Best defend.network Alternatives & Competitors in 2026

Broadsheet

Vulnerability intel service tracking CVEs for your specific vendor/product stack.

CrowdSec Live Exploit Tracker

Real-time CVE exploitation tracker with active IP feeds and IoC visibility.

VerSprite Weekly Threat Intelligence

Weekly threat intelligence briefings published by VerSprite

Picus Threat Library

Threat intelligence library with 30,000+ threats mapped to MITRE ATT&CK

Antiy High-level Threat Intelligence Svc

Subscription threat intel service with reports, translations & security notifications.

Mobile Threat Intelligence

Mobile-focused threat intel covering apps, devices, URLs, APTs, and malware.

CyberOwl

CyberOwl aggregates and summarizes daily security advisories from multiple CERT organizations and threat intelligence sources into consolidated reports.

IronNet IronRadar

Proactive C2 threat intelligence feed for detecting adversary infrastructure

Bitdefender Operational Threat Intelligence

Threat intelligence platform providing global threat visibility and IoCs

Malware Patrol Enterprise CTI

Enterprise threat intelligence feeds covering malware, phishing, C2, and IPs

Malware Patrol Threat Intelligence

Threat intelligence feeds providing malware and threat data in multiple formats

Ivanti Neurons for Vulnerability Knowledge Base

Vulnerability threat intelligence platform with risk-based scoring and CVE/CWE data

SecurityScorecard Intelligence Feeds

Cyber threat intelligence feeds for SOC and threat intelligence teams

VMRay UniqueSignal

Behavior-based threat intel feed delivering malware IOCs with context

zvelo PhishBlocklist™

Curated phishing threat intelligence feed with predictive detection

Nothreat ThreatShield

AI-driven threat intel feeds for automated blocking on 20+ firewall vendors

Netcraft Threat Feeds

Threat intelligence feeds covering 100+ attack types with 5-min updates

IPQS IP Address Abuse Feed

Daily threat intel feed identifying malicious IPs with abuse classifications

Abusix Threat Intelligence

Real-time threat intel platform with IP/domain reputation scoring and low false positives.

Critical Start CTI

Managed CTI service monitoring dark web & open sources for emerging threats.

OpenAVN Data

Digital threat intel platform with 300TB+ of malware data, AI analytics & forecasting.

SecurityTrails API™

API providing historical & current DNS, WHOIS, and domain intelligence data.

Cybersec Feeds

A threat intelligence aggregation service that consolidates and summarizes security updates from multiple sources to provide comprehensive cybersecurity situational awareness.

SikkerAPI

IP reputation & threat intel API backed by honeypot sensors and community reports.

CYBERA Signals

Free mule account alert feed for banks to detect scam-linked accounts.

ZeroFox Threat Intelligence Feeds

Threat intelligence feeds for SOC teams from social, dark web & botnet sources

SecurityZones SURBL BV

Domain reputation threat intelligence feeds for malicious domain detection

IPQS Proxy Detection Database

Database for detecting proxies, VPNs, Tor nodes, and high-risk IP addresses

Abusix Guardian Intel

Real-time threat intel feeds sourced from honeypots & ISP abuse reports.

alphaMountain Threat Intel & URL Classification

AI-powered URL classification & IP reputation feed/API for security vendors.

CTIChef.com Detection Feeds

A tiered cyber threat intelligence service providing detection rules from public repositories with varying levels of analysis, processing, and guidance for security teams.

Constella Threat Intelligence Data Signals API

API providing access to compromised identity data and threat signals

KELA Technical Cybercrime Intelligence

Technical threat intel feed of compromised IPs/domains from cybercrime sources

OPSWAT MetaDefender InSights C2

Real-time C2 infrastructure detection and disruption threat intelligence feed

Sec1 ZeroDefender

Real-time zero-day vulnerability detection and alerting platform

CYJAX Investigative Intelligence

Investigative intelligence service for law enforcement agencies

Nozomi Networks Threat Intelligence

OT/IoT threat intelligence feed for vulnerability and malware detection

Armis Vulnerability Intelligence Database

AI-powered vulnerability intelligence database with real-time threat context

Hitachi Cyber Cyber Threat Intelligence Services

CTI services combining human expertise and AI for threat analysis

NETSCOUT ATLAS Intelligence Feed (AIF)

AI-powered threat intelligence feed for automated DDoS protection

IPQualityScore IP Risk Score API

Real-time IP fraud detection and risk scoring API for identifying malicious IPs

alphaMountain Domain & IP Reputation

AI-based domain & IP threat scoring API for security product integration.

Farsight Security DNSDB

Passive DNS intelligence platform for threat detection and investigation.

Safety Vulnerability Database

Proprietary Python vulnerability DB with AI detection & expert verification.

PhishTank

Community-driven phishing URL archive operated by Cisco Talos.

RiskAnalytics ShadowNet

Free threat intel feed blocking malicious IPs/domains via global sensors.

CyberCure Advanced Cyber Threat Intelligence

Free cyber threat intelligence feeds for proactive threat detection