Best EASM Tools

A10 Networks delivers secure, high-performance networking solutions that protect and scale critical applications across core, cloud, and edge environments

Anufy sells Horusion, a SaaS exposure-management platform that combines external attack surface discovery, leaked-credential monitoring and brand impersonation detection.

ArmorPoint is a cloud-native managed security operations platform built for midsize enterprises and the partners who serve them.

Proof-Based Exposure Security

Attaxion builds on decades of joint cybersecurity expertise from our founders, team members, and advisors.

Axur focuses on External Threat Protection (ETP) and brand protection by monitoring the digital landscape for brand abuse, data leaks, and fraudulent activities.

Backline is an agentic security platform, built for Autonomous Exposure Remediation, Gartner's newly named category for fixing vulnerabilities, not just finding them.

Staying ahead of attackers requires thinking like one. Our offensive security approach adapts to today's evolving threats, helping you find and fix vulnerabilities before they become incidents.

At Bitdefender, cybersecurity isn't just what we do, it's who we are. For over two decades, we've been at the forefront of protecting individuals, businesses, and governments against sophisticated cyber threats and attacks.

Risk now moves across enterprises, supply chains, cloud environments, and digital identities, and AI is accelerating how quickly vulnerabilities can be exploited.

BreachLock offers a unified offensive security platform that provides Penetration Testing as a Service (PTaaS) and Continuous Threat Exposure Management (CTEM).

Breeze Security is a cyber asset attack surface management vendor focused on consolidating exposure data from existing security tools and mapping how misconfigurations chain into attack paths.

Bugcrowd provides penetration testing and red-team services through a managed crowdsourced platform that matches customers with vetted ethical hackers and curated tester teams.

Censys provides Attack Surface Management focused on external internet visibility: it continuously scans the public Internet, attributes discovered assets to an organization, and tracks changes in hosts, ports, certificates,

CloudSEK is a digital risk protection platform (DRPP) that utilizes AI to monitor the deep, dark, and open web for external threats.

We are a market leader in investigative analytics software that empowers a variety of government and other organizations with Actionable Intelligence for a Safer World™.

Criminal IP delivers Decision-Ready Intelligence powered by AI and OSINT, enabling precise threat analysis and deep investigations into IPs, domains, and URLs with reputation data, threat scoring, along with real-time detection

CyberProof is a cloud first security operations company, enabled through key cloud partners, to help deliver the most cutting edge security services to help protect your enterprise.

Cybersixgill is a deep and dark web threat intelligence provider acquired by Bitsight, delivering automated collection and analysis across cybercriminal underground forums, markets, and messaging platforms.

CyCognito empowers companies to take full control over their attack surface by taking the attacker's view to uncover and fix critical security risks.

CYE provides an AI-driven exposure management platform that quantifies cyber risk into financial terms to help CISOs prioritize remediation.

Detectify is the application security platform that gives modern security teams ultimate control over their actual attack surface, delivering proprietary vulnerability data designed for both humans and agents.

Continuous Offensive Security for APIs and Applications

Agentic AI Penetration Testing for Web Apps and APIs

FireMon is a network security company focused on firewall policy control for the hybrid enterprise.

Harness the power of data, human expertise, and automated analysis with Flashpoint's threat intelligence platform.

Transforming networks to be more reliable, agile, and secure

F‑Secure is a human-first, AI‑powered consumer cyber security experience company with 38 years of expertise in tackling digital threats.

Uses AI agents to test organisations the way attackers do, so security teams can see which exposures are actually exploitable. It offers Atlas for attack surface management and Nova for on-demand penetration testing.

Intrigue.io is an external attack surface management vendor focused on discovering, mapping, and continuously monitoring internet-exposed assets.

Intruder provides a cloud-based vulnerability management platform founded in 2015 by Chris Wallis to address prioritization challenges in vulnerability scanning.

IONIX (formerly Reflectiz) is an External Attack Surface Management (EASM) platform that maps the entire digital ecosystem, including shadow IT and supply chain dependencies.

JupiterOne started with one goal in mind, to simplify security and make it attainable for all individuals and organizations as a basic right.

