The first time a stolen password took down an entire product, it didn’t even make the news. No breach notification. No public post-mortem. Just silence, broken by frantic calls at 3 a.m.
That quiet catastrophe is why MVP password rotation policies matter more than most teams admit. Building a minimum viable product is about speed, but speed without security is roulette. Your prototype may not carry production-level load, but it usually carries production-level risk. Users sign up. Data is stored. Admin panels exist. And every one of those credentials is a gateway.
A strong MVP password rotation policy is simple: enforce regular, automated changes to all sensitive credentials. That means database passwords, API keys, service accounts, and any default logins used during development. Set clear intervals—30 to 90 days—depending on the sensitivity of the system. Rotate them even in staging. Never keep them in plain text. Store them in a secure, version-controlled secret manager that limits visibility.
Some teams skip this, thinking “We’ll do it after launch.” That’s how dormant test credentials leak into production. This is also why rotation needs to be automated. Manual updates get delayed. Automation enforces discipline without slowing deployment. When done right, password rotation will work invisibly, triggered by time-based policies or after critical events like a developer leaving the team.