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Free Developer Tool

Secret Generator

Generate cryptographically secure random secrets for applications, sessions, tokens and configuration.

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What is Secret Generator?

Generate cryptographically secure random secrets for applications and development projects. Choose the desired length and character set, generate a new secret using browser cryptographic randomness, and copy the result without sending it to a server.

How to use

  1. Choose the desired secret length.
  2. Select the character types to include.
  3. Generate a random secret.
  4. Review the generated value.
  5. Copy the secret when you are ready to use it.

Features

  • Cryptographically secure random generation
  • Adjustable secret length
  • Uppercase and lowercase characters
  • Numbers and special characters
  • One-click regeneration
  • Copy generated secrets
  • Browser-side generation

Common Use Cases

  • Application configuration
  • Environment variables
  • Session secrets
  • Signing secrets
  • Development projects
  • Temporary test credentials

Example

Input
Length: 32
Characters: A-Z, a-z, 0-9, symbols
Output
Generated secret:
K7!vQ2@pL9#xR4$mN8&zT6^wC3*eY5

FAQ

Are generated secrets cryptographically secure?

The generator uses the browser's cryptographically secure random number generator rather than ordinary pseudo-random functions such as Math.random().

Can I choose the secret length?

Yes. The generator allows you to select the desired length before generating a secret.

Can I choose which characters are used?

Yes. You can control the character types included in the generated secret.

Are generated secrets sent to a server?

No. Secret generation is performed in the browser, so the generated value does not need to be sent to a server.

Can I use generated secrets in production?

Yes, generated secrets can be used for appropriate application configuration, but production secrets should be stored and managed securely and should never be committed to source control.