The closest ONYPHE alternatives are ctlogs.dev, Censys Attack Surface Management and SOC Radar Attack Surface Management. Picking an ONYPHE alternative comes down to fit: External Attack Surface Management coverage, your environment, your integrations and your budget. So each option below shows what it covers, how it deploys, its pricing model and the company behind it.
Closest 48 alternatives shownClosest matches: ctlogs.dev, Censys Attack Surface Management, SOC Radar Attack Surface ManagementPage updated Nov 2026
The product
ONYPHE is a cyber defense search engine that discovers exposed assets and provides real-time monitoring to identify vulnerabilities and potential risks.
ONYPHE is a free External Attack Surface Management solution. The closest matches by shared tags and NIST CSF 2.0 coverage are ctlogs.dev, Censys Attack Surface Management, SOC Radar Attack Surface Management, Trickest ASM - Attack Surface Management, and Edgescan Attack Surface Management (ASM). All 48 alternatives on this page are ranked the same way.
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VisitThese 8 solutions overlap most with ONYPHE. Each row says what the product does and, when the overlap is big enough, which capabilities it shares.
Fast Certificate Transparency search and JSON API for subdomain reconnaissance.
Key features: Real-time Certificate Transparency Search, Automated Subdomain Enumeration, High-Performance REST JSON API, Wildcard & Fingerprint Matching, SSL/TLS Certificate History Tracking
Fast Certificate Transparency search and JSON API for subdomain reconnaissance.
Internet intelligence platform for asset discovery and attack surface mapping
SOCRadar Attack Surface Management is an EASM platform that continuously discovers, monitors, and assesses internet-facing digital assets for vulnerabilities and security risks.
Customizable ASM platform for asset discovery, monitoring, and enrichment
External attack surface management platform for asset discovery and monitoring
Maps external attack surface including assets, dark web exposure, and leaks.
Scans domains to discover attack surface, vulnerabilities, and generate hardening
DNS security posture management across multicloud and on-prem environments
Platform for external attack surface management and application security testing
Monitors internet-facing subdomains for vulnerabilities and misconfigurations
External attack surface monitoring with dark web intelligence and scanning
ASM platform monitoring external attack surface, dark web leaks & 3rd-party risks.
DNS posture mgmt platform for real-time DNS & WHOIS change monitoring.
Continuous external attack surface monitoring that shows what changed between scans.
Agentless external attack surface monitoring with continuous change detection.
Cloud platform for continuous visibility & mgmt of external attack surfaces
AI-powered attack surface management platform for cybersecurity monitoring
AI-powered platform for continuous attack surface discovery and pentesting
Discovers and monitors external-facing assets and vulnerabilities
External attack surface mgmt platform for discovering & monitoring assets
External attack surface management platform with continuous asset discovery
SaaS platform for attack surface management and vulnerability detection
EASM platform for continuous monitoring of internet-exposed assets & vulnerabilities
Attack surface management platform for monitoring vulnerabilities and breaches
ImmuniWeb Discovery is an attack surface management platform that continuously monitors an organization's external digital assets for security vulnerabilities, misconfigurations, and threats across domains, applications, cloud resources, and the dark web.
External attack surface mgmt with automated pentesting and validation
SOCRadar DNS Monitoring provides real-time monitoring of DNS infrastructure with automated discovery, record change alerts, and detection of DNS-based security threats.
Automated ASM tool for multi-cloud environments with continuous asset discovery
External attack surface mgmt with asset discovery and on-demand pentesting
Active attack surface mgmt solution for discovering & remediating unknown risks
Internet intelligence platform for asset discovery and threat analysis
External attack surface management platform for asset discovery and vuln mgmt
AI-driven EASM platform for discovering and monitoring external-facing assets
External attack surface management platform for asset discovery and risk detection
EASM platform with integrated CTI for asset discovery and vulnerability mgmt
Discovers, monitors, and assesses external attack surface assets continuously.
Continuous discovery, monitoring, and testing of external assets and exposures
EASM platform with continuous asset discovery and threat intelligence context
Internet-connected asset search engine with vulnerability scanning capabilities
EASM platform that discovers, attributes, and actively validates external assets and risks
Attack surface management platform for asset discovery and vulnerability monitoring
ASM platform for discovering, monitoring, and prioritizing external/internal assets
CTI-driven external attack surface mgmt with threat exposure prioritization
ASM platform that scans external attack surfaces hourly for vulnerabilities
Cloud-based EASM platform for discovering internet-facing assets & exposures
Platform for continuous attack surface discovery, monitoring, and remediation
Common questions when weighing alternatives to ONYPHE.
The closest matches to ONYPHE by shared tags and NIST CSF 2.0 coverage are ctlogs.dev, Censys Attack Surface Management, SOC Radar Attack Surface Management, Trickest ASM - Attack Surface Management, and Edgescan Attack Surface Management (ASM). All of them are External Attack Surface Management products.
This page shows 48 alternatives to ONYPHE, all in the External Attack Surface Management category. Each one is matched on shared tags and NIST CSF 2.0 areas, and the closest matches rank first.
ONYPHE is a free External Attack Surface Management product. You can use it at no cost. Only commercial alternatives are listed here. Free and open source products are under /free.
ONYPHE is a External Attack Surface Management product in the Exposure & Vulnerability Management category. You can compare it with the 48 other External Attack Surface Management products on this page.
Internet intelligence platform for asset discovery and attack surface mapping
Key features: 10 listed. See them on the Censys Attack Surface Management page.
View Censys Attack Surface ManagementCensys Attack Surface Management alternativesONYPHE vs Censys Attack Surface Management
SOCRadar Attack Surface Management is an EASM platform that continuously discovers, monitors, and assesses internet-facing digital assets for vulnerabilities and security risks.
View SOC Radar Attack Surface ManagementSOC Radar Attack Surface Management alternativesONYPHE vs SOC Radar Attack Surface Management
Customizable ASM platform for asset discovery, monitoring, and enrichment
Key features: 10 listed. See them on the Trickest ASM - Attack Surface Management page.
View Trickest ASM - Attack Surface ManagementTrickest ASM - Attack Surface Management alternativesONYPHE vs Trickest ASM - Attack Surface Management
External attack surface management platform for asset discovery and monitoring
Key features: 10 listed. See them on the Edgescan Attack Surface Management (ASM) page.
View Edgescan Attack Surface Management (ASM)Edgescan Attack Surface Management (ASM) alternativesONYPHE vs Edgescan Attack Surface Management (ASM)
Maps external attack surface including assets, dark web exposure, and leaks.
Key features: 10 listed. See them on the Muscope|Risk - Attack Perimeter page.
View Muscope|Risk - Attack PerimeterMuscope|Risk - Attack Perimeter alternativesONYPHE vs Muscope|Risk - Attack Perimeter
Provide intelligence about a domain
Key features: 6 listed. See them on the Domain Beacon page.
View Domain BeaconDomain Beacon alternativesONYPHE vs Domain Beacon
Scans domains to discover attack surface, vulnerabilities, and generate hardening
Key features: 10 listed. See them on the DDactic Attack Surface Discovery page.
View DDactic Attack Surface DiscoveryDDactic Attack Surface Discovery alternativesONYPHE vs DDactic Attack Surface Discovery
Need the answer fast? Best Attack Surface Management Solutions for Business picks Palo Alto Networks Cortex Xpanse, Microsoft Defender EASM, Mandiant Attack Surface Management and 4 more.See the shortlist