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Building Serverless Applications with Python
book

Building Serverless Applications with Python

by Jalem Raj Rohit
April 2018
Intermediate to advanced content levelIntermediate to advanced
272 pages
4h 52m
English
Packt Publishing
Content preview from Building Serverless Applications with Python

Securing Lambda inside private subnets

Private subnets are subnets that are not open to the internet. All of their traffic is routed via the public subnet in the same VPC using the concept of route tables. Let's understand how to position our Lambda functions inside private subnets to add an extra layer of security:

  1. Subnets created in the AWS console are not private by default. Let's evaluate and confirm this by going through the details of the subnet that we just created:
  1. Clicking on the Route Table tab will show us the routing settings of our subnet, which basically tells us what kind of traffic is allowed into it:
  1. In the Network ACL ...
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Publisher Resources

ISBN: 9781787288676Other