AWS Security Blog
Category: Learning Levels
AWS IAM introduces updated policy defaults for IAM user passwords
November 2, 2020: This post has been updated to reflect the change in date for the default password policy from October 28 to November 18. October 20, 2020: This post has been updated to reflect the change in date for the default password policy from October 2 to October 21 to October 28. July 27, […]
IAM Access Analyzer flags unintended access to S3 buckets shared through access points
Customers use Amazon Simple Storage Service (S3) buckets to store critical data and manage access to data at scale. With Amazon S3 Access Points, customers can easily manage shared data sets by creating separate access points for individual applications. Access points are unique hostnames attached to a bucket and customers can set distinct permissions using […]
How to track changes to secrets stored in AWS Secrets Manager using AWS Config and AWS Config Rules
On April 20th, AWS Config announced support for AWS Secrets Manager, making it easier to track configuration changes to the secrets you manage in AWS Secrets Manager. You can now use AWS Config to track changes to secrets’ metadata — such as secret description and rotation configuration, relationship to other AWS sources such as the […]
16 additional AWS services authorized at DoD Impact Level 4 for AWS GovCloud (US) Regions
I’m excited to share that the Defense Information Systems Agency (DISA) has authorized 16 additional AWS services at Impact Level 4 and one service at Impact Level 5 in the AWS GovCloud (US) Regions. With these additional 16 services, AWS now offers a total of 72 services and features authorized to process data at Impact […]
How to verify AWS KMS asymmetric key signatures locally with OpenSSL
August 31, 2021: AWS KMS is replacing the term customer master key (CMK) with AWS KMS key and KMS key. The concept has not changed. To prevent breaking changes, AWS KMS is keeping some variations of this term. More info. In this post, I demonstrate a sample workflow for generating a digital signature within AWS […]
Round 2 Hybrid Post-Quantum TLS Benchmarks
AWS Cryptography has completed benchmarks of Round 2 Versions of the Bit Flipping Key Encapsulation (BIKE) and Supersingular Isogeny Key Encapsulation (SIKE) hybrid post-quantum Transport Layer Security (TLS) Algorithms. Both of these algorithms have been submitted to the National Institute of Standards and Technology (NIST) as part of NIST’s Post-Quantum Cryptography standardization process. In the […]
2019 C5 attestation is now available
September 9, 2021: Amazon Elasticsearch Service has been renamed to Amazon OpenSearch Service. See details. AWS has completed its 2019 assessment against the Cloud Computing Compliance Controls Catalog (C5) information security and compliance program. Germany’s national cybersecurity authority—Bundesamt für Sicherheit in der Informationstechnik (BSI)—established C5 to define a reference standard for German cloud security requirements. […]
Enable automatic logging of web ACLs by using AWS Config
In this blog post, I will show you how to use AWS Config, with its auto-remediation functionality, to ensure that all web ACLs have logging enabled. The AWS CloudFormation template included in this blog post will facilitate this solution, and will get you started being able to manage web ACL logging at scale. AWS Firewall […]
Selecting and migrating a Facebook API version for Amazon Cognito
On May 1, 2020, Facebook will remove version 2.12 of the Facebook Graph API. This change impacts Amazon Cognito customers who are using version 2.12 of the Facebook Graph API in their identity federation configuration. In this post, I explain how to migrate your Amazon Cognito configuration to use the latest version of the Facebook […]
TLS 1.2 to become the minimum for all AWS FIPS endpoints
November 10, 2022: This project was successfully completed in March 2021. TLS 1.2 is now the minimum version supported for all connections to AWS FIPS service endpoints. Note we will be implementing the same policy for non-FIPS endpoints by June 2023. If you also use these endpoints see https://thinkwithwp.com/blogs/security/tls-1-2-required-for-aws-endpoints/ for details. June 8, 2022: We’ve […]