Interview Q&A / AWS & Cloud
AWS & Cloud interview questions
EC2, S3, Lambda, IAM and VPC basics, with when to pick which service.
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- What is an S3 presigned URL and when would you use it?
A presigned URL is a temporary link, signed with someone's credentials, that lets a person upload or download one specific S3 object without having AWS credentials. It stops working when it expires.
IntermediateQuick answer1 min read