ArchitectureApple uses Foundation DB and Cassandra for iCloud and CloudKit, using billions of databases in its extreme multi-tenant architecture.How Apple built iCloud to store billions of databasesApple uses Cassandra and FoundationDB for CloudKit, their cloud backend service. We take a look into how exactly each is used within their cloud and the problems they've solved.https://read.engineerscodex.com/p/how-apple-built-icloud-to-store-billionsWebcam Hacking (again) - Safari UXSS | Ryan PickrenGaining unauthorized camera access via Safari UXSS: the story of how a shared iCloud document can hack every website you've ever visited. It's been over a year since my last Apple camera hacking project, so I decided to give it another go.https://www.ryanpickren.com/safari-uxss