Best GuardEon Alternatives & Competitors in 2026

ctlogs.dev

Fast Certificate Transparency search and JSON API for subdomain reconnaissance.

Aleph Search Clear

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

TRaViS

AI-enhanced EASM platform for external attack surface discovery and monitoring.

Cyber Exposure Manager

Cyber Exposure Manager: continuous visibility and remediation for external risk

Cylana EASM

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

Attaxion

Agentless EASM platform for asset discovery, exposure mgmt & risk reduction.

Outpost24 External Attack Surface Management

Cloud platform for continuous visibility & mgmt of external attack surfaces

Censys Internet Map

Internet intelligence platform for asset discovery and attack surface mapping

QuimeraX External Attack Surface Management

EASM platform for continuous monitoring of internet-exposed assets & vulnerabilities

Cytrusst Cyber Attack Surface Management

Attack surface management platform with dark web & brand monitoring capabilities

DarknetSearch Attack Surface Discovery

Attack surface discovery platform monitoring digital assets and data exposures

NetSPI External Attack Surface Management (EASM)

Continuous discovery, monitoring, and testing of external assets and exposures

Orpheus External Attack Surface Management

EASM platform with continuous asset discovery and threat intelligence context

CyCraft XCockpit EASM

External attack surface management platform with AI-powered risk assessment

ConnectSecure Attack Surface Scanning

External attack surface scanning for MSPs to identify vulnerabilities

Coinnect EASM Platform

EASM platform for continuous external attack surface discovery and risk mgmt.

Muscope|Risk - Attack Perimeter

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

Vulneri ASM

ASM platform for continuous discovery and risk validation of internet-exposed assets.

Threat Surface - Attack Surface Management

EASM platform for continuous discovery and risk assessment of external assets.

SurfaceDiff

Continuous external attack surface monitoring that shows what changed between scans.

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.

Halo Security Attack Surface Management

External attack surface mgmt platform for discovering & monitoring assets

Risksurface

SaaS platform for attack surface management and vulnerability detection

Team Cymru RADAR

Passive asset discovery platform using Netflow data for attack surface mapping

Anomali Attack Surface Management

External attack surface management platform for asset discovery and vuln mgmt

Intel 471 Cyber Threat Exposure

CTI-driven external attack surface mgmt with threat exposure prioritization

Guardz External Footprint

External attack surface monitoring with dark web intelligence and scanning

Check Point Attack Surface Management

Continuously maps digital footprint, identifies exposures & validates exploitability

UpGuard Breach Risk

External attack surface monitoring with threat intel and brand protection

ArmorPoint Attack Surface Management

Continuous, agentless discovery and threat-intel enrichment of external internet-facing

StrikeOne Attack Surfa

AI-powered attack surface management platform for cybersecurity monitoring

RiskXchange Attack Surface Management

Attack surface management platform for monitoring vulnerabilities and breaches

Matos Automated Attack Surface Management

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

Palo Alto Networks Cortex Xpanse

Active attack surface mgmt solution for discovering & remediating unknown risks

Censys Internet Intelligence Platform

Internet intelligence platform for asset discovery and threat analysis

Axur Unified EASM + CTI

EASM platform with integrated CTI for asset discovery and vulnerability mgmt

Ivanti Neurons for EASM

Cloud-based EASM platform for discovering internet-facing assets & exposures

SecurityScorecard Attack Surface Intelligence

Attack surface intelligence platform for threat hunting and asset discovery

Cybeta

Cyber risk analytics & external infrastructure intelligence platform

Cobalt Attack Surface Monitoring

Continuous external asset discovery and monitoring with daily domain scans.

Salience xASM

xASM platform covering external, internal, and API attack surfaces.

Searchlight Exposure – Exposure Management

ASM platform that scans external attack surfaces hourly for vulnerabilities

Sn1per Professional 2026

Sn1per Professional 2026: automated penetration testing & attack surface management

Hadrian Agentic AI

AI-powered platform for continuous attack surface discovery and pentesting

Microsoft Defender EASM

Discovers and monitors external-facing assets and vulnerabilities

Assetnote ASM

External attack surface management platform with continuous asset discovery

CloudSEK Attack Surface Management

External attack surface management platform for discovering digital assets