AWS Security Blog
Tag: S3
Encrypting Data in HAQM S3
Readers have expressed interest in learning more about encryption and key management for protecting data stored in AWS. HAQM Simple Storage Service (S3) supports a server-side encryption feature where you can set a flag in the API or check a box in the AWS Management Console to automatically encrypt your data before it’s written to […]
Securing Access to AWS Using MFA – Part 3
In Part 1 (configuring MFA for sign-in) and Part 2 (MFA-protected API access) of this series, we discussed various ways in which AWS Multi-Factor Authentication (MFA) can improve the security of your account. This week’s topic will be a brief overview of how you can use MFA in conjunction with HAQM S3 Versioning. What is […]
Writing IAM Policies: How to Grant Access to an HAQM S3 Bucket
February 20, 2025: This post was republished to reflect the updated least privilege permissions necessary for read-write access to HAQM S3. In this post, we’ll address a common question about how to write an AWS Identity and Access Management (IAM) policy to grant read-write access to an HAQM S3 bucket. Doing so helps you control who can access […]