@BorisK your purpose converts an present private important to some public critical. But not each random hex string is usually a ED25519 private critical. exe -r 1[Dd]avid. Just one downside to specifying a regex prefix is that you're going to not be presented any estimated time or likelihood data since https://mpowerdirectory.com/listings270846/5-simple-statements-about-%E6%B3%A2%E5%9C%BAtron%E9%9D%93%E5%8F%B7%E5%9C%B0%E5%9D%80%E7%94%9F%E6%88%90-explained