# Cobalt Attack Surface Monitoring alternatives and competitors (2026)

The closest Cobalt Attack Surface Monitoring alternatives are [ctlogs.dev](https://cybersectools.com/tools/ctlogsdev), [Censys Attack Surface Management](https://cybersectools.com/tools/censys-attack-surface-management) and [Matos Automated Attack Surface Management](https://cybersectools.com/tools/cloudmatos-automated-attack-surface-management). Picking a Cobalt Attack Surface Monitoring 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 shown. Closest matches: ctlogs.dev, Censys Attack Surface Management, Matos Automated Attack Surface Management.

## The product

[Cobalt Attack Surface Monitoring](https://cybersectools.com/tools/cobalt-attack-surface-monitoring) by Cobalt

Continuous external asset discovery and monitoring with daily domain scans.

Category: [Exposure & Vulnerability Management](https://cybersectools.com/categories/exposure-vulnerability-management) · Pricing model: Commercial

Need the answer fast? [Best Attack Surface Management Solutions for Business](https://cybersectools.com/shortlists/best-attack-surface-solutions) picks Palo Alto Networks Cortex Xpanse, Microsoft Defender EASM, Google Mandiant Attack Surface Management and 4 more.

## Cobalt Attack Surface Monitoring alternatives and competitors

Cobalt Attack Surface Monitoring is a commercial [External Attack Surface Management](https://cybersectools.com/categories/external-asm) solution made by Cobalt. The closest matches by shared tags and NIST CSF 2.0 coverage are [ctlogs.dev](https://cybersectools.com/tools/ctlogsdev), [Censys Attack Surface Management](https://cybersectools.com/tools/censys-attack-surface-management), [Matos Automated Attack Surface Management](https://cybersectools.com/tools/cloudmatos-automated-attack-surface-management), [Palo Alto Networks Cortex Xpanse](https://cybersectools.com/tools/palo-alto-networks-cortex-xpanse), and [CyCognito EASM Platform](https://cybersectools.com/tools/cycognito-easm-platform). All 48 alternatives on this page are ranked the same way.

## The closest Cobalt Attack Surface Monitoring alternatives

These 8 solutions overlap most with Cobalt Attack Surface Monitoring. Each one says what the product does and, when the overlap is big enough, which capabilities it shares.

### 1. [ctlogs.dev](https://cybersectools.com/tools/ctlogsdev)

Fast Certificate Transparency search and JSON API for subdomain reconnaissance.

[External Attack Surface Management](https://cybersectools.com/categories/external-asm) · Commercial

Key features: Real-time Certificate Transparency Search, Automated Subdomain Enumeration, High-Performance REST JSON API, Wildcard & Fingerprint Matching, SSL/TLS Certificate History Tracking

[ctlogs.dev alternatives](https://cybersectools.com/alternatives/ctlogsdev) · [Cobalt Attack Surface Monitoring vs ctlogs.dev](https://cybersectools.com/compare/cobalt-attack-surface-monitoring-vs-ctlogsdev)

### 2. [Censys Attack Surface Management](https://cybersectools.com/tools/censys-attack-surface-management)

Internet intelligence platform for asset discovery and attack surface mapping

[External Attack Surface Management](https://cybersectools.com/categories/external-asm) · Commercial

Key features: 10 listed. See them on the [Censys Attack Surface Management page](https://cybersectools.com/tools/censys-attack-surface-management#features).

[Censys Attack Surface Management alternatives](https://cybersectools.com/alternatives/censys-attack-surface-management) · [Cobalt Attack Surface Monitoring vs Censys Attack Surface Management](https://cybersectools.com/compare/censys-attack-surface-management-vs-cobalt-attack-surface-monitoring)

### 3. [Matos Automated Attack Surface Management](https://cybersectools.com/tools/cloudmatos-automated-attack-surface-management)

Automated ASM tool for multi-cloud environments with continuous asset discovery

[External Attack Surface Management](https://cybersectools.com/categories/external-asm) · Commercial

Key features: 10 listed. See them on the [Matos Automated Attack Surface Management page](https://cybersectools.com/tools/cloudmatos-automated-attack-surface-management#features).

