Best AYAsec Alternatives & Competitors in 2026

ctlogs.dev

Fast Certificate Transparency search and JSON API for subdomain reconnaissance.

SurfaceDiff

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

DDactic Attack Surface Discovery

Scans domains to discover attack surface, vulnerabilities, and generate hardening

Trickest ASM - Attack Surface Management

Customizable ASM platform for asset discovery, monitoring, and enrichment

crt.guru

External TLS cert monitoring with expiry alerts, vuln scanning & compliance reports.

TRaViS

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

Attack Surface Scan

Agentless external attack surface monitoring with continuous change detection.

Detectify Surface Monitoring

Monitors internet-facing subdomains for vulnerabilities and misconfigurations

Criminal IP Security Scanning Service

Internet-connected asset search engine with vulnerability scanning capabilities

Guardz External Footprint

External attack surface monitoring with dark web intelligence and scanning

Cylana EASM

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

Attaxion

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

Assetnote Exposure Engine

Continuous exposure detection & verification engine for attack surface mgmt.

Threat Surface - Attack Surface Management

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

ThreatDefence Integrated ASM

ASM platform monitoring external attack surface, dark web leaks & 3rd-party risks.

v6Protect Trusted Third Party Security Service

Independent security scoring and attestation for third-party managed web apps

Driftnet Explore

Internet-wide scanning platform for discovering exposed devices, services

crt.sh

Bash script for subdomain enumeration via crt.sh certificate transparency logs.

FestIn

FestIn discovers open S3 buckets associated with a domain using crawling and DNS reconnaissance techniques.

aquatone

A tool for domain flyovers

Cyber Exposure Manager

Cyber Exposure Manager: continuous visibility and remediation for external risk

Sn1per Professional 2026

Sn1per Professional 2026: automated penetration testing & attack surface management

Domain Beacon

Provide intelligence about a domain

Assetnote ASM

External attack surface management platform with continuous asset discovery

SOC Radar DNS Monitoring

SOCRadar DNS Monitoring provides real-time monitoring of DNS infrastructure with automated discovery, record change alerts, and detection of DNS-based security threats.

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.

Akamai DNS Posture Management

DNS security posture management across multicloud and on-prem environments

Siemba EASM

AI-driven EASM platform for discovering and monitoring external-facing assets

Axur Unified EASM + CTI

EASM platform with integrated CTI for asset discovery and vulnerability mgmt

Wallarm API Attack Surface Management

Agentless API attack surface discovery and vulnerability detection platform

Detectify Platform

Platform for external attack surface management and application security testing

Halo Security Attack Surface Discovery

Discovers and inventories internet-facing assets including subdomains, IPs, and apps.

Edgescan Attack Surface Management (ASM)

External attack surface management platform for asset discovery and monitoring

SecurityScorecard Attack Surface Intelligence

Attack surface intelligence platform for threat hunting and asset discovery

Zerocopter Recon

External attack surface mapping service to discover exposed digital assets

ConnectSecure Attack Surface Scanning

External attack surface scanning for MSPs to identify vulnerabilities

Salience xASM

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

KYND Attack Surface Management

External attack surface mgmt with CVE scanning & continuous monitoring.

Muscope|Risk - Attack Perimeter

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

Qontrol Avant-Vente

Passive pre-sale domain diagnostic tool for vCISOs, MSPs & MSSPs.

Vulneri ASM

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

DNS Assistant

DNS posture mgmt platform for real-time DNS & WHOIS change monitoring.

ArmorPoint Attack Surface Management

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

SECWATCH Exposure Control

Human-validated external attack surface risk prioritization combining scanning

MoreSec Sentry Cloud

AI-driven asset discovery and vulnerability risk monitoring system by MoreSec