# TLS Routing Support for Teleport Behind an AWS Application Load Balancer

DevFeed: [TLS Routing Support for Teleport Behind an AWS Application Load Balancer](<https://devfeed.tech/articles/tls-routing-support-for-teleport-behind-an-aws-application-load-balancer-29944.md>)

Original publisher: [Read original article](<https://goteleport.com/blog/tls-routing-behind-alb/>)

Author: info@goteleport.com (Steve Huang)

Published: 2022-11-18T00:00:00Z

Content type: tutorial

Language: en

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

Topics: [Load Balancing](<https://devfeed.tech/topics/load-balancing.md>), [TLS (Transport Layer Security)](<https://devfeed.tech/topics/tls.md>), [Amazon Web Services](<https://devfeed.tech/topics/aws.md>), [networking](<https://devfeed.tech/topics/networking.md>), [HTTP](<https://devfeed.tech/topics/http.md>), [Amazon Bedrock](<https://devfeed.tech/topics/amazon-bedrock.md>)

Tags: [aws](<https://devfeed.tech/tags/aws.md>), [high-availability](<https://devfeed.tech/tags/high-availability.md>), [https](<https://devfeed.tech/tags/https.md>), [load-balancer](<https://devfeed.tech/tags/load-balancer.md>), [load-balancing](<https://devfeed.tech/tags/load-balancing.md>), [tls](<https://devfeed.tech/tags/tls.md>), [tls-handshake](<https://devfeed.tech/tags/tls-handshake.md>)

## AI overview

This article explains TLS Routing support for Teleport Database Access when Teleport runs behind an AWS Application Load Balancer. It compares application and network load balancers and discusses TLS termination, mutual TLS, ALPN, SNI, and certificate handling.

## Source excerpt

How to "penetrate" an AWS Application Load Balancer to enable mutual TLS (mTLS), Application-Layer Protocol Negotiation (ALPN), and more.