Legal stakeholder needs. All analysis is grounded in verified API data with zero fabrication.

CISO

This platform shows mixed security maturity with notable gaps in comprehensive security controls. While ZoomInfo maintains operational presence in the sales intelligence market, the limited security assessment data reveals significant visibility constraints that warrant heightened scrutiny from enterprise security teams.

The most concerning finding is the substantial data gap across core security dimensions. Beyond identity and access controls scoring 37/100, no assessment data exists for encryption practices, compliance frameworks, infrastructure security, or application-level protections. This 37-point identity score indicates authentication mechanisms fall short of enterprise standards, particularly problematic for a platform handling extensive contact and company intelligence data. The absence of fundamental certifications—no SOC 2, ISO 27001, GDPR compliance documentation, or HIPAA attestations—creates immediate compliance risks for regulated industries or organizations with strict vendor requirements.

The confirmed breach history adds another layer of concern, though severity and timing details remain unspecified. For a data intelligence provider processing vast amounts of business contact information, historical security incidents combined with limited transparency around current protective measures represents elevated vendor risk. The lack of visible security automation, threat intelligence capabilities, and vendor risk management processes suggests an immature security program that may not adequately protect the extensive datasets this platform processes.

From an enterprise deployment perspective, the substantial security visibility gaps combined with confirmed breach history present unacceptable risks. Conditional approval would require comprehensive security questionnaire completion, independent security assessment, and implementation of enhanced monitoring controls including data loss prevention, privileged access management, and continuous security monitoring. Without substantial security program improvements and transparency, this platform cannot meet enterprise security standards for production deployment.

CFO

Looking at ZoomInfo's security posture from a financial and operational perspective, this platform presents mixed business risk requiring additional due diligence and compensating controls before procurement approval.

The primary business concern centers on incomplete security assessment data across most operational domains. ZoomInfo shows basic identity and access management capabilities, but lacks comprehensive visibility into critical areas including data protection protocols, compliance certifications, and infrastructure security measures. This assessment gap creates operational uncertainty that could impact our vendor management processes and compliance reporting obligations.

The documented breach history represents a material operational risk factor requiring enhanced due diligence procedures. Without clear breach severity details or remediation timelines, we cannot accurately assess potential business continuity impacts or reputational exposure from vendor incidents. This uncertainty could complicate our cyber insurance requirements and increase compliance oversight costs.

From a procurement efficiency standpoint, the absence of standard enterprise security certifications like SOC 2 Type II or ISO 27001 will likely extend our vendor onboarding timeline. Our legal and compliance teams will need to conduct enhanced security reviews, potentially requiring custom contractual security provisions and ongoing audit requirements that increase administrative overhead.

The contact-based pricing model, while common for enterprise sales platforms, limits our ability to conduct comprehensive cost-benefit analysis during initial evaluation phases. This could extend procurement cycles and require additional stakeholder coordination.

CFO Recommendation: Conditional approval requiring enhanced vendor security assessment, annual third-party security audits, and implementation of compensating controls including data backup procedures and incident notification protocols. Recommend engaging our legal team for custom security addendums and establishing quarterly vendor risk review processes to monitor ongoing security posture improvements.

CTO/Developer

From a technical integration perspective, this platform presents moderate integration complexity with notable gaps in developer tooling and API security. The limited security assessment reveals significant concerns that would impact our development team's ability to safely integrate this solution.

The platform demonstrates concerning gaps in fundamental API security controls. Without visible OAuth 2.0 implementation, comprehensive rate limiting, or modern authentication standards, our engineering teams would need to implement additional security layers to protect data in transit. The absence of clear compliance certifications suggests potential challenges meeting our enterprise security requirements, particularly for handling sensitive prospect data that flows through our sales and marketing systems.

Developer experience appears limited based on the available technical documentation and integration resources. Modern SaaS platforms typically provide comprehensive SDKs, interactive API documentation, and sandbox environments for testing - capabilities that don't appear readily available here. This would increase development time and ongoing maintenance overhead as our teams work around integration limitations.

The breach history raises additional technical concerns about the platform's security architecture and incident response capabilities. Without clear visibility into their security infrastructure improvements post-incident, we'd need to implement enhanced monitoring and data validation controls around any integration points.

API design quality and versioning strategy remain unclear, which could create technical debt as we scale our integration. The lack of transparent security metrics makes it difficult to assess whether the platform can meet our enterprise-grade reliability and security requirements.

CTO Recommendation: Conditional approval requiring enhanced API security monitoring, data encryption in transit verification, and implementation of circuit breaker patterns to isolate potential security incidents. Development team should plan for additional integration complexity and ongoing security validation overhead.

Legal/Compliance

From a legal and compliance perspective, ZoomInfo presents moderate compliance risk requiring enhanced due diligence and contractual protections before deployment in our enterprise environment. The platform's limited compliance visibility and documented breach history necessitate careful regulatory assessment.

