$ cat /var/log/thoughts

Cloudflare + Security + Serverless

Posts matching all selected tags.

Filters3

Category

All Categories
All CategoriesDeep Dives

Tags

Cloudflare1Security1Serverless1Architecture1Developer Tools1Edge Computing1
Clear filters

1 post

Isolate sharing is a Spectre channel on Workers

Workers Spectre is isolate sharing on the edge. A JWT in neighbor heap leaked at 12 bit/s in production. Keep secrets on env rather than module scope.

Deep DivesCloudflareSecurityServerlessEdge ComputingArchitectureDeveloper Tools1 min read · Aug 21, 2026