Implementing email authentication solutions like DMARC with an enforced policy is proven to drastically minimize the chances of BEC. You can learn about DMARC here: https://powerdmarc.com. Source: almost 3 years ago

Stop attacks with DMARC and protect your email service free from email spoofing Phishing PowerDMARC tool. Monitoring SPF DKIM, DMARC Record, BIMI MTA-STS TLS-RPT. Visit the website and Get a free real time email authentication assessment for your organization. Source: about 3 years ago

You can try https://powerdmarc.com it starts from 8 usd a month, you get the DMARC analyzer along with MTA-STS and TLS-RPT. Source: over 3 years ago

Amazon GuardDuty offers extended coverage, allowing for ongoing monitoring and profiling of Amazon EKS cluster activities.   This involves identifying any potentially harmful or suspicious behavior that could pose threats to container workloads. The EKS Protection feature within Amazon GuardDuty delivers threat detection capabilities specifically designed to safeguard Amazon EKS clusters within your AWS setup. - Source: dev.to / about 1 month ago

Bearing that in mind, AWS help customers harden their infrastructure preventing cyber incidences by mitigating threats and compromises through detection with Amazon Guard Duty. - Source: dev.to / 12 months ago

Hiya, I would advise not reinventing the wheel, here. If Amazon GuardDuty doesn't do what you need it to, you might want to look at using a third party, like Crowdstrike, for example (referring to the link you posted here). Source: over 1 year ago

Amazon GuardDuty (Security, Identity, and Compliance) Amazon GuardDuty is a threat detection service that continuously monitors for malicious activity and anomalous behavior to protect your AWS accounts, workloads, Kubernetes clusters, and data stored in Amazon Simple Storage Service (Amazon S3). The GuardDuty service monitors for activity such as unusual API calls, unauthorized deployments, and exfiltrated... - Source: dev.to / over 1 year ago

Identification: This involves detecting and identifying an incident as soon as possible, determining its scope and impact, and activating the incident response team. Using tools such as Amazon GuardDuty for threat and malicious activity detection. AWS WAF is also an effective managed service to protect web applications and environment. - Source: dev.to / over 1 year ago