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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.

All Articles

84 posts · page 8/10
64

How a SaaS Startup Stopped a Credential Stuffing Wave

A mid-sized SaaS used breached-password matches to prevent 50+ account takeovers during a credential stuffing wave. Timeline and takeaways.

Jan 2, 2025
65

Why Privacy Regulations Are Reshaping Threat Intel

How CCPA and US state privacy laws shape what threat intel vendors can collect, store, and lawfully disclose.

Dec 30, 2024
66

Monthly Threat Landscape Report: January 2025

Revealer.US January 2025 threat report: ransomware, infostealers, credential exposures, zero-days, and emerging TTPs.

Dec 29, 2024
67

How Credential Stuffing Attacks Work and How to Stop Them

Credential stuffing replays leaked passwords to take over accounts. How ATO works, and how to defend against it.

Dec 28, 2024
68

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.

Dec 27, 2024
69

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.

Dec 26, 2024
70

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.

Dec 23, 2024
71

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.

Dec 22, 2024
72

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.

Dec 20, 2024