PCI DSS Compliance
PCI DSS Requirement 10: Logging and Monitoring That Survives an Investigation
Requirement 10 defines what payment environments must log, how logs are protected, and daily review duties. A practical implementation guide.
Emerging Threats & Trends
Adversary-in-the-Middle Phishing: Why OTP Codes Stopped Being Enough
Adversary-in-the-middle kits proxy the real login and relay OTPs in real time, defeating SMS and app codes. How AiTM works and what…
Regulations & Standards
Compensating Controls vs the Customized Approach in PCI DSS 4.0
Two ways to meet PCI DSS without the defined control: temporary compensating controls and 4.0's customized approach. How each works and when…
Mobile & Digital Wallets
Wallet Provisioning Fraud: When Stolen Cards Get Added to Someone Else’s Phone
Criminals enroll stolen card numbers into mobile wallets by defeating issuer verification. How provisioning fraud works and how issuers stop it.
Fraud Prevention
Gift Card Fraud: Why Criminals Love Prepaid Value
Balance draining, bot enumeration, card-testing cash-outs, and scam payments: how gift card fraud works and how issuers and merchants fight it.
Best Practices & How-To
Taking Card Payments by Phone: Call Center Security and PCI Scope
Phone payments drag call recordings, agents, and desktops into PCI scope. DTMF masking, pause-and-resume, and architectures that descope the contact center.
EMV & Card-Present Security
Open-Loop Transit Payments: How Tap-to-Ride Handles Risk Offline
Transit gates approve taps in milliseconds, often before authorization. Deny lists, aggregation, and the risk model behind open-loop transit payments.
Data Breaches & Incident Response
Cyber Insurance for Payment Breaches: What’s Covered and What Isn’t
PFI costs, card-brand assessments, notification, ransomware: what cyber insurance actually covers after a payment breach, and the exclusions that bite.
E-commerce & Online Payments
CIT, MIT, and Stored Credentials: The Framework Behind Saved Cards
Card networks require flagging stored-credential payments as CIT or MIT with consent and transaction IDs. The framework, and why declines drop when…
Mobile & Digital Wallets
Mobile Payment Security for App Developers: SDKs, Pinning, and Hostile Devices
Payment SDKs, certificate pinning, root detection, secure storage, and deep-link risks: practical security for apps that take payments.