BLAKE3 Hash Generator
Generate BLAKE3 hashes with parallel tree structure for maximum speed and security.
What Is BLAKE3?
BLAKE3 is the fastest secure hash function that produces a 256-bit hash using a binary tree structure, enabling parallel and incremental hashing, combining tree structure with reduced BLAKE2 rounds.
Specifications
Use Cases
- High-throughput data verification
- Content-addressed storage systems
- Streaming and incremental hashing
Security Notice
BLAKE3 is suitable for cryptographic integrity checks and fingerprints when used appropriately. Use HMAC or KMAC when you need message authentication, and use a dedicated KDF such as Argon2, bcrypt, or scrypt for password storage.
Related Tools
Utilities
Implementation Notes
Practical usage details for this browser-based BLAKE3 tool.
How to Generate a BLAKE3 hash
- Choose UTF-8, Hex, Base64, or File input mode.
- Enter text, encoded bytes, or choose a local file to process.
- Adjust the BLAKE3 options if your use case requires non-default settings.
- Click Generate BLAKE3 Hash and copy the result.
Example Input and Output
Sample input:
abc
Sample output:
6437b3ac38465133ffb63b75273a8db548c558465d79db03fd359c6cd5bd9d85
When Not to Use BLAKE3
- Do not use a plain hash or derivation output directly as password storage without the right password-hashing construction and parameters.
Recommended Alternatives
Review related tools when you need a different output size, security margin, or keyed construction.
BLAKE3 Test Vectors
Input: empty string
af1349b9f5f9a1a6a0404dea36dcc9499bcb25c9adc112b7cc9a93cae41f3262
Input: abc
6437b3ac38465133ffb63b75273a8db548c558465d79db03fd359c6cd5bd9d85
Command Line Alternatives
b3sum file.zip
File Verification Scenario
BLAKE3 is well suited to high-throughput file hashing and content-addressed workflows where tooling support is available.
Security Guidance
BLAKE3 is a modern cryptographic hash, but interoperability is not as universal as SHA-256.