Now with AI-Powered Threat Intelligence v4.0

Stop Threats Before They
Breach Your Perimeter

Nexusshield delivers enterprise-grade cybersecurity through AI-driven threat detection, zero-trust architecture, and real-time incident response — protecting 12,000+ organizations across 68 countries.

4,200+ security engineers joined this month

Threat Intelligence Feed Live Monitoring
SQL Injection Attempt
192.168.4.22 → /api/users — 2s ago
Blocked
Unusual Login Pattern
[email protected] — 3 countries — 14s ago
Review
DDoS Traffic Spike
12,400 req/s mitigated — 31s ago
Blocked
2.4M
Threats/Day
0.3ms
Response
100%
Accuracy

Trusted by security teams at industry leaders

12,847
Organizations Protected
Across 68 countries worldwide
2.4B+
Threats Neutralized
In the last 12 months alone
99.97%
Platform Uptime SLA
Backed by contractual guarantee
0.3ms
Average Response Time
4.8x faster than industry average

Security Infrastructure Built for
the Modern Enterprise

Every layer of your digital environment protected by intelligent, adaptive security technology that learns and evolves with emerging threats.

AI Threat Detection Engine

Our proprietary machine learning models analyze over 847 behavioral signals in real time, identifying sophisticated threats including zero-day exploits, APT campaigns, and insider attacks with 99.8% accuracy — all before they cause damage.

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Zero-Trust Architecture

Enforce "never trust, always verify" across every user, device, and network request. Our microsegmentation engine, continuous authentication, and least-privilege access controls eliminate lateral movement and contain breach impact to near-zero.

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Real-Time Incident Response

Automated playbooks execute containment and remediation in under 90 seconds. Our 24/7 Security Operations Center provides expert human oversight with guaranteed 15-minute escalation SLAs for critical incidents, ensuring minimal business disruption.

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Cloud-Native SIEM

Ingest, correlate, and analyze security events from 400+ integrations across AWS, Azure, GCP, and on-premise infrastructure. Our cloud-native SIEM scales to petabytes of log data with sub-second query performance and 13-month hot retention.

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Compliance Automation

Achieve and maintain compliance with SOC 2, ISO 27001, HIPAA, PCI-DSS, GDPR, and NIST CSF without dedicated compliance staff. Automated evidence collection, continuous control monitoring, and audit-ready reports generated on demand.

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Vulnerability Intelligence

Continuous attack surface monitoring with risk-prioritized vulnerability scoring based on real-world exploitability, not just CVSS severity. Our threat intelligence feeds from 120+ sources ensure you patch what actually matters, reducing noise by 78%.

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Deployed and Protecting in
Under 4 Hours

Our streamlined onboarding process gets your organization fully protected without disrupting operations or requiring specialized security expertise.

1

Connect Your Environment

Install our lightweight agent or configure API integrations with your existing cloud providers, identity systems, and network infrastructure in minutes using our guided setup wizard.

2

AI Baseline Analysis

Our AI engine spends 72 hours learning your organization's normal behavior patterns, building a dynamic baseline that enables highly accurate anomaly detection tailored to your specific environment.

3

Configure & Customize

Define your risk tolerance, compliance requirements, and response policies through our intuitive dashboard. Assign roles, configure alert routing, and customize automated response playbooks to match your workflows.

4

Monitor & Respond

Receive prioritized alerts with full attack context and one-click remediation options. Our SOC team monitors your environment 24/7, providing expert analysis and guided response for complex incidents whenever you need it.

Built by Security Experts,
for Security Teams

Founded in 2017 by former NSA analysts and Silicon Valley engineers, Nexusshield was created to solve the fundamental problem facing modern organizations: security tools that generate noise instead of actionable intelligence.

Today, our 340-person team operates from offices in San Francisco, London, Singapore, and Tel Aviv — combining deep government-grade security expertise with enterprise software engineering to deliver a platform that actually reduces risk.

  • Headquartered in San Francisco, CA with global presence in 12 offices
  • $180M Series C funding from leading cybersecurity-focused venture funds
  • Named Gartner Cool Vendor 2024 and Forrester Wave Leader 2025
  • Zero critical security incidents across all customer deployments since founding
ISO 27001:2022
Information Security Management
SOC 2 Type II
Security & Availability Controls
GDPR Compliant
EU Data Protection Regulation
FedRAMP Authorized
US Federal Cloud Security

Leadership Team

DK
Dr. Daniel Kessler
Chief Executive Officer
18 yrs • Ex-NSA, Ex-Palantir
SR
Sarah Reinholt
Chief Technology Officer
15 yrs • Ex-Google, Ex-CrowdStrike
MV
Marcus Volkov
Chief Security Officer
22 yrs • Ex-CIA, Ex-FireEye
AL
Anika Lim
VP of Product
12 yrs • Ex-Palo Alto Networks

What Security Leaders
Say About Nexusshield

Real results from real organizations that have transformed their security posture with our platform.

