AWS Security Blog

Category: Application Services

How to use AWS Transfer Family and GuardDuty for malware protection

Organizations often need to securely share files with external parties over the internet. Allowing public access to a file transfer server exposes the organization to potential threats, such as malware-infected files uploaded by threat actors or inadvertently by genuine users. To mitigate this risk, companies can take steps to help make sure that files received […]

How to monitor, optimize, and secure Amazon Cognito machine-to-machine authorization

September 4, 2025:The Amazon CloudWatch Logs Insights query in this blog has been updated to reflect the current AWS CloudTrail log for an Amazon Cognito M2M token issue event. This CloudTrail event now includes the client ID for all M2M token requests by default. Amazon Cognito is a developer-centric and security-focused customer identity and access […]

Figure 10: Architecture diagram after deployment

Authorize API Gateway APIs using Amazon Verified Permissions with Amazon Cognito or bring your own identity provider

August 9, 2024: This post has been updated to reflect a new feature in Amazon Verified Permissions that supports OpenID Connect (OIDC) compliant identity providers as identity source Externalizing authorization logic for application APIs can yield multiple benefits for Amazon Web Services (AWS) customers. These benefits can include freeing up development teams to focus on […]

Building fine-grained authorization using Amazon Cognito, API Gateway, and IAM

September 8, 2023: It’s important to know that if you activate user sign-up in your user pool, anyone on the internet can sign up for an account and sign in to your apps. Don’t enable self-registration in your user pool unless you want to open your app to allow users to sign up. June 5, […]

Use ACM Private CA for Amazon API Gateway Mutual TLS

October 5, 2021: In the section “Retrieving your ACM Private CA root CA certificate public key,” in step 4, we’ve updated the formatting of the commands to indicate placeholder text. May 14, 2021: In the section “Retrieving your ACM Private CA root CA certificate public key,” in step 1, we updated the command to include […]

Automatically block suspicious traffic with AWS Network Firewall and Amazon GuardDuty

According to the AWS Security Incident Response Guide, by using security response automation, you can increase both the scale and the effectiveness of your security operations. Automation also helps you to adopt a more proactive approach to securing your workloads on AWS. For example, rather than spending time manually reacting to security alerts, you can […]

Use AWS Lambda authorizers with a third-party identity provider to secure Amazon API Gateway REST APIs

February 24, 2021: We updated this post to fix a typo in the IAM policy in the “Building a Lambda authorizer” section. Note: This post focuses on Amazon API Gateway REST APIs used with OAuth 2.0 and custom AWS Lambda authorizers. API Gateway also offers HTTP APIs, which provide native OAuth 2.0 features. For more […]

Amazon Elastic Transcoder Now Supports AES-128 Encryption for HLS Content

Six weeks ago, we announced that Amazon Elastic Transcoder released support for encryption of media assets using AWS Key Management Service (KMS). Today we are making another improvement to how Elastic Transcoder protects your media assets with encryption. You can now use AES-128 encryption to protect the transcoded files that are delivered to your end […]

Amazon Elastic Transcoder Now Supports Media File Encryption

AWS Key Management Service (KMS) now supports a new AWS service in addition to Amazon S3, Amazon EBS, and Amazon Redshift. This week Amazon Elastic Transcoder released support for encryption of media assets using AWS KMS. Specifically, you can upload encrypted mezzanine files, thumbnails, captions and watermarks to Amazon Elastic Transcoder and allow the service to […]