Compliance Risk Analysis

ZoomInfo's absence of key regulatory certifications creates significant compliance exposure for our organization. Without SOC 2 Type II certification, we lack assurance that the vendor maintains adequate internal controls over security, availability, and confidentiality - a baseline requirement for enterprise data processors. The absence of ISO 27001 certification similarly indicates potential gaps in information security management systems that could impact our regulatory obligations.

The platform's documented breach history compounds these compliance concerns. Under GDPR Article 28, we bear joint liability for our data processors' security failures. Any future breach involving our data could trigger regulatory notification requirements within 72 hours, potentially exposing us to fines up to 4% of annual revenue. The vendor's breach history suggests elevated risk of future incidents that could implicate our compliance posture.

GDPR compliance appears uncertain without clear data processing agreements or privacy framework certifications. For organizations processing EU personal data, this creates direct regulatory risk. CCPA compliance similarly remains unclear, potentially impacting California customer data handling obligations. The platform scores only 37/100 for identity and access management, indicating potential weaknesses in user authentication and authorization controls that could violate regulatory requirements for appropriate technical measures.

Our procurement requires enhanced contractual protections including comprehensive Data Processing Agreements, detailed security incident notification procedures, audit rights provisions, and liability caps. We recommend conditional approval contingent upon vendor certification roadmap commitment and enhanced indemnification clauses to mitigate regulatory exposure during the compliance gap period.

AI-Powered Analysis

Claude Sonnet 4•1,084 words•Zero fabrication

Security Posture & Operational Capabilities

Comprehensive assessment of ZoomInfo's security posture, operational maturity, authentication capabilities, security automation APIs, and breach intelligence.

🏢

Operational Maturity

Support, SLAs, and documentation quality

Support Channels

📞

Phone Support

✓

💬

Live Chat

✓

Documentation Quality

80% • Excellent

Resources

🟢Status Page→

🔐

Authentication Data Not Yet Assessed

We haven't collected authentication and authorization data for ZoomInfo yet.

🤖

Security Automation APIs

Programmatic user management, data operations, and security controls

🛡️

No Known Breaches

ZoomInfo has no publicly disclosed security breaches in our database.

✓Clean Security Record

Frequently Asked Questions

Common questions about ZoomInfo

ZoomInfo receives a C+ security grade with an overall score of 49/100, indicating significant opportunities for security enhancement. While demonstrating excellence in Compliance & Certification (100/100) and Vulnerability Management (85/100), the platform exhibits critical weaknesses in key security domains. API Security scores particularly low at 12/100, suggesting potential integration risks. Identity & Access Management (37/100) and Data Protection (26/100) also require substantial improvement. The platform's Infrastructure Security performs moderately at 56/100, reflecting a mixed security posture. With a perfect score in Breach History and Compliance, ZoomInfo shows strength in regulatory adherence, but the overall security assessment reveals systemic vulnerabilities that enterprise security teams should carefully evaluate. See the Security Dimensions section for a comprehensive breakdown of ZoomInfo's security performance across eight critical dimensions.

Source: Search insights from Google, Bing

ZoomInfo's security landscape reveals significant variability across different dimensions, with a C+ grade reflecting mixed performance. The platform demonstrates exceptional strengths in Compliance & Certification, achieving a perfect 100/100 score, and strong Vulnerability Management at 85/100. However, critical security areas require substantial improvement. API Security scores particularly low at 12/100, indicating potential vulnerabilities in data exchange mechanisms. Identity & Access Management also needs enhancement, scoring only 37/100, which could pose risks to user authentication and permission controls. Infrastructure Security presents a moderate 56/100, suggesting ongoing security optimization is needed. Data Protection remains a concern at 26/100, highlighting potential gaps in data safeguarding practices. The Incident Response score of 0/100 is particularly alarming, underscoring the importance of developing robust emergency protocols. See the Security Dimensions section for a comprehensive breakdown of ZoomInfo's security posture.

Source: Search insights from Google, Bing

ZoomInfo has a security profile that raises caution for financial data management. With an overall security score of 49/100 and a C+ grade, the platform demonstrates significant security variability across critical dimensions. Compliance and Certification stands out as a strong point with a perfect 100/100 score, complemented by robust Vulnerability Management at 85/100 and a clean Breach History. However, critical areas like Identity & Access Management (37/100), API Security (12/100), and Data Protection (26/100) require substantial improvement. Financial teams should exercise careful due diligence before using ZoomInfo for sensitive data workflows. The platform's low API Security score and limited Data Protection metrics suggest potential risks in secure information handling. See the Security Dimensions section for a comprehensive breakdown of ZoomInfo's security architecture and specific improvement areas.

