Function toKeypairSecure

sdk/js/src/solana.ts:28–41

(keyResponse: GetTlsKeyResponse | GetKeyResponse)

 * This method applies SHA256 hashing to the complete key material for enhanced security.
 */
export function toKeypairSecure(keyResponse: GetTlsKeyResponse | GetKeyResponse) {
  // Keep legacy behavior for GetTlsKeyResponse, but with warning.
  if (keyResponse.__name__ === 'GetTlsKeyResponse') {
    try {
      console.warn('toKeypairSecure: Please don\'t use `deriveKey` method to get key, use `getKey` instead.')
      // Get supported hash algorithm by `openssl list -digest-algorithms`, but it's not guaranteed to be supported by node.js
      const buf = crypto.createHash('sha256').update(keyResponse.asUint8Array()).digest()
      return Keypair.fromSeed(buf)
    } catch (err) {
      throw new Error('toKeypairSecure: missing sha256 support, please upgrade your openssl and node.js')
    }
  }
  return Keypair.fromSeed(keyResponse.key)
}