This is the first release in a new Castle series highlighting email domains associated with fraudulent activity. Our goal is to provide visibility into email infrastructure commonly abused by bots and fraudsters, so that security teams can improve their detection systems. Each month, we’ll publish a ranked list
First seen on securityboulevard.com
Jump to article: securityboulevard.com/2025/04/fraudulent-email-domain-tracker-april-2025/
