Security tooling
Security Tools
A growing suite of free, browser-based tools for reconnaissance, analysis, and hardening — built for bug bounty hunters, blue teams, and anyone who wants a fast answer without a signup.
Scanners & Monitoring
3 toolsVulnerability Scanner
Recon, passive posture analysis, and authorized active testing in one streaming console.
Open tool →WAF Checker
Fire real attack payloads at a target to see what its web application firewall blocks.
Open tool →Attack Surface Monitor
Look up a domain to see its last tracked security posture and how it has changed over time.
Open tool →Recon & Intelligence
8 toolsCVE Exploitability Explorer
Look up a CVE and see whether it is known-exploited, its severity, and linked analysis.
Open tool →Typosquat Radar
Generate look-alike domain permutations and see which are registered and mail-capable.
Open tool →DNS Lookup
Query A, AAAA, MX, TXT, NS, CNAME, CAA, SOA and more over secure DNS, instantly.
Open tool →IP Lookup
Enrich any IP with geolocation, ASN, ISP and VPN, proxy, Tor or hosting classification.
Open tool →Subdomain Finder
Merge certificate transparency, passive DNS and issuance records into one subdomain list.
Open tool →URL Reputation
Check a suspicious link for phishing structure and malware blocklist hits — without visiting it.
Open tool →Threat Actor Search
Search cybercrime forum and darknet handles, and pivot into tracked adversary profiles.
Open tool →Bug Report Search
Search 21,000+ disclosed bug bounty reports by researcher, program, bug class, severity or bounty.
Open tool →Email & Identity
4 toolsTemporary Email
Instantly generate a disposable inbox to receive mail without exposing your real address.
Open tool →Email Header Analyzer
Parse raw email headers into a delivery timeline with SPF, DKIM, and DMARC results.
Open tool →Password Breach & Strength
Privacy-preserving breach check (only a hash prefix leaves your browser) plus crack-time.
Open tool →Email Lookup
Check an address for disposable domains, role accounts, live MX, and known breach exposure.
Open tool →Crypto & Encoding
2 toolsGenerators & Calculators
4 toolsCVSS 3.1 Calculator
Score a vulnerability with the official CVSS v3.1 metrics and get the vector string.
Open tool →Password Generator
Generate strong random passwords and memorable passphrases, entirely in your browser.
Open tool →CIDR / Subnet Calculator
Expand any IPv4 CIDR block into network, broadcast, mask, and usable host range.
Open tool →security.txt Generator
Produce an RFC 9116 security.txt and a vulnerability disclosure policy in seconds.
Open tool →Infrastructure
1 toolAll tools are provided for authorized security testing and educational use only. Active testing must only be performed against systems you own or are explicitly permitted to assess.