"We evaluated every major SIEM and XDR vendor on the market. Nexusshield was the only platform that could ingest our 4TB daily log volume while maintaining sub-second query performance. We reduced mean time to detect from 11 days to under 4 hours in our first month."

JW
James Whitmore
CISO, Axiom Global Financial

"As a healthcare organization, we operate under strict HIPAA requirements with extremely limited security headcount. Nexusshield's compliance automation saved us 1,400 hours of manual audit preparation and gave our board-level confidence in our security posture for the first time."

PT
Dr. Priya Tharoor
VP Security, MedCore Health Systems

"We suffered a ransomware attack before deploying Nexusshield. After deployment, the platform detected and automatically contained a similar intrusion attempt within 23 seconds — before any encryption occurred. The ROI was immediate and undeniable."

RN
Robert Nakamura
Head of IT Security, Stratos Logistics

"The zero-trust implementation was seamless. We moved from a flat network to full microsegmentation across 8,000 endpoints in six weeks. Our security team went from fighting alert fatigue to actually hunting threats proactively — a complete transformation."

EC
Elena Cortez
Director of Security, PrimeEdge Technologies

"The support from Nexusshield's customer success team has been exceptional. When we had questions about tuning detection rules for our OT environment, their engineers joined our calls within hours. That level of partnership is rare in enterprise software."

TH
Thomas Häberle
Security Architect, Vantara Systems GmbH

"We passed our PCI-DSS Level 1 audit on the first attempt after deploying Nexusshield — something we had never managed before. The continuous control monitoring and automated evidence collection made our QSA's job straightforward. Highly recommended."

MB
Michelle Beaumont
CISO, Fortis Finance Group

Frequently Asked Questions

Everything you need to know about deploying and operating Nexusshield in your organization.

Most organizations achieve full deployment within 4–8 hours for cloud environments, and 1–3 days for hybrid on-premise setups. Our dedicated onboarding engineers guide you through every step, and our 400+ pre-built integrations mean you rarely need custom development. We also offer a white-glove deployment service for enterprise customers with complex environments spanning multiple cloud providers and geographic regions.
Yes. Nexusshield is designed to complement and enhance your existing security stack rather than replace it. We offer native integrations with Splunk, IBM QRadar, Microsoft Sentinel, ServiceNow, Jira, PagerDuty, Slack, and 400+ other tools. Our open API and webhook support ensure you can integrate with virtually any system. Many customers use Nexusshield alongside their existing SIEM to provide AI-powered enrichment and automated response capabilities.
Our lightweight agent collects network telemetry, process activity, file system events, and authentication logs — all strictly security-relevant data. No personal content, documents, or business data is ever collected. Data is encrypted in transit using TLS 1.3 and at rest using AES-256. You choose your data residency region (US, EU, APAC, or private cloud), and we offer data sovereignty options for regulated industries. All data handling is documented in our DPA, available upon request.
All plans include 24/7 email support with 4-hour response SLAs. Professional and Enterprise plans include 24/7 phone and chat support with 1-hour response for critical issues. Enterprise plans also include a dedicated Customer Success Manager, quarterly business reviews, and priority access to our security research team. Our platform SLA guarantees 99.97% uptime with financial credits for any downtime exceeding this threshold. Our average support CSAT score is 4.9/5.0.
Nexusshield offers a 14-day free trial with full access to all features, no credit card required. Our pricing is based on the number of assets protected (endpoints, servers, cloud workloads) and the features required. Starter plans begin at $8/asset/month, Professional at $15/asset/month, and Enterprise pricing is customized based on volume and requirements. Annual subscriptions include a 20% discount. Contact our sales team for a personalized quote and ROI analysis.
Absolutely. Nexusshield was architected from the ground up for hybrid and multi-cloud environments. We provide unified visibility and control across AWS, Azure, GCP, Oracle Cloud, and on-premise infrastructure from a single console. Our cloud-native sensors integrate directly with cloud provider APIs for agentless monitoring of cloud resources, while our traditional agent covers on-premise servers, endpoints, and OT/IoT devices. Customers with 50+ cloud accounts routinely deploy Nexusshield across their entire estate.

Talk to Our Security
Experts Today

Whether you're exploring options, ready to start a trial, or have a specific security challenge — our team is here to help. Expect a response within 2 business hours.

Phone
+1 (415) 820-4700
Headquarters
535 Mission Street, Suite 1400
San Francisco, CA 94105, USA
Business Hours
Mon–Fri, 9AM–6PM PT
24/7 Emergency Security Line

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