bitcoin Dreaming about CoinJoin at protocol level Is it feasible to get perfect privacy for all TXs in every future block, without relying on end user post-intervention (coinjoining), making any chain-analysis useless ?
2fa How to get 2FA on the command line Getting Time-based One-Time-Password for 2FA on the command line.
ssl How to make SSL working on localhost How to make SSL working on localhost for free. Successfully tested on Ubuntu 18.04 LTS with nginx v.1.14.0
