New Breed of Magecart: GTMs Working Together, JavaScript Hidden in CSS
by Source Defense The Source Defense Research team has uncovered another active eSkimming campaign which demonstrates the use of novel techniques, and an increasing adversarial
Webinar Replay: Community Enablement
Download the CoalFire whitepaper below
[Whitepaper] CoalFire Provides Guidance on PCI DSS 6.4.3 and 11.6.1
Guidance from CoalFire on the eSkimming Security requirements found in PCI DSS 4.0.
The most talked about and concerning new requirements in PCI DSS 4.0 fall under sections 6.4.3 and 11.6.1. For the first time, merchants are required to implement security controls to prevent eSkimming attacks. These new requirements require control of all scripts running on merchant eCommerce websites.
In this new whitepaper “A Holistic Approach to Protecting Credit Card Payment Flows,” CoalFire chimes in with background on the problem, guidance on scope, advice on how best to secure credit card data in eCommerce transactions, and a review of the Source Defense approach.
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New Magecart Variant Targets UK Retailer in Stealthy Double-Entry Attack
Source Defense Research Blog | April 23, 2025 A Familiar Threat Resurfaces in the UK Our Source Defense Research team has uncovered an active Magecart-style
