What is Open Source Intelligence (OSINT)?
OSINT leverages the vast amount of information publicly available online for security purposes. Practitioners collect data from social media profiles, LinkedIn for organizational structure, company websites, public databases, government records, news articles, forums, code repositories, and more. Advanced OSINT uses specialized search techniques, automation tools, and analysis frameworks to find non-obvious connections and insights. Both security professionals and attackers use OSINT—defenders to understand their attack surface and monitor for threats, attackers to research targets for social engineering. OSINT can reveal employee information useful for spear phishing, infrastructure details enabling technical attacks, business relationships for fraud scenarios, and security weaknesses. The passive nature means OSINT activities are generally legal and undetectable.
Business Impact
Organizations face risks from the information they publicly expose, which attackers leverage for reconnaissance before attacks. Employee social media may reveal organizational details, technologies used, relationships, and schedules valuable for targeting. Company websites expose technologies, partners, executives, and other intelligence. Public filings reveal financial information, strategic plans, and vulnerabilities. For defenders, OSINT provides early warning of threats including leaked credentials, planned attacks discussed in forums, infrastructure changes indicating reconnaissance, and impersonation attempts on public platforms.
Allure Security's Approach
OSINT capabilities monitor public channels for early threat detection including lookalike domains, fake social media accounts, leaked credentials, and threat actor discussions about your organization. Understanding what information about your brand is publicly available informs risk assessment and security strategy.