[AWS Cloud Practitioner(CLF-C01)] Cloud Concept 3편 - IAM Summary
IAM = Identity and Access Management, Global service
-Root account created by default, shouldn't be used or shared
-Users are people within your oranization, and can be grouped
-Groups only contain users, not other groups
-Users don't have to belong to a group, and user can belong to multiple groups
IAM Section Summary
Users : mapped to a physical user,has a password for AWS Console
Groups : contains users only
Policies : JSON document the outlines permission for user or groups
Roles : for EC2 instances or AWS services
Security : MFA + Password Policy
AWS CLI : manage your AWS services using the command-line
AWS SDK : manage your AWS services using a programming language
Access Keys : access AWS using the CLI or SDK
Audit : IAM Credential Reports & IAM Access Advisor
* MFA = Multi Factor Authentication
-> password you konw + security device you own (OTP 인증 로그인 방식)