Skip to content
~/sph.sh

golang

2 posts

HMAC: What It Is, How It Works, and When It Is the Wrong Tool

A grounded explainer for backend engineers: HMAC-SHA-256 for webhooks, signed URLs, and internal auth, with three-language code and the boundary where digital signatures take over.

securitycryptographyhmac+5
Go for Node.js Developers: A Serverless Migration Journey

Real-world lessons from leading Node.js to Go migrations in serverless environments, including performance gains, team challenges, and practical decision frameworks.

golangnodejsserverless+5