[Matos Automated Attack Surface Management alternatives](https://cybersectools.com/alternatives/cloudmatos-automated-attack-surface-management) · [Cobalt Attack Surface Monitoring vs Matos Automated Attack Surface Management](https://cybersectools.com/compare/cloudmatos-automated-attack-surface-management-vs-cobalt-attack-surface-monitoring)

### 4. [Palo Alto Networks Cortex Xpanse](https://cybersectools.com/tools/palo-alto-networks-cortex-xpanse)

Active attack surface mgmt solution for discovering & remediating unknown risks

[External Attack Surface Management](https://cybersectools.com/categories/external-asm) · Commercial

Key features: 10 listed. See them on the [Palo Alto Networks Cortex Xpanse page](https://cybersectools.com/tools/palo-alto-networks-cortex-xpanse#features).

[Palo Alto Networks Cortex Xpanse alternatives](https://cybersectools.com/alternatives/palo-alto-networks-cortex-xpanse) · [Cobalt Attack Surface Monitoring vs Palo Alto Networks Cortex Xpanse](https://cybersectools.com/compare/cobalt-attack-surface-monitoring-vs-palo-alto-networks-cortex-xpanse)

### 5. [CyCognito EASM Platform](https://cybersectools.com/tools/cycognito-easm-platform)

EASM platform that discovers, attributes, and actively validates external assets and risks

[External Attack Surface Management](https://cybersectools.com/categories/external-asm) · Commercial

Key features: 7 listed. See them on the [CyCognito EASM Platform page](https://cybersectools.com/tools/cycognito-easm-platform#features).

[CyCognito EASM Platform alternatives](https://cybersectools.com/alternatives/cycognito-easm-platform) · [Cobalt Attack Surface Monitoring vs CyCognito EASM Platform](https://cybersectools.com/compare/cobalt-attack-surface-monitoring-vs-cycognito-easm-platform)

### 6. [Aleph Search](https://cybersectools.com/tools/aleph-search-clear)

OSINT tool for mapping & monitoring risk ecosystems on Clear & Deep Web.

[External Attack Surface Management](https://cybersectools.com/categories/external-asm) · Commercial

Key features: 9 listed. See them on the [Aleph Search page](https://cybersectools.com/tools/aleph-search-clear#features).

[Aleph Search alternatives](https://cybersectools.com/alternatives/aleph-search-clear) · [Cobalt Attack Surface Monitoring vs Aleph Search](https://cybersectools.com/compare/aleph-search-clear-vs-cobalt-attack-surface-monitoring)

### 7. [Muscope|Risk - Attack Perimeter](https://cybersectools.com/tools/muscopeorrisk-attack-perimeter)

Maps external attack surface including assets, dark web exposure, and leaks.

[External Attack Surface Management](https://cybersectools.com/categories/external-asm) · Commercial

Key features: 10 listed. See them on the [Muscope|Risk - Attack Perimeter page](https://cybersectools.com/tools/muscopeorrisk-attack-perimeter#features).

[Muscope|Risk - Attack Perimeter alternatives](https://cybersectools.com/alternatives/muscopeorrisk-attack-perimeter) · [Cobalt Attack Surface Monitoring vs Muscope|Risk - Attack Perimeter](https://cybersectools.com/compare/cobalt-attack-surface-monitoring-vs-muscopeorrisk-attack-perimeter)

### 8. [Cylana EASM](https://cybersectools.com/tools/cylana-easm)

AI-powered EASM platform for digital asset discovery and monitoring.

[External Attack Surface Management](https://cybersectools.com/categories/external-asm) · Commercial

Key features: 5 listed. See them on the [Cylana EASM page](https://cybersectools.com/tools/cylana-easm#features).

