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OSINT & Breach Intel.

Threat research, breach analysis, and practical OSINT guides: email lookup, username search, data breach checking, and infostealer intelligence, from the Revealer.US team.

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62 posts · page 6/7
Industry Insights9 min read

The Economics of Cybercrime: Why Credentials Are the New Currency

How the stolen credentials market works, from infostealer operators to automated marketplaces and initial access brokers.

Threat Intelligence8 min read

Dark Web Monitoring: What Every CISO Needs to Know in 2025

Dark web monitoring in 2025 has moved beyond Tor forums. What CISOs need to know about stealer logs, Telegram channels, and real-time exposure signals.

Reports9 min read

Q4 2024 Breach Analysis: Key Findings from 12B Records

Our Q4 2024 breach analysis covers 2.1B newly exposed records across healthcare, SaaS, retail, and finance, with sector breakdowns and attribution.

Threat Intelligence9 min read

Ransomware-as-a-Service: How RaaS Reshaped Cybercrime

Ransomware-as-a-Service turned extortion into a franchise business. How RaaS affiliate models work, from initial access brokers to triple extortion.

Threat Intelligence9 min read

Session Hijacking via Stolen Cookies: The Silent MFA Bypass

Session hijacking with stolen cookies lets attackers bypass MFA entirely. Inside the infostealer economy and how to defend session tokens.

Guides8 min read

How to Run an OSINT Investigation: A Step-by-Step Guide

A concrete 8-step OSINT investigation workflow covering scoping, identifier pivots, breach data correlation, and defensible reporting.

Guides8 min read

Building a Credential Exposure Monitoring Program

How to stand up a credential exposure monitoring program: scope, breach data sources, triage playbooks, remediation workflows, and KPIs.

Guides7 min read

Vendor Risk Assessment: A Third-Party Security Framework

A practical vendor risk assessment framework covering intake tiering, SIG questionnaires, SOC 2 red flags, and continuous third-party monitoring.

Technical8 min read

Rate Limiting Auth: Stopping Brute Force and Stuffing

Rate limiting for authentication endpoints: token buckets, sliding windows, per-account keying, CGNAT handling, and layered credential stuffing defense.

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