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6 min

What attackers learn about you in 10 minutes of OSINT

Your exposed attack surface is bigger than you think. Here's how open-source intelligence maps it — and how to shrink it.

What attackers learn about you in 10 minutes of OSINT

Before an attacker sends a single packet at your systems, they read everything you have left in the open. Open-source intelligence (OSINT) is the reconnaissance phase — assembling a picture of your organization from public sources — and it is almost always larger than the team defending it assumes.

What ten minutes reveals

  • Forgotten subdomains and staging environments still answering requests — dev., old., test. — often unpatched and unmonitored.
  • Leaked credentials and API keys in public code repositories, old data breaches and paste sites. Reused passwords turn one old leak into today's account takeover.
  • Your people, stack and vendors — job posts reveal your tech, LinkedIn reveals your org chart, both feed targeted phishing.
  • Cloud storage, exposed dashboards and misconfigured DNS — open buckets, unauthenticated admin panels, records pointing at services you decommissioned.

Why the surface keeps growing

Every new SaaS tool, every acquired company, every quick staging box, every contractor's integration adds exposure — and almost none of it gets retired on a schedule. The attack surface expands by default; it only shrinks on purpose.

From snapshot to living inventory

A once-a-year external assessment is a photograph of a moving target. What actually reduces risk is continuous discovery: knowing what you own, watching for new exposure, and retiring it before it is exploited. You cannot defend what you do not know you have.

How Byteramp helps

Vector, our platform, runs OSINT on demand — correlating domains, people, leaked credentials and breach data across dozens of sources, then using our own AI model to explain what each finding means and what to do about it. For teams that want the adversary's full view, our specialists run deeper reconnaissance as part of a penetration test or red-team engagement.

The point is not to be alarmed by how much is out there. It is to see exactly what an attacker sees — and to shrink it, deliberately, before they act on it. We do this for organizations across Sweden and the Nordics, from startups to public-sector bodies.

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