[Cylana EASM alternatives](https://cybersectools.com/alternatives/cylana-easm) · [Cobalt Attack Surface Monitoring vs Cylana EASM](https://cybersectools.com/compare/cobalt-attack-surface-monitoring-vs-cylana-easm)

## The closest 48 products like Cobalt Attack Surface Monitoring

The 8 above, plus:

- [Attaxion](https://cybersectools.com/tools/attaxion): Agentless EASM platform for asset discovery, exposure mgmt & risk reduction. (Commercial)
- [SurfaceDiff](https://cybersectools.com/tools/surfacediff): Continuous external attack surface monitoring that shows what changed between scans. (Commercial)
- [GuardEon](https://cybersectools.com/tools/guardeon): Agentless external attack surface & dark web monitoring platform. (Commercial)
- [Driftnet Explore](https://cybersectools.com/tools/driftnet-explore): Internet-wide scanning platform for discovering exposed devices, services (Commercial)
- [DDactic Attack Surface Discovery](https://cybersectools.com/tools/ddactic-attack-surface-discovery): Scans domains to discover attack surface, vulnerabilities, and generate hardening (Commercial)
- [Zerocopter Recon](https://cybersectools.com/tools/zerocopter-recon): External attack surface mapping service to discover exposed digital assets (Commercial)
- [ConnectSecure Attack Surface Scanning](https://cybersectools.com/tools/connectsecure-attack-surface-scanning): External attack surface scanning for MSPs to identify vulnerabilities (Commercial)
- [Vulneri ASM](https://cybersectools.com/tools/vulneri-asm-attack-surface-management): ASM platform for continuous discovery and risk validation of internet-exposed assets. (Commercial)
- [Sn1per Professional 2026](https://cybersectools.com/tools/sn1per-professional-2026): Sn1per Professional 2026: automated penetration testing & attack surface management (Commercial)
- [TRaViS](https://cybersectools.com/tools/travis): AI-enhanced EASM platform for external attack surface discovery and monitoring. (Commercial)
- [MGM Security Partners recon me](https://cybersectools.com/tools/mgm-security-partners-recon-me) (Commercial)
- [Outpost24 External Attack Surface Management](https://cybersectools.com/tools/outpost24-external-attack-surface-management): Cloud platform for continuous visibility & mgmt of external attack surfaces (Commercial)
- [StrikeOne Attack Surfa](https://cybersectools.com/tools/strikeone-attack-surfa): AI-powered attack surface management platform for cybersecurity monitoring (Commercial)
- [Hadrian Agentic AI](https://cybersectools.com/tools/hadrian-agentic-ai): AI-powered platform for continuous attack surface discovery and pentesting (Commercial)
- [Microsoft Defender EASM](https://cybersectools.com/tools/microsoft-defender-external-attack-surface-management): Discovers and monitors external-facing assets and vulnerabilities (Commercial)
- [Halo Security Attack Surface Management](https://cybersectools.com/tools/halo-security-attack-surface-management): External attack surface mgmt platform for discovering & monitoring assets (Commercial)
- [Assetnote ASM](https://cybersectools.com/tools/assetnote-asm): External attack surface management platform with continuous asset discovery (Commercial)
- [Risksurface](https://cybersectools.com/tools/risksurface): SaaS platform for attack surface management and vulnerability detection (Commercial)
- [QuimeraX External Attack Surface Management](https://cybersectools.com/tools/quimerax-external-attack-surface-management): EASM platform for continuous monitoring of internet-exposed assets & vulnerabilities (Commercial)
- [Intruder Attack Surface Management](https://cybersectools.com/tools/intruder-attack-surface-management): Attack surface mgmt platform with vuln scanning and cloud security features (Commercial)
