dev.to· Oct 30, 2026· by benjy33000

Back up Vaultwarden: the database, the data directory, and a restore test

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Why a Vaultwarden restore without its key material gives back nothing readable, how to back up SQLite safely, and how to verify a restored vault.
🎯 Vulnerability: SQL Injection (SQLi)
💡 Defense Fix: Use Parameterized Prepared Statements (ORM) for all database queries and disable verbose error messages.
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