Unverified50% confidenceFactExact time
IAM Roles机制允许EC2、Lambda、ECS等计算资源在无需存储长期密钥的情况下安全访问AWS资源，运行时凭证由AWS基础设施自动注入和轮换
1
Sources
50%
Confidence
Long-term
Relevance
9/3/2026
First Seen
Sources
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