AWS Security Blog

Category: AWS CloudHSM

How to implement a hybrid PKI solution on AWS

As customers migrate workloads into Amazon Web Services (AWS) they may be running a combination of on-premises and cloud infrastructure. When certificates are issued to this infrastructure, having a common root of trust to the certificate hierarchy allows for consistency and interoperability of the Public Key Infrastructure (PKI) solution. In this blog post, I am […]

Integrate CloudHSM PKCS #11 Library 5.0 with serverless workloads

Amazon Web Services (AWS) recently released PCKS #11 Library version 5.0 for AWS CloudHSM. This blog post describes the changes implemented in the new library. We also cover a simple encryption example with the Advanced Encryption Standard (AES) algorithm in Galois/Counter Mode (GCM), dockerized, running on AWS Fargate. The primary change from the previous SDK […]

Demystifying AWS KMS key operations, bring your own key (BYOK), custom key store, and ciphertext portability

October 4, 2024: This post has been updated to cover the following changes: FIPS 140-2 Level 3 validation of AWS Key Management Service (AWS KMS), the addition of the external key store service to AWS KMS, and FIPS 140-3 validation of AWS CloudHSM. As you prepare to build or migrate your workload on Amazon Web […]

Figure 1: Architectural overview

Signing executables with HSM-backed certificates using multiple Windows instances

Feb 17, 2025: This blog post references AWS CloudHSM Client SDK 3, which is no longer the recommended version. AWS recommends that you use the latest version, AWS CloudHSM Client SDK 5, which provides updated functionality and commands. We are currently working on an updated blog post for CloudHSM Client SDK 5. See the AWS […]

Architecting for database encryption on AWS

In this post, I review the options you have to protect your customer data when migrating or building new databases in Amazon Web Services (AWS). I focus on how you can support sensitive workloads in ways that help you maintain compliance and regulatory obligations, and meet security objectives. Understanding transparent data encryption I commonly see […]

How to lower costs by automatically deleting and recreating HSMs

You can use AWS CloudHSM to help manage your encryption keys on FIPS 140-2 Level 3 validated hardware security modules (HSMs). AWS recommends running a high-availability production architecture with at least two CloudHSM HSMs in different Availability Zones. Although many workloads must be available 24/7, quality assurance or development environments typically do not have this […]

How to run AWS CloudHSM workloads on AWS Lambda

November 21, 2021: CloudHSM SDK3 does not support serverless environments, and we strongly recommend deploying SDK5. We are currently working on an updated blog post. AWS CloudHSM is a cloud-based hardware security module (HSM) that enables you to generate and use your own encryption keys on the AWS Cloud. With CloudHSM, you can manage your […]

Solution overview: migrate keys

How to migrate symmetric exportable keys from AWS CloudHSM Classic to AWS CloudHSM

Feb 17, 2025: This blog post references AWS CloudHSM Client SDK 3, which is no longer the recommended version. AWS recommends that you use the latest version, AWS CloudHSM Client SDK 5, which provides updated functionality and commands. We are currently working on an updated blog post for CloudHSM Client SDK 5. See the AWS […]

How to deploy CloudHSM to securely share your keys with your SaaS provider

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. August 6, 2019: We’ve made an update to clarify use cases for VPC peering. If your […]

How to migrate a digital signing workload to AWS CloudHSM

Feb 17, 2025: This blog post references AWS CloudHSM Client SDK 3, which is no longer the recommended version. AWS recommends that you use the latest version, AWS CloudHSM Client SDK 5, which provides updated functionality and commands. We are currently working on an updated blog post for CloudHSM Client SDK 5. See the AWS […]