Storage
Object, block, and file storage on AWS. Learn how S3, EBS, EFS, FSx, and Glacier differ, when to use each, and how to pick storage classes that balance cost, durability, and latency.
S3 vs EFS: Object Storage or Shared File System? (2026 Comparison)
Amazon S3 vs EFS compared: object storage API vs NFS file system, durability, pricing per GB, when to pick each, and how Lambda, EC2, and ECS access them.
S3 Select: Query Data in S3 Objects with SQL
Amazon S3 Select lets you retrieve data subsets from S3 objects using SQL. Improve performance and cut costs by querying data directly. Learn when to use it.
S3 Access Points: Simplify Data Access at Scale
Amazon S3 Access Points offer unique network endpoints with dedicated policies to manage data access for shared datasets. Learn how they simplify complex bucket policies. See use cases.
AWS DataSync: Accelerate Data Transfer to AWS
AWS DataSync is a secure, online data transfer service that simplifies and automates moving large amounts of data to AWS Storage. Learn how it works and when to use it.
AWS Snowmobile: Exabyte-Scale Data Transfer Explained
AWS Snowmobile was an exabyte-scale data transfer service for moving massive data. Learn its historical use cases and alternatives.
AWS Snowball: Transfer Petabytes Safely
AWS Snowball transfers petabyte-scale data into/out of AWS Cloud securely, bypassing the internet. Learn how it works and when to use it.
FSx for Windows File Server: How It Works & Use Cases
Amazon FSx for Windows File Server is a managed file storage service for Windows apps on AWS. Learn its features, benefits, and when to use it.
FSx for Lustre: High-Performance File System for HPC
Amazon FSx for Lustre is a managed, high-performance file system for compute-intensive workloads like HPC and ML. Learn its features and use cases.
AWS Storage Gateway: Hybrid Cloud Storage Explained
AWS Storage Gateway is a hybrid cloud storage service connecting on-premises apps to AWS cloud storage. Learn how it works and when to use it.
EBS Encryption: Secure Data at Rest & in Transit
Amazon EBS encryption secures data at rest on volumes and in transit between EC2 and volumes using AWS KMS. Learn how it works and when to use it.
EBS Snapshot: Backup, Migrate & Clone Data
An Amazon EBS Snapshot is a point-in-time copy of an EBS volume, used for backups, disaster recovery, and migration. Learn how it works and when to use it.
S3 Object Lock: WORM Storage for Data Protection
Amazon S3 Object Lock offers WORM storage to prevent object deletion/overwriting. Essential for regulatory compliance and ransomware protection. Learn how it works.
S3 Requester Pays: How It Works & When to Use It
S3 Requester Pays shifts data transfer & API costs to the requester, not the bucket owner. Ideal for public datasets. Learn when to choose it.
S3 Transfer Acceleration: Fast, Easy, Secure Long-Distance Transfers
Amazon S3 Transfer Acceleration speeds up file transfers over long distances. Learn how it works and when to use this bucket-level feature for faster uploads and downloads.
S3 Pre-Signed URL: Temporary Access Explained
An S3 Pre-Signed URL grants temporary access to S3 objects without AWS credentials. Learn how it works and when to use it for secure uploads/downloads.
S3 Cross-Region Replication: How It Works & When to Use It
Amazon S3 Cross-Region Replication (CRR) automatically copies objects to another AWS Region. Enhance durability, minimize latency, and meet compliance. Learn when to use it.
S3 Bucket Policy: How It Works & When to Use It
An S3 Bucket Policy is a resource-based IAM policy attached to an S3 bucket for granular access control. Learn how it works and when to use it.
S3 Intelligent-Tiering: Optimize Storage Costs Automatically
Amazon S3 Intelligent-Tiering automatically optimizes storage costs by monitoring access patterns and moving data between tiers. Learn how it works and when to use it.
Amazon S3: What It Is, Storage Classes & When to Use It
Amazon S3 is AWS object storage offering 99.999999999% durability. Learn the 8 storage classes, pricing model, limits, and when to choose S3 over EBS or EFS.
S3 vs EBS: Object vs Block Storage Differences Explained
S3 vs EBS compared: object vs block storage, API vs filesystem, scale limits, durability, pricing, and when to choose each AWS storage service for your workload.
S3 Versioning: Version IDs, MFA Delete & Cost Implications
S3 Versioning preserves every object version to protect against accidental deletes. Learn version IDs, MFA Delete, delete markers, costs, and Object Lock integration.
S3 Storage Classes: Compare Pricing, Latency & Durability
Amazon S3 offers 8 storage classes from Standard to Glacier Deep Archive. Compare pricing, retrieval time, minimum storage, durability, and when to choose each class.
S3 Lifecycle Policies: Transition & Expiration Rules Explained
S3 Lifecycle policies automate storage-class transitions, object expiration, and multipart cleanup. Learn rule scoping, limits, and best practices for cost optimization.
Amazon S3 Glacier: Archive Storage Tiers, Retrieval & Pricing
S3 Glacier offers three archive tiers — Instant Retrieval, Flexible Retrieval, and Deep Archive. Learn retrieval options, minimum storage days, Vault Lock, and pricing.
S3 Encryption: SSE-S3, SSE-KMS, SSE-C, DSSE-KMS Compared
Compare S3 server-side encryption options: SSE-S3, SSE-KMS, SSE-C, DSSE-KMS, and client-side encryption. Learn default encryption, Bucket Keys, and cross-account KMS.
Amazon FSx: NetApp ONTAP, OpenZFS, Windows & Lustre Explained
Amazon FSx offers four managed file systems: NetApp ONTAP, OpenZFS, Windows File Server, and Lustre. Learn protocols, Multi-AZ, performance, and use cases.
Amazon EFS: Managed NFS File Storage on AWS Explained
Amazon EFS is a fully managed NFS file system that scales elastically. Learn performance modes, throughput modes, One Zone class, pricing, and EFS vs EBS vs FSx.
Amazon EBS: Volume Types, Snapshots & When to Use It
Amazon EBS is block storage for EC2. Learn volume types (gp3, io2, st1, sc1), snapshots, encryption, Multi-Attach, durability, and EBS vs S3 vs instance store.
EBS Volume Types: gp3, gp2, io2, io1, st1, sc1 Compared
Compare AWS EBS volume types: gp3, gp2, io2 Block Express, io1, st1, sc1. Learn IOPS, throughput, durability, pricing, and which volume type fits each workload.
AWS Backup: Centralized Backup Policies Across AWS Services
AWS Backup centralizes backup policies for EBS, RDS, DynamoDB, EFS, FSx, S3, and more. Learn Backup Plans, Vault Lock, cross-Region copy, and pricing.