Ed25519 Signature

Ed25519 high-performance digital signature and verification, based on EdDSA curve.

Key Pair

Click "Generate Key Pair" to create Ed25519 keys

Sign

Verify

Usage

Ed25519 Advantages

Ed25519 is based on the EdDSA elliptic curve signature algorithm. Compared to RSA, it has faster signing, shorter signatures (64 bytes), smaller public keys (32 bytes), and side-channel attack resistance.

Steps

1. Click "Generate Key Pair" to create Ed25519 keys; 2. Enter message, click "Sign" to generate signature; 3. In the verification area, fill in the original message and signature, click "Verify" to confirm authenticity.

Browser Compatibility

Ed25519 requires newer browser versions (Chrome 113+, Firefox 130+). If key generation fails, please upgrade your browser. All operations based on Web Crypto API, keys never leave the local machine.