blog/src/content/notes/osint/information-gathering.md

title, description, tags, publishDate

title	description	tags	publishDate
Information Gathering	Essential cybersecurity cheatsheet for Information Gathering and Open Source Intelligence (OSINT). Discover data related to emails, domains, usernames, and images using both command line and online tools.	osint enumeration information-gathering	2026-05-03

Information Gathering, often referred to as Open Source Intelligence (OSINT) in the context of ethical hacking, is the systematic collection and analysis of publicly available data about a target, providing the foundational knowledge necessary to identify potential vulnerabilities and craft targeted security assessments.

Command line tools

From	Use
Email	holehe $email
	ghunt email $email (for google account)
	github-recon $email (link, for github account)
Domain	theHarvester -d $domain -l 100
	theHarvester -d $domain -l 100 -b all (full)
Username	sherlock $username
Image	exiftool $imagePath
Instagram	instaloader profile $username
Github	trufflehog github --org=$usernameOrOrg
	github-recon $username (link)

Online tools

For	Use
Visualiser	OSINTracker
IP	Shodan
	Censys
Domain	Whois
Name	Webmii
	BreachDirectory
	LeakLookup
	IntelX
	Genealogic.review
SSID	Wigle
Image	PimEyes (faces)
	Lenso (faces)
	TinEye
	Pic2Map (exif geolocation)
Username	DeHashed
	BreachDirectory
	IntelX
	LeakLookup
	Oathnet
Email	DeHashed
	Hunter
	HaveIBeenPwned
	BreachDirectory
	LeakLookup
	IntelX
	Oathnet
Phone	Epieos
Instagram	Dumpor
Misc	Goosint
	OSINT Framework
	OSINT Dojo

OSINT Aggregation Tool

IKnowYou

Self-hosted OSINT aggregation platform: Run dozens of open-source intelligence tools against a single target in parallel; all from one clean web interface.