# AWS STS

Published articles for AWS STS.

This is one page of public article previews, not the complete archive. Follow Next page to continue. Summaries are not the original full articles.

## AWS STS simplifies session token size limits and adds session token size monitoring

DevFeed: [AWS STS simplifies session token size limits and adds session token size monitoring](<https://devfeed.tech/articles/aws-sts-simplifies-session-token-size-limits-and-adds-session-token-size-monitoring-26907.md>)

Original publisher: [Read original article](<https://aws.amazon.com/blogs/security/aws-sts-simplifies-session-token-size-limits-and-adds-session-token-size-monitoring/>)

Author: Rishi Tripathy

Published: 2026-09-15T22:21:59Z

Content type: release

Language: en

Sources: [AWS Security Blog](<https://devfeed.tech/sources/aws-security-blog.md>)

Topics: [Amazon Web Services](<https://devfeed.tech/topics/aws.md>), [Security](<https://devfeed.tech/topics/security.md>), [Monitoring](<https://devfeed.tech/topics/monitoring.md>), [Amazon CloudWatch](<https://devfeed.tech/topics/amazon-cloudwatch.md>), [AWS CloudTrail](<https://devfeed.tech/topics/aws-cloudtrail.md>), [API](<https://devfeed.tech/topics/api.md>)

Tags: [advanced-300](<https://devfeed.tech/tags/advanced-300.md>), [amazon-cloudwatch](<https://devfeed.tech/tags/amazon-cloudwatch.md>), [apis](<https://devfeed.tech/tags/apis.md>), [aws](<https://devfeed.tech/tags/aws.md>), [aws-cloudtrail](<https://devfeed.tech/tags/aws-cloudtrail.md>), [aws-security-token-service](<https://devfeed.tech/tags/aws-security-token-service.md>), [aws-sts](<https://devfeed.tech/tags/aws-sts.md>), [infrastructure](<https://devfeed.tech/tags/infrastructure.md>), [metrics](<https://devfeed.tech/tags/metrics.md>), [monitoring](<https://devfeed.tech/tags/monitoring.md>), [security](<https://devfeed.tech/tags/security.md>), [security-blog](<https://devfeed.tech/tags/security-blog.md>), [security-identity-compliance](<https://devfeed.tech/tags/security-identity-compliance.md>), [technical-how-to](<https://devfeed.tech/tags/technical-how-to.md>), [token](<https://devfeed.tech/tags/token.md>)

### AI overview

AWS Security Token Service has replaced its separate packed policy and overall session token limits with a single 4,096-byte limit. It now reports session token size and limit utilization in API responses, Amazon CloudWatch metrics, and AWS CloudTrail events.

### Source excerpt

AWS Security Token Service (AWS STS) has simplified session token size limits, giving you more room for your session policies and session tags. STS has replaced the packed policy size and the overall session token size limits with a single token size limit of 4,096 bytes. STS now reports session token size in API responses, [...]

## How AWS IAM role, STS and Identity Pool work together

DevFeed: [How AWS IAM role, STS and Identity Pool work together](<https://devfeed.tech/articles/how-aws-iam-role-sts-and-identity-pool-work-together-29587.md>)

Original publisher: [Read original article](<https://goteleport.com/blog/aws-iam-role-sts-and-identity-pool/>)

Author: info@goteleport.com (Shuo Yang)

Published: 2021-06-23T00:00:00Z

Content type: tutorial

Language: en

Sources: [Teleport](<https://devfeed.tech/sources/teleport.md>)

Topics: [AWS IAM](<https://devfeed.tech/topics/aws-iam.md>), [AWS STS](<https://devfeed.tech/topics/aws-sts.md>), [Amazon Cognito](<https://devfeed.tech/topics/amazon-cognito.md>), [AWS Identity and Access Management (IAM)](<https://devfeed.tech/topics/aws-identity-and-access-management-iam.md>), [Authentication](<https://devfeed.tech/topics/authentication.md>), [Authorization](<https://devfeed.tech/topics/authorization.md>), [Application Development](<https://devfeed.tech/topics/application-development.md>), [OpenID connect (OIDC)](<https://devfeed.tech/topics/oidc.md>), [Security](<https://devfeed.tech/topics/security.md>)

Tags: [amazon-cognito](<https://devfeed.tech/tags/amazon-cognito.md>), [application-development](<https://devfeed.tech/tags/application-development.md>), [authentication](<https://devfeed.tech/tags/authentication.md>), [authorization](<https://devfeed.tech/tags/authorization.md>), [aws](<https://devfeed.tech/tags/aws.md>), [aws-iam](<https://devfeed.tech/tags/aws-iam.md>), [aws-sts](<https://devfeed.tech/tags/aws-sts.md>), [cloud](<https://devfeed.tech/tags/cloud.md>), [oidc](<https://devfeed.tech/tags/oidc.md>), [security](<https://devfeed.tech/tags/security.md>), [services](<https://devfeed.tech/tags/services.md>)

### AI overview

This tutorial explains how AWS IAM roles, AWS STS, and Amazon Cognito Identity Pools work together to let applications obtain temporary AWS credentials. It describes the flow from an OIDC token issued by a Cognito User Pool to temporary credentials obtained through STS and subsequent access to AWS resources.

### Source excerpt

Learn how to access AWS resources using Cognito Identity Pool in combination with AWS STS to provide temporary credentials without long-lived keys.