ACG LINK
Amazon S3 (Simple Storage Service): Overview and Configuration Example
Amazon Simple Storage Service (Amazon S3) is a scalable object storage service designed to store and retrieve any amount of data from anywhere on the web. It is a foundational service in Amazon Web Services (AWS) and provides durability, high availability, and low-latency access to stored objects. Here's a detailed overview of Amazon S3 along with a configuration example:
Features of Amazon S3:
-
Scalability:
- S3 can scale to accommodate virtually unlimited amounts of data and requests.
- Durability and Availability:
- Designed for 99.999999999% (11 9's) durability and 99.99% availability of objects over a given year.
- Data Transfer Acceleration:
- Amazon S3 Transfer Acceleration allows fast, easy, and secure transfers of files over the internet.
- Data Lifecycle Management:
- Automate the transition of objects between storage classes or expire them based on user-defined policies.
- Versioning:
- Enable versioning to keep multiple versions of an object in the same bucket.
- Access Control:
- Fine-grained access controls using bucket policies, Access Control Lists (ACLs), and Identity and Access Management (IAM) roles.
- Server-Side Encryption:
- Protect data at rest using server-side encryption options like SSE-S3, SSE-KMS, or SSE-C.
- Event Notifications:
- Trigger AWS Lambda functions or SQS queues when objects are created, modified, or deleted.
- Logging and Auditing:
- Enable server access logging to track requests made to your S3 bucket.
- Cross-Region Replication:
- Replicate objects across different AWS regions for disaster recovery and low-latency access.
Configuration Example:
Let's create a simple Amazon S3 bucket using the AWS Management Console:
-
Login to AWS Console:
- Create an S3 Bucket:
- Click on the "S3" service.
- Click "Create bucket" and provide a globally unique bucket name and choose a region.
- Configure Bucket Options:
- Set additional configuration options such as versioning, logging, and server access logging.
- Set Permissions:
- Configure bucket permissions using bucket policies, ACLs, or IAM roles.
- Define who can access the bucket and what actions they can perform.
- Review and Create:
- Review your configuration settings and click "Create bucket."
- Upload Objects:
- Open the newly created bucket and upload objects (files) using the "Upload" button.
- Optionally, organize objects into folders within the bucket.
- Configure Object Properties:
- Set metadata, permissions, and storage class for individual objects.
- Enable Versioning (Optional):
- If needed, enable versioning to keep multiple versions of an object in the same bucket.
- Access Control Policies:
- Fine-tune access control using bucket policies, ACLs, and IAM roles based on your requirements.
- Data Lifecycle Policies (Optional):
- Configure data lifecycle policies to automate the transition of objects between storage classes or expire them based on predefined rules.