Cybersecurity & Threat Intel
Vulnerability scanners, breach databases, and TLS/SSL verification
Cybersecurity & Threat Intel API Comparison Overview
Top Endpoints| API Service | Auth Type | Rate Limit | Security | Direct Link |
|---|---|---|---|---|
| VirusTotal | Free Key | 4 istek/dk | HTTPS • CORS | Docs |
| Shodan | Free Key | 1 istek/saniye | HTTPS • CORS | Docs |
| HaveIBeenPwned | Free Key | 10 istek/dk | HTTPS • CORS | Docs |
| URLScan.io | Free Key | 100 istek/saat | HTTPS • CORS | Docs |
| AbuseIPDB | Free Key | Değişken | HTTPS • CORS | Docs |
| Google Safe Browsing | Free Key | 400 istek/gün | HTTPS • CORS | Docs |
Available Endpoints (18)
VirusTotal
Multi-antivirus scan aggregator analyzing suspicious files, domains, and IP addresses
Shodan
Search engine for internet-connected servers, IoT devices, and open ports
HaveIBeenPwned
Check if personal email addresses or passwords have been leaked in data breaches
URLScan.io
Automated sandbox analyzing website DOMs, network requests, and safety scores
AbuseIPDB
Central IP address blacklist reporting malicious traffic, attacks, and brute-force
Google Safe Browsing
Google Safe Browsing: detect malicious URLs, malware, and deceptive websites
MalwareBazaar
Malware sample database and hash lookup for reverse engineers and analysts
URLhaus
Database tracking malicious websites and URLs distributing malware and trojans
AlienVault OTX
Open Threat Exchange: community intelligence on malware indicators and IPs
BinaryEdge
Threat intelligence engine scanning exposed IP ports and network vulnerabilities
GreyNoise
Internet background noise scanner analyzing mass scanners and benign crawler traffic
HackerOne
Bug bounty and vulnerability disclosure platform for ethical hackers
SecurityTrails
Comprehensive domain DNS history, WHOIS records, and reverse IP lookup
FraudLabs Pro
Fraud detection engine analyzing e-commerce transactions and chargeback risks
PhishStats
Real-time phishing indicators feed, malicious URL analysis, and IP blacklists
National Vulnerability Database
Official US National Vulnerability Database (NVD) CVE catalog and CVSS scores
Pulsedive
Community threat intelligence platform analyzing IOCs, hashes, and malware domains
About Free Cybersecurity & Threat Intel APIs
This directory curates 18 verified public APIs in the Cybersecurity & Threat Intel domain. Developers can build dashboards, mobile applications, automation bots, and microservices with these ready-to-integrate endpoints without upfront billing.
🔑 Do I need an API key?
Several APIs listed here operate as Zero-Auth services where you can execute queries directly. Others provide free developer tiers with an instant key upon registration.
⚡ Does FreeAPI support CORS?
Yes, all endpoints can be called through FreeAPI Smart Edge Gateway to bypass browser CORS headers and inspect live responses.