- [RiskXchange Attack Surface Management](https://cybersectools.com/tools/riskxchange-attack-surface-management): Attack surface management platform for monitoring vulnerabilities and breaches (Commercial)
- [Mandiant Attack Surface Management](https://cybersectools.com/tools/mandiant-attack-surface-management): Discovers and monitors external internet assets for exposures and vulnerabilities (Commercial)
- [ImmuniWeb® Discovery](https://cybersectools.com/tools/immuniweb-discovery): 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. (Commercial)
- [Pentera Surface](https://cybersectools.com/tools/pentera-surface): External attack surface mgmt with automated pentesting and validation (Commercial)
- [SOC Radar Attack Surface Management](https://cybersectools.com/tools/soc-radar-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. (Commercial)
- [Synack Attack Surface Discovery](https://cybersectools.com/tools/synack-attack-surface-discovery): External attack surface mgmt with asset discovery and on-demand pentesting (Commercial)
- [Censys Internet Intelligence Platform](https://cybersectools.com/tools/censys-internet-intelligence-platform): Internet intelligence platform for asset discovery and threat analysis (Commercial)
- [Censys AI-Driven Solutions](https://cybersectools.com/tools/censys-ai-driven-solutions): AI-driven internet scanning platform for asset discovery and threat hunting (Commercial)
- [Akamai DNS Posture Management](https://cybersectools.com/tools/akamai-dns-posture-management): DNS security posture management across multicloud and on-prem environments (Commercial)
- [Anomali Attack Surface Management](https://cybersectools.com/tools/anomali-attack-surface-management): External attack surface management platform for asset discovery and vuln mgmt (Commercial)
- [Siemba EASM](https://cybersectools.com/tools/siemba-easm): AI-driven EASM platform for discovering and monitoring external-facing assets (Commercial)
- [CyberXTron ShadowSpot](https://cybersectools.com/tools/cyberxtron-shadowspot): External attack surface management platform for asset discovery and risk detection (Commercial)
- [Axur Unified EASM + CTI](https://cybersectools.com/tools/axur-unified-easm-cti): EASM platform with integrated CTI for asset discovery and vulnerability mgmt (Commercial)
- [DarknetSearch Attack Surface Discovery](https://cybersectools.com/tools/darknetsearch-attack-surface-discovery): Attack surface discovery platform monitoring digital assets and data exposures (Commercial)
- [Detectify Platform](https://cybersectools.com/tools/detectify-platform): Platform for external attack surface management and application security testing (Commercial)
- [Detectify Surface Monitoring](https://cybersectools.com/tools/detectify-surface-monitoring): Monitors internet-facing subdomains for vulnerabilities and misconfigurations (Commercial)
- [GoSecure Titan® Attack Surface Management](https://cybersectools.com/tools/gosecure-titanr-attack-surface-management): Discovers, monitors, and assesses external attack surface assets continuously. (Commercial)
- [Halo Security External Attack Surface Management](https://cybersectools.com/tools/halo-security-external-attack-surface-management): External attack surface management platform for asset discovery and monitoring (Commercial)
- [NetSPI External Attack Surface Management (EASM)](https://cybersectools.com/tools/netspi-external-attack-surface-management-easm): Continuous discovery, monitoring, and testing of external assets and exposures (Commercial)
- [watchTowr Platform](https://cybersectools.com/tools/watchtowr-platform): External attack surface management with continuous security testing (Commercial)

