Answers

Here are the answers to this chapter’s questions:

1. Event sourcing involves capturing a series of events that represent state changes in an application, creating an immutable audit trail. This is invaluable for security analysts who may need to rewind the system state to analyze past security incidents.
2. Code signing verifies the integrity of your Lambda function code by attaching a digital signature. AWS Signer is used to create a signing profile, and Lambda validates the signature during deployment. This ensures that only authorized and unaltered code is deployed.
3. Versioning allows you to publish immutable versions of your Lambda function, providing a clear history of what code was running at any given time. This is crucial for auditing and compliance.
4. The default network settings for Lambda functions come with certain limitations, such as the absence of network isolation and limited access control options. They also lack support for advanced networking...