One of the biggest divisions in blockchain technology is permissioned versus permissionless blockchains. The basic distinction is pretty clear: you need approval to use a permissioned blockchain, while anyone can participate in permissionless systems. The original Bitcoin blockchain was and is still completely open, for example, but as companies and institutions start to adopt the technology, they’re willing to sacrifice trustlessness and transparency for better access controls and easier customization. Related: How Blockchain Works and How It Affects You Why do we care? As similar as the two systems might sound, they really shouldn’t be used for the same… Read more