Source: Search insights from Google, Bing

ZoomInfo provides limited authentication capabilities with a security score of 49/100, signaling notable room for improvement in identity management. The platform's Identity & Access Management dimension scores only 37/100, indicating substantial gaps in login security infrastructure. While specific multi-factor authentication (MFA) details are not disclosed, the platform's overall approach suggests organizations should exercise caution and implement additional protective measures. The vulnerability management score of 85 offers a bright spot, demonstrating some robust security practices. Enterprise security teams should carefully evaluate ZoomInfo's authentication mechanisms and consider supplementing with additional identity verification tools. Compliance and Certification scores remain strong at 100/100, providing some reassurance. For detailed authentication requirements and potential enhancements, security professionals are advised to engage directly with ZoomInfo's security team or review their latest security documentation. See Security Dimensions section for a comprehensive security breakdown.

Source: Search insights from Google, Bing

ZoomInfo's infrastructure security presents a mixed security profile, achieving an overall score of 49/100 and a C+ grade. While demonstrating strong performance in compliance and certification with a perfect 100/100 score, the platform exhibits significant vulnerabilities in critical security dimensions. API security scores particularly low at 12/100, indicating substantial potential exposure. Infrastructure security registers a moderate 56/100, suggesting basic protective measures are in place but with considerable room for enhancement. The data protection dimension scores just 26/100, signaling potential risks in data handling and safeguarding processes. Vulnerability management shows strength at 85/100, providing some reassurance. A perfect breach history score offers additional confidence. However, the zero score in incident response is concerning and represents a critical gap in ZoomInfo's security infrastructure. For a comprehensive understanding of these security dynamics, review the Security Dimensions section for detailed insights into each evaluated category.

Source: Search insights from Google, Bing

ZoomInfo carries a security score of 49/100, positioning it with a C+ grade - indicating moderate security posture with significant room for improvement. Enterprise security teams should carefully evaluate potential risks before implementation. The platform demonstrates notable compliance gaps across critical standards including SOC 2, ISO 27001, GDPR, HIPAA, and PCI DSS, which could pose substantial risk for regulated industries like healthcare, finance, and government.

Security professionals should conduct a thorough vendor assessment, focusing on specific organizational requirements and data protection needs. The moderate security score suggests implementing additional safeguards if ZoomInfo is approved, such as strict access controls, data isolation, and continuous monitoring. For comprehensive insights, review the Security Dimensions section, which provides a detailed breakdown of ZoomInfo's security profile and potential mitigation strategies.

Source: Search insights from Google, Bing

Compare with Alternatives

How does ZoomInfo stack up against similar applications in Sales & CRM? Click column headers to sort by different criteria.

Application	Overall ScoreScore↓	Grade	AI Security 🤖AI 🤖⇅	Pricing	Action
Agile CRM	46/100🏆	C+	N/A	Contact Sales	View ProfileView
ZoomInfoCurrent	45/100	C+	N/A	Contact Sales
Boardroom Insiders	38/100	D+	N/A	Contact Sales	View ProfileView
QSOFT	38/100	D+	N/A	Contact Sales	View ProfileView
17hats	34/100	D	N/A	Contact Sales	View ProfileView
Allego	30/100	D	N/A	Contact Sales	View ProfileView
Ambition	27/100	F	N/A	Contact Sales	View ProfileView

💡

Security Comparison Insight

1 alternative(s) have higher overall security scores. Review the comparison to understand security tradeoffs for your specific requirements.

View All Apps in Sales & CRM

Assessment Conclusion

Summary and recommendations for ZoomInfo

C+(45/100)

zoominfo.com demonstrates above average enterprise security posture with an overall score of 49/100 (Grade C+), placing it in the top 40% of assessed applications in the Sales & CRM category.

Key Strengths: • Excellent compliance posture (100/100) • Clean security incident history • Comprehensive developer documentation (8/10 quality indicators) • Public status page with uptime history • Published SLA commitment

Areas Requiring Due Diligence: • Disclosed identity and access controls with critical gaps (37/100) • Disclosed data protection controls with critical gaps (26/100) • Missing key compliance certifications (SOC 2, ISO 27001, GDPR) • Manual user provisioning increases deployment time • No MCP server available for secure AI integration

Deployment Recommendation: ❌ REJECTED

zoominfo.com is not suitable for enterprise deployment due to severe security deficiencies. Before deployment, we recommend:

1. Identify alternative vendors with mature security practices 2. If no alternatives exist, defer deployment until vendor improves security 3. If deployment is unavoidable, implement air-gapped environment 4. Require vendor to achieve minimum security certifications 5. Establish executive-level security review committee 6. Document risk acceptance at highest level

This assessment was conducted using 32 enrichment sources and 267+ security checks across 9 security dimensions. For questions about this assessment, contact our security research team.

Last Updated: October 27, 2025

Next Steps

View Methodology

This assessment is based on publicly available information and automated analysis. Security posture can change over time. Last updated: Jan 16, 2026.

Research Sources

42 citations for ZoomInfo

90%Quality

Show all sources

Data from static JSON · Last enriched: October 8, 2025