    constructor(hashName, ...args) {
      super(...args);

      this.type = '25519';
      this.hashName = hashName;
      this._keys = null;
    }
The software constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.