How to Resolve Sectigo Expired on May 30, 2020 Chain Certificate Issue

If you manage a server, you should have domains with SSL certificates. Strange thing, that sometimes free certificates are better than paid ones. This time SSL certificates, issued by Sectigo, were affected. It means, that if you have a certificate, issued by Comodo, you should know that you might have issues, if you don’t update your chain certificate.… Read More »

How to Create Bulk Receive and Change Addresses in Electrum Console

Sometimes you need to pass behind the standard gap of 20 unused addresses to show all the addresses with balance on your wallet. When it comes to Electrum, there are 2 similar commands to generate “regular” and “change” addresses (Electrum considers these addresses are different so you need to issue different commands. So in order to create 200… Read More »

How to Generate Multisig Bitcoin Addresses with the list of xpubs in PHP

Another script, that I had to create by myself, since I haven’t found a solution for such a simple task. Let’s say you create a multisig Bitcoin wallet in Electrum. Let’s start with a basic version where you have 2 signatures out of 2 possible, so you need to have both to send funds. You follow this guide… Read More »