AWS Security Blog

Category: Advanced (300)

SaaS access control using Amazon Verified Permissions with a per-tenant policy store

SaaS access control using Amazon Verified Permissions with a per-tenant policy store

Access control is essential for multi-tenant software as a service (SaaS) applications. SaaS developers must manage permissions, fine-grained authorization, and isolation. In this post, we demonstrate how you can use Amazon Verified Permissions for access control in a multi-tenant document management SaaS application using a per-tenant policy store approach. We also describe how to enforce the […]

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How to migrate asymmetric keys from CloudHSM to AWS KMS

In June 2023, Amazon Web Services (AWS) introduced a new capability to AWS Key Management Service (AWS KMS): you can now import asymmetric key materials such as RSA or elliptic-curve cryptography (ECC) private keys for your signing workflow into AWS KMS. This means that you can move your asymmetric keys that are managed outside of […]

Solution architecture for data ingestion and identification of PII

Data masking and granular access control using Amazon Macie and AWS Lake Formation

Companies have been collecting user data to offer new products, recommend options more relevant to the user’s profile, or, in the case of financial institutions, to be able to facilitate access to higher credit lines or lower interest rates. However, personal data is sensitive as its use enables identification of the person using a specific […]

User request flow

How to build a unified authorization layer for identity providers with Amazon Verified Permissions

Enterprises often have an identity provider (IdP) for their employees and another for their customers. Using multiple IdPs allows you to apply different access controls and policies for employees and for customers. However, managing multiple identity systems can be complex. A unified authorization layer can ease administration by centralizing access policies for APIs regardless of […]

How to use AWS Database Encryption SDK for client-side encryption and perform searches on encrypted attributes in DynamoDB tables

Today’s applications collect a lot of data from customers. The data often includes personally identifiable information (PII), that must be protected in compliance with data privacy laws such as the General Data Protection Regulation (GDPR) and the California Consumer Privacy Act (CCPA). Modern business applications require fast and reliable access to customer data, and Amazon […]

OT/IT convergence security maturity model

For decades, we’ve watched energy companies attempt to bring off-the-shelf information technology (IT) systems into operations technology (OT) environments. These attempts have had varying degrees of success. While converging OT and IT brings new efficiencies, it also brings new risks. There are many moving parts to convergence, and there are several questions that you must […]

Strengthen the DevOps pipeline and protect data with AWS Secrets Manager, AWS KMS, and AWS Certificate Manager

In this blog post, we delve into using Amazon Web Services (AWS) data protection services such as AWS Secrets Manager, AWS Key Management Service (AWS KMS), and AWS Certificate Manager (ACM) to help fortify both the security of the pipeline and security in the pipeline. We explore how these services contribute to the overall security […]

Automate Cedar policy validation with AWS developer tools

Automate Cedar policy validation with AWS developer tools

Cedar is an open-source language that you can use to write policies and make authorization decisions based on those policies. AWS security services including AWS Verified Access and Amazon Verified Permissions use Cedar to define policies. Cedar supports schema declaration for the structure of entity types in those policies and policy validation with that schema. […]

Best Practices to help secure your container image build pipeline by using AWS Signer

AWS Signer is a fully managed code-signing service to help ensure the trust and integrity of your code. It helps you verify that the code comes from a trusted source and that an unauthorized party has not accessed it. AWS Signer manages code signing certificates and public and private keys, which can reduce the overhead […]

How to implement client certificate revocation list checks at scale with API Gateway

As you design your Amazon API Gateway applications to rely on mutual certificate authentication (mTLS), you need to consider how your application will verify the revocation status of a client certificate. In your design, you should account for the performance and availability of your verification mechanism to make sure that your application endpoints perform reliably. […]