AWS Kinesis Data Streams gave us a little surprise recently when we were doing routine maintenance. We got a few streams into an odd state where they appeared to have a ‘Dangling Shard’ that was not being processed by the consumers. Find out how to spot this and how to fix it.

Imagine you’re looking to build a service or application which connects to an external service via access keys, or credentials. How do you plumb those into your application? Do you know if your secrets are really secret?