# Using AWS Lambda Extensions to Accelerate AWS Secrets Manager Access

DevFeed: [Using AWS Lambda Extensions to Accelerate AWS Secrets Manager Access](<https://devfeed.tech/articles/using-aws-lambda-extensions-to-accelerate-aws-secrets-manager-access-15940.md>)

Original publisher: [Read original article](<https://developer.squareup.com/blog/using-aws-lambda-extensions-to-accelerate-aws-secrets-manager-access>)

Author: Michael Weissbacher

Published: 2020-10-08T17:00:00Z

Content type: tutorial

Language: en

Sources: [Square Corner Blog RSS Feed](<https://devfeed.tech/sources/square-corner-blog-rss-feed.md>)

Topics: [Extension](<https://devfeed.tech/topics/extension.md>), [Secrets Management](<https://devfeed.tech/topics/secrets-management.md>), [AWS Lambda](<https://devfeed.tech/topics/aws-lambda.md>), [Amazon Web Services](<https://devfeed.tech/topics/aws.md>), [Developer experience](<https://devfeed.tech/topics/developer-experience.md>), [Amazon Bedrock](<https://devfeed.tech/topics/amazon-bedrock.md>)

Tags: [aws](<https://devfeed.tech/tags/aws.md>), [aws-lambda](<https://devfeed.tech/tags/aws-lambda.md>), [developer-experience](<https://devfeed.tech/tags/developer-experience.md>), [engineering](<https://devfeed.tech/tags/engineering.md>), [extensions](<https://devfeed.tech/tags/extensions.md>), [performance](<https://devfeed.tech/tags/performance.md>), [secrets](<https://devfeed.tech/tags/secrets.md>), [secrets-management](<https://devfeed.tech/tags/secrets-management.md>), [serverless](<https://devfeed.tech/tags/serverless.md>)

## AI overview

This article explains how Square built and open sourced an AWS Lambda Extension that prefetches secrets from AWS Secrets Manager. It describes the extension lifecycle and reports a 500 ms speedup in experiments compared with fetching three secrets from a baseline Lambda function.

## Source excerpt

Making serverless faster using AWS Lambda Extensions