## Alternatives to each of these

[ctlogs.dev alternatives](https://cybersectools.com/alternatives/ctlogsdev) · [Censys Attack Surface Management alternatives](https://cybersectools.com/alternatives/censys-attack-surface-management) · [Matos Automated Attack Surface Management alternatives](https://cybersectools.com/alternatives/cloudmatos-automated-attack-surface-management) · [Palo Alto Networks Cortex Xpanse alternatives](https://cybersectools.com/alternatives/palo-alto-networks-cortex-xpanse) · [CyCognito EASM Platform alternatives](https://cybersectools.com/alternatives/cycognito-easm-platform) · [Aleph Search alternatives](https://cybersectools.com/alternatives/aleph-search-clear) · [Muscope|Risk - Attack Perimeter alternatives](https://cybersectools.com/alternatives/muscopeorrisk-attack-perimeter) · [Cylana EASM alternatives](https://cybersectools.com/alternatives/cylana-easm) · [Attaxion alternatives](https://cybersectools.com/alternatives/attaxion) · [SurfaceDiff alternatives](https://cybersectools.com/alternatives/surfacediff) · [GuardEon alternatives](https://cybersectools.com/alternatives/guardeon) · [Driftnet Explore alternatives](https://cybersectools.com/alternatives/driftnet-explore)

## Other Cobalt products

[Cobalt DAST alternatives](https://cybersectools.com/alternatives/cobalt-dast) · [Cobalt Offensive Security Platform alternatives](https://cybersectools.com/alternatives/cobalt-offensive-security-platform)

## Compare Cobalt Attack Surface Monitoring with

- [Cobalt Attack Surface Monitoring vs ctlogs.dev](https://cybersectools.com/compare/cobalt-attack-surface-monitoring-vs-ctlogsdev)
- [Cobalt Attack Surface Monitoring vs Censys Attack Surface Management](https://cybersectools.com/compare/censys-attack-surface-management-vs-cobalt-attack-surface-monitoring)
- [Cobalt Attack Surface Monitoring vs Matos Automated Attack Surface Management](https://cybersectools.com/compare/cloudmatos-automated-attack-surface-management-vs-cobalt-attack-surface-monitoring)
- [Cobalt Attack Surface Monitoring vs Palo Alto Networks Cortex Xpanse](https://cybersectools.com/compare/cobalt-attack-surface-monitoring-vs-palo-alto-networks-cortex-xpanse)
- [Cobalt Attack Surface Monitoring vs CyCognito EASM Platform](https://cybersectools.com/compare/cobalt-attack-surface-monitoring-vs-cycognito-easm-platform)
- [Cobalt Attack Surface Monitoring vs Aleph Search](https://cybersectools.com/compare/aleph-search-clear-vs-cobalt-attack-surface-monitoring)
- [Cobalt Attack Surface Monitoring vs Muscope|Risk - Attack Perimeter](https://cybersectools.com/compare/cobalt-attack-surface-monitoring-vs-muscopeorrisk-attack-perimeter)
- [Cobalt Attack Surface Monitoring vs Cylana EASM](https://cybersectools.com/compare/cobalt-attack-surface-monitoring-vs-cylana-easm)

## Cobalt Attack Surface Monitoring Alternatives FAQ

### What are the closest alternatives to Cobalt Attack Surface Monitoring?

The closest matches to Cobalt Attack Surface Monitoring by shared tags and NIST CSF 2.0 coverage are ctlogs.dev, Censys Attack Surface Management, Matos Automated Attack Surface Management, Palo Alto Networks Cortex Xpanse, and CyCognito EASM Platform. All of them are External Attack Surface Management products.

### How many alternatives to Cobalt Attack Surface Monitoring are available?

This page shows 48 alternatives to Cobalt Attack Surface Monitoring, 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.

### Is Cobalt Attack Surface Monitoring free or commercial?

Cobalt Attack Surface Monitoring is a commercial External Attack Surface Management product. It needs a paid license or subscription. Only commercial alternatives are listed here. Free and open source products are under /free.

### What type of solution is Cobalt Attack Surface Monitoring?

Cobalt Attack Surface Monitoring 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.

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Source: https://cybersectools.com/alternatives/cobalt-attack-surface-monitoring

For AI agents: every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md, and any product or compare page has a Markdown copy too (add .md to its URL).

More on Cobalt Attack Surface Monitoring and its alternatives: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=alternatives-md