# Halo Security External Attack Surface Management Halo Security External Attack Surface Management is an External Attack Surface Management product by Halo Security. It runs in the cloud. Pricing is commercial (contact sales). External attack surface management platform for asset discovery and monitoring Listed January 2026. ## What is Halo Security External Attack Surface Management? Halo Security External Attack Surface Management is a platform that provides visibility into an organization's external attack surface through agentless asset discovery and continuous monitoring. The platform discovers internet-facing assets including websites, servers, domains, and certificates that may be unknown to security teams. The solution monitors various security elements including TLS certificates, third-party JavaScript, HTTP headers, open ports, running services, forms, cookies, and downloads. It identifies security issues such as missing patches, outdated software versions, OWASP vulnerabilities including SQL injection and cross-site scripting, and anomalies in configurations. The platform provides a centralized dashboard for managing discovered assets and applying security resources such as firewall monitoring and penetration testing. It includes alerting capabilities to notify teams when changes occur to monitored assets. The system tracks metadata including server locations, domain registrations, platforms used, and traffic hosts. Halo Security offers access to security practitioners who assist with result validation, vulnerability discussions, and analysis of internet-exposed assets. The platform is designed for enterprises seeking to identify and monitor their external perimeter without deploying agents. Tags: OWASP ## Where it fits in your security program (NIST CSF 2.0) - [Identify](https://cybersectools.com/guides/building-identify-program-small-team): helps you know your assets and your risks. - [Detect](https://cybersectools.com/guides/building-detect-program-small-team): helps you spot attacks and unusual activity. ## Quick facts - Category: [Exposure & Vulnerability Management](https://cybersectools.com/categories/exposure-vulnerability-management) ยท [External Attack Surface Management](https://cybersectools.com/categories/external-asm) - Vendor: [Halo Security](https://cybersectools.com/companies/halo-security) - Deployment: Cloud - Company size fit: Mid-Market, Enterprise - Pricing model: Commercial (contact sales) - Features: 10 listed - Integrations: 16 listed - Website: halosecurity.com The full feature and integration lists are on the page for signed-in visitors. ## Where it ranks Halo Security External Attack Surface Management is not a pick on the current [Best Attack Surface Management Solutions for Business](https://cybersectools.com/shortlists/best-attack-surface-solutions). ## Halo Security External Attack Surface Management FAQ ### What is Halo Security External Attack Surface Management? Halo Security External Attack Surface Management is a product by Halo Security in the External Attack Surface Management category. It covers OWASP. ### What is the pricing for Halo Security External Attack Surface Management? Halo Security External Attack Surface Management is a commercial product. For pricing, visit https://halosecurity.com/attack-surface-management/ or contact Halo Security. ### What are alternatives to Halo Security External Attack Surface Management? Alternatives to Halo Security External Attack Surface Management listed on CybersecTools: 1. [ctlogs.dev](https://cybersectools.com/tools/ctlogsdev) - Fast Certificate Transparency search and JSON API for subdomain reconnaissance. (Commercial) 2. [CyCognito EASM Platform](https://cybersectools.com/tools/cycognito-easm-platform) - EASM platform that discovers, attributes, and actively validates external assets and risks (Commercial) 3. [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) 4. [StrikeOne Attack Surfa](https://cybersectools.com/tools/strikeone-attack-surfa) - AI-powered attack surface management platform for cybersecurity monitoring (Commercial) 5. [Hadrian Agentic AI](https://cybersectools.com/tools/hadrian-agentic-ai) - AI-powered platform for continuous attack surface discovery and pentesting (Commercial) Compare all Halo Security External Attack Surface Management alternatives at [https://cybersectools.com/alternatives/halo-security-external-attack-surface-management](https://cybersectools.com/alternatives/halo-security-external-attack-surface-management) ### What deployment and organization size does Halo Security External Attack Surface Management fit? Halo Security External Attack Surface Management is available as a cloud service. It is listed for mid-market companies and enterprises. Pricing is commercial. Ask Halo Security for pricing and support terms. ## Compare Halo Security External Attack Surface Management with similar solutions - [Halo Security External Attack Surface Management vs ctlogs.dev](https://cybersectools.com/compare/ctlogsdev-vs-halo-security-external-attack-surface-management) - [Halo Security External Attack Surface Management vs CyCognito EASM Platform](https://cybersectools.com/compare/cycognito-easm-platform-vs-halo-security-external-attack-surface-management) - [Halo Security External Attack Surface Management vs Outpost24 External Attack Surface Management](https://cybersectools.com/compare/halo-security-external-attack-surface-management-vs-outpost24-external-attack-surface-management) All alternatives to Halo Security External Attack Surface Management: [/alternatives/halo-security-external-attack-surface-management](https://cybersectools.com/alternatives/halo-security-external-attack-surface-management) --- Source: https://cybersectools.com/tools/halo-security-external-attack-surface-management For AI agents: every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md, and any compare page has a Markdown copy too (add .md to its URL). More on Halo Security External Attack Surface Management and Halo Security: 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=product-md