preseal encrypts environment variables before deployment with one command

David Wells turned his previously described trick of pre-encrypting environment variables into a CLI tool called preseal, which encrypts secrets before hosting platforms ever see them, protecting keys like Stripe credentials from plaintext exposure.

2026-11-14 ~ 2026-11-14 · 2 related posts

• preseal encrypts env vars before your host sees them, in one npx command — DavidWells · 2026-11-14

1 near-duplicate retellings: DavidWells