The OWASP Amass Project performs network mapping of attack surfaces and external asset discovery using open source information gathering and active reconnaissance techniques. Information Gathering Techniques Used: Technique Data Sources APIs 360PassiveDNS, Ahrefs, AnubisDB, BeVigil, BinaryEdge, BufferOver, BuiltWith, C99, Chaos, CIRCL, DNSDB, DNSRepo, Deepinfo, Detectify, FOFA, FullHunt, GitHub, GitLab, GrepApp, Greynoise, HackerTarget, Hunter, IntelX, LeakIX, Maltiverse, Mnemonic, Netlas, Pastebin, PassiveTotal, PentestTools, Pulsedive, Quake, SOCRadar, Searchcode, Shodan, Spamhaus, Sublist3rAPI, SubdomainCenter, ThreatBook, ThreatMiner, URLScan, VirusTotal, Yandex, ZETAlytics, ZoomEye Certificates Active pulls (optional), Censys, CertCentral, CertSpotter, Crtsh, Digitorus, FacebookCT DNS Brute forcing, Reverse DNS sweeping, NSEC zone walking, Zone transfers, FQDN alterations/permutations, FQDN Similarity-based Guessing Routing ASNLookup, BGPTools, BGPView, BigDataCloud, IPdata, IPinfo, RADb, Robtex, ShadowServer, TeamCymru Scraping AbuseIPDB, Ask, Baidu, Bing, CSP Header, DNSDumpster, DNSHistory, DNSSpy, DuckDuckGo, Gists, Google, HackerOne, HyperStat, PKey, RapidDNS
FEATURES
ALTERNATIVES
A lightweight and portable Docker container for penetration testers and CTF players
Tool for randomizing Cobalt Strike Malleable C2 profiles to evade static, signature-based detection controls.
A technique for social engineering and untrusted command execution using ClickOnce technology
A tool for working with Direct System Calls in Cobalt Strike's Beacon Object Files (BOF) for offensive security purposes.
Customize Empire's GET request URIs, user agent, and headers for evading detection and masquerading as other applications.
Cutting-edge open-source security tools for adversary simulation and threat hunting.
Weaponize Word documents with PowerShell Empire using the Microsoft DDE exploit.
PINNED

InfoSecHired
An AI-powered career platform that automates the creation of cybersecurity job application materials and provides company-specific insights for job seekers.

Mandos Brief Newsletter
A weekly newsletter providing cybersecurity leadership insights, industry updates, and strategic guidance for security professionals advancing to management positions.

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.

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.

Checkmarx SCA
A software composition analysis tool that identifies vulnerabilities, malicious code, and license risks in open source dependencies throughout the software development lifecycle.

Orca Security
A cloud-native application protection platform that provides agentless security monitoring, vulnerability management, and compliance capabilities across multi-cloud environments.

DryRun
A GitHub application that performs automated security code reviews by analyzing contextual security aspects of code changes during pull requests.