Random Token Generator

Generate random hex, alphanumeric or base64 tokens.

Token type

Entropy size: 16 bytes (32 hex chars)

What Is a Random Token Generator?

The Random Token Generator produces cryptographically secure random tokens in hex, URL-safe base64, or alphanumeric form. You can control the entropy size in bytes, making it ideal for API keys, secrets, and verification codes. This free online security tool is useful for random token generator, secure token generator, API token generator. Common use cases include creating random API secrets, verification tokens, session-related test values, and URL-safe tokens. It is designed for quick browser-based analysis and development workflows. Security checks are signals rather than guarantees, so production systems should also be validated against current standards and their specific threat model.

How to Use This Random Token Generator

1
Choose the token formatSelect hexadecimal, URL-safe Base64, or alphanumeric output.
2
Set entropy sizeChoose the number of random bytes required by your application.
3
Generate tokensCreate fresh values using the browser's cryptographically secure random generator.
4
Review the outputCheck that the token meets your application's character and length requirements.
5
Protect the secretStore API keys and tokens securely and never expose production credentials publicly.

Frequently Asked Questions

It is base64 encoding that uses '-' and '_' instead of '+' and '/', and omits padding. It is safe to use in URLs and file names.

For API secrets, at least 16 bytes (128 bits) is recommended. This tool allows up to 64 bytes (512 bits) of entropy.

Using the browser's cryptographically secure random number generator. Tokens are created locally and are not stored or transmitted.

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