Is node not secure?
I have heard some people say that node is not secure, but I'm not sure if this is true. I want to understand if there are any inherent security issues with node or if it's just a matter of how it's used.
Is block chain not secure?
I've heard a lot about blockchain technology and its potential, but recently I've also come across some concerns regarding its security. Is it possible that blockchain is not as secure as we think it is?