Nexusguard

Nexusguard

San Francisco, United States

Network SecurityApplication SecurityManaged SecurityThreat Intelligence24/7 SOC
Serves Enterprise, Public Sector, Critical Infrastructure
Profile last updated: July 24, 2026

About

Nexusguard is a cybersecurity company based in San Francisco, United States working in network security, application security, managed security +1 more.

Nexusguard is a DDoS protection vendor serving enterprises, communications service providers (CSPs), telcos, ISPs and public sector organisations. Its offering includes its own anti-DDoS products covering network, DNS, application and hybrid deployments, delivered through on-premise, private cloud and cloud scrubbing centres. It also provides a managed SOC service with 24x7 monitoring, DDoS threat intelligence, and professional training courses. Nexusguard positions its platform for CSPs to resell DDoS protection to downstream customers.

Location

San Francisco, United States

Focus areas

DDoS protectionDDoS mitigationanti-DDoSscrubbing centerDNS protectionWAFmanaged SOCCSPBastions

Languages

EN

Services & products

Security domains

Network SecurityApplication SecurityManaged SecurityThreat Intelligence

How they deliver

SoftwareManaged ServicesProfessional ServicesTraining

Operations

Runs a 24/7 security operations centre

Products

Application Protection

Application DDoS protection

Multi-layered L3/4 and L7 protection for public-facing websites, applications and APIs.

DNS Protection

DNS DDoS protection

Protects DNS services from DNS-based DDoS attacks using a globally distributed DNS infrastructure, with DNSSEC and DANE support.

Network Protection

Network DDoS protection

Anti-DDoS protection for the local network infrastructure of partner communications service providers.

Origin Protection

Network DDoS protection

On-demand, managed DDoS protection for mission-critical services across large networks.

Edge Protection

Hybrid DDoS protection

Integrates on-premise and cloud DDoS protection under a unified experience for service providers.

WebShield

Layer 7 DDoS protection

Always-on Layer 7 mitigation for HTTP/S traffic, activated after L3/L4 protection.

NetShield

Layer 3/4 DDoS protection

Defends against volumetric L3/L4 attacks with filters, threshold and baseline-based detection, and per-host monitoring.

SmartFilter

DDoS mitigation

Automatically generates and adapts mitigation rules in real time within NetShield.

Flex Filter

DDoS mitigation

Customizable tool for defining mitigation policies based on traffic patterns and security needs.

NTIF Module

Threat intelligence

IP reputation-based feed that tracks malicious IPs and alerts on potential DDoS threats.

Customer Portal

Management portal

Dashboard and analytics for viewing and configuring detection and mitigation settings, traffic, and attack reports.

Nexusguard Logger

Log management

Centralized repository storing TCP, WAF and web access logs for download and compliance.

Event Notifier App

Alerting

Delivers real-time attack alerts via email, SNMP Trap or syslog with customizable alert levels.

Cloud Diversion App

Traffic diversion

Automatically redirects customer traffic to scrubbing centers when bandwidth thresholds are exceeded.

Customers

EnterprisePublic SectorCritical Infrastructure

Industries served

TelecommunicationsFinancial ServicesGovernmentHealthcareEducationEnergy and UtilitiesInformation TechnologyGamingNon-Profit

Compliance & partners

Compliance frameworks

PCI-DSSISO 27001GDPRDNSSEC

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