NextAuth Secret

Generate a secret that fits common NextAuth setup flows.

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Step 1

Choose a use case

Start from the most common workflows so you can keep the settings minimal.

Browser-only

Selected.env

A safer preset that fits well in `.env` files and config values.

Configured for the current use case.

Step 2

Choose a common length or enter a custom value.

Custom

Step 3

Keep only the character groups you need, then add excluded characters.

Only open when needed

Character sets

Lowercasea-zUppercaseA-ZNumbers0-9SymbolsASCII

Excluded characters

Normalized: '"\$`

Generated output

Click the value or use Copy to grab a single item.

.envLowercase + Uppercase + Numbers + Symbols5 Excluded

Reloading clears the results.