Mandiant Threat Intelligence, now part of Google Cloud Security, is a SaaS threat intelligence platform combining Google's detection telemetry, Mandiant's frontline incident response intelligence, and VirusTotal's malware

Microsoft Defender for Cloud is a unified cloud security platform that provides cloud security posture management (CSPM), cloud workload protection, DevOps security, and AI workload protection across hybrid and multicloud environments including Azure, AWS, and on-premises infrastructure.

Founded by security engineers and AI researchers. We're building the agent infrastructure for autonomous security teams.

Nagomi Security provides a threat exposure management platform that bridges the gap between identification and remediation within a Continuous Threat Exposure Management (CTEM) framework.

NetApp transforms enterprise storage into an active security surface by embedding threat detection and data resilience directly into the infrastructure layer.

Nord Security offers a suite of business tools including NordLayer for network access and NordPass for credential management, focused on the SMB and mid-market segments.

Palo Alto Networks is the world's leading cybersecurity company delivering AI-powered platform-based security solutions for networks, cloud, identities, and security operations across enterprises globally.

Panorays is a third-party risk and vendor compliance platform used by security and procurement teams to collect evidence, run security questionnaires, and document risk decisions across supplier relationships.

Pentera sets the global standard for exposure validation by building the most advanced attack emulation platform, easily applied to any attack surface.

ProjectDiscovery (Nuclei) is an open-source, template-driven vulnerability scanning engine that is used in attack surface management to discover exposed assets, identify internet-facing services, and detect weaknesses across web

Secure Access Made Easy, Comprehensive, and Flexible

QIZ Security provides a cryptography management platform that helps organizations discover, prioritize and remediate cryptographic risk while preparing for the transition to post-quantum cryptography.

Qualys provides Vulnerability Management, Detection and Response (VMDR), a cloud-based platform that automatically discovers assets across on-premises, cloud, and mobile environments, including unmanaged devices.

Rapid7 is a global leader in AI-powered managed cybersecurity operations, trusted to advance organizations' cyber resilience.

Raxis is a U.S.-based offensive security provider focused on human-led penetration testing, red teaming, and PTaaS.

Recorded Future secures the world by empowering businesses, governments, and other organizations to stay one step ahead of today's relentless threat actors.

RedSeal provides a network modeling and risk prioritization platform that maps complex hybrid-cloud environments to visualize the complete attack surface.

Reflectiz is the AI-powered web exposure platform that continuously monitors and protects what executes on your websites.

ReliaQuest delivers an Agentic AI Security Operations platform, GreyMatter, that unifies detection, investigation, and response across SIEM, EDR, and Cloud environments.

Reduce risk with certainty and at scale with SafeBreach, the only enterprise-grade CTEM platform.

A swarm of agents. An army of risk engineers. One threat-informed TPRM platform to stop risk before it spreads across your supply chain.

SpartanX is an autonomous exposure management platform that runs continuous, AI-driven red teaming across an organization's attack surface.

Spektion provides a runtime exposure management platform that goes beyond static vulnerability scanning by analyzing the actual execution behavior of assets.

Spyse is an external attack surface management platform focused on discovering and monitoring internet-exposed assets, mapping them to domains and organizations, and surfacing reachable services and exposures.

Strike is a Continuous Threat Exposure Management (CTEM) platform that automates threat emulations across an organization's external and internal attack surface.

SubImage is an open-core cloud security graph product that maps infrastructure across cloud and on-prem environments and presents CSPM-style posture checks through a queryable graph.

AI Finds More. Humans Prove What Matters. Continuous Pentesting at Scale

Intelligence that moves first.

We are dedicated to isolating and eradicating the exposures that hold organizations back.

ThreatDefence is the only SecOps as a Service company providing broad coverage across your entire technology stack with evidence-based security.

UpGuard is a cybersecurity vendor whose platform includes GRC-adjacent workflows, but it is primarily positioned around cyber risk posture and third-party risk rather than a full enterprise GRC suite.

Veriti is an exposure assessment and remediation vendor that sits near the vulnerability management market, but its focus is broader than traditional scanning.

XM Cyber is a leader in exposure management that uses attack path modeling to show how attackers can navigate hybrid cloud and on-prem environments.

Zscaler is a cloud-based Zero Trust SASE platform that secures users, devices, workloads, and AI agents through its Zero Trust Exchange architecture, processing over 750 billion daily transactions.