AWS Security Blog

Category: Technical How-to

Visualize AWS WAF logs with an Amazon CloudWatch dashboard

AWS WAF is a web application firewall service that helps you protect your applications from common exploits that could affect your application’s availability and your security posture. One of the most useful ways to detect and respond to malicious web activity is to collect and analyze AWS WAF logs. You can perform this task conveniently […]

Figure 1: Architecture diagram

How to run AWS CloudHSM workloads in container environments

January 25, 2023: We updated this post to reflect the fact that CloudHSM SDK3 does not support serverless environments and we strongly recommend deploying SDK5. AWS CloudHSM provides hardware security modules (HSMs) in the AWS Cloud. With CloudHSM, you can generate and use your own encryption keys in the AWS Cloud, and manage your keys […]

How to improve security incident investigations using Amazon Detective finding groups

Uncovering the root cause of an Amazon GuardDuty finding can be a complex task, requiring security operations center (SOC) analysts to collect a variety of logs, correlate information across logs, and determine the full scope of affected resources. Sometimes you need to do this type of in-depth analysis because investigating individual security findings in insolation […]

Use AWS WAF CAPTCHA to protect your application against common bot traffic

In this blog post, you’ll learn how you can use a Completely Automated Public Turing test to tell Computers and Humans Apart (CAPTCHA) with other AWS WAF controls as part of a layered approach to provide comprehensive protection against bot traffic. We’ll describe a workflow that tracks the number of incoming requests to a site’s […]

How to encrypt sensitive caller voice input in Amazon Lex

In the telecommunications industry, sensitive authentication and user data are typically received through mobile voice and keypads, and companies are responsible for protecting the data obtained through these channels. The increasing use of voice-driven interactive voice response (IVR) has resulted in a need to provide solutions that can protect user data that is gathered from […]

How to revoke federated users’ active AWS sessions

When you use a centralized identity provider (IdP) for human user access, changes that an identity administrator makes to a user within the IdP won’t invalidate the user’s existing active Amazon Web Services (AWS) sessions. This is due to the nature of session durations that are configured on assumed roles. This situation presents a challenge […]

How to query and visualize Macie sensitive data discovery results with Athena and QuickSight

Amazon Macie is a fully managed data security service that uses machine learning and pattern matching to help you discover and protect sensitive data in Amazon Simple Storage Service (Amazon S3). With Macie, you can analyze objects in your S3 buckets to detect occurrences of sensitive data, such as personally identifiable information (PII), financial information, personal health information, and access credentials. […]

Prepare for consolidated controls view and consolidated control findings in AWS Security Hub

Currently, AWS Security Hub identifies controls and generates control findings in the context of security standards. Security Hub is aiming to release two new features in the first quarter of 2023 that will decouple controls from standards and streamline how you view and receive control findings. The new features to be released are consolidated controls […]

How to use Amazon Verified Permissions for authorization

Applications with multiple users and shared data require permissions management. The permissions describe what each user of an application is permitted to do. Permissions are defined as allow or deny decisions for resources in the application. To manage permissions, developers often combine attribute-based access control (ABAC) and role-based access control (RBAC) models with custom code […]

How to secure your SaaS tenant data in DynamoDB with ABAC and client-side encryption

If you’re a SaaS vendor, you may need to store and process personal and sensitive data for large numbers of customers across different geographies. When processing sensitive data at scale, you have an increased responsibility to secure this data end-to-end. Client-side encryption of data, such as your customers’ contact information, provides an additional mechanism that […]