Krebs on Security
Cybercrime and underground economy

Brian Krebs has established himself as the preeminent investigative journalist covering cybercrime. His deep-dive investigations into criminal organizations, fraud schemes, and the underground economy provide insights unavailable from any other source.
Why Follow This Blog
Krebs’ investigative approach, cultivated relationships with law enforcement and security researchers, and willingness to pursue dangerous stories produces journalism that illuminates the cybercriminal ecosystem like no other source.
Key Topics Covered
Cybercrime Investigation
- Criminal Organizations: Deep dives into cybercrime groups
- Fraud Schemes: Payment fraud and financial crime
- Underground Markets: Dark web marketplace analysis
- Criminal Infrastructure: Bulletproof hosting and services
- Actor Attribution: Identifying cybercriminals
Financial Crime
- Credit Card Fraud: Payment card theft and monetization
- Bank Fraud: Targeting financial institutions
- Money Laundering: Moving criminal proceeds
- Cryptocurrency Crime: Crypto-enabled offenses
- SIM Swapping: Phone-based fraud
Ransomware
- Ransomware Groups: Criminal organization profiles
- Victim Stories: Impact on organizations
- Negotiations: Ransom payment dynamics
- Law Enforcement: Actions against groups
- Ecosystem Analysis: Ransomware-as-a-service
Breach Investigations
- Data Breaches: Incident investigations
- Source Analysis: How breaches occur
- Criminal Monetization: Stolen data markets
- Impact Assessment: Breach consequences