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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 5/7
Guides9 min read

The Complete Guide to Data Breach Response in 2025

A practical breach response playbook: the NIST incident response lifecycle, EU 72-hour notification clocks, and post-incident recovery.

Technical8 min read

Passkeys vs Passwords: How WebAuthn Actually Works

Passkeys and WebAuthn promise passwordless authentication that resists phishing. This piece covers the cryptography on the wire, and the places it does not save you.

Case Studies8 min read

Case Study: Detecting a Supply Chain Attack in 48 Hours

How a mid-market fintech used stealer-log alerts to catch a vendor supply chain attack within 48 hours of stolen credentials surfacing.

Industry Insights8 min read

The State of Identity Security in 2025: Trends and Predictions

Identity security in 2025: passkeys, ITDR, non-human identities, and AI-driven attacks. Seven trends and a practical roadmap.

Technical8 min read

Implementing Zero Trust Architecture: Lessons from Real Deployments

Practical zero trust architecture lessons from real deployments, covering NIST 800-207, phased rollout, and common ZTA failure modes.

Case Studies7 min read

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.

Industry Insights7 min read

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.

Reports9 min read

Monthly Threat Landscape Report: January 2025

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

Threat Intelligence8 min read

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.

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