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What is CNN1-FreeEventsAnalyzed?
Last updated: March 31, 2025Amazon GuardDuty has foundational threat monitoring that analyzes events from AWS CloudTrail. The first 30 days of usage is free and this billing code represents the corresponding free tier usage. Once you roll off of the first 30 days of usage, you will be charged per millions events monitored per month.
The prefix represents the China region in Beijing.