Serverless Security 101: How to think about serverless cloud security?
Switching to - or even better, starting with - serverless infrastructure is great, especially when you’re a small/medium company. Your expenses only grow whe...
Recent Posts
More than just event bus - EventBridge drill down
A few months ago we discussed which AWS service you could use to deploy a Pub-Sub solution and mentioned EventBridge as a leading candidate. But EventBridge ...
Infrastructure outages happen. Be one step ahead.
Sometime last Wednesday we started getting weird errors from our systems. Everything was up, the logs weren’t reporting any abnormal behavior, but some thing...
Asymmetric JWT Signing using AWS KMS
TL;DR Node.js implementation using asymmetric encryption key stored on AWS KMS to sign JWT tokens and verifying them using the public key. You can skip to th...
Pub-Sub Services on AWS: What are your options?
Pub-Sub architecture
Automating Cross-Account Role creation to access users’ account
Operating within users’ accounts is a serious matter. We want to make sure that we get all the credentials we need to deliver great user experience, but limi...
Creating users on Serverless Aurora/Mysql
As part of our new deployment, we started testing AWS’s Aurora Serverless - which is basically RDS on demand to use from our lambda functions.
Debugging Spring Rest Requests
We’ve been working with Spring Boot for a while now, and it gets the job done nicely. However, sometimes, somewhere between the model annotations, the defau...
Default Jackson serde in Spring
Problem We’re using Spring in most of our Java applications, and rely on Swagger for a lot of API calls. Now, having all the jackson annotations makes everyt...
Lambda: Move S3 file based on content
We have a process that saves a file to an S3 bucket. We needed a lambda to read the file, parse part of the content, and move the file to the appropriate fol...