NFD Network Security Coin is great, thanks the Devs hard works
What is NFD Network Security Coin?

It's an NFD asset that adds an incentive for forgers to keep forging. Any forger that signs a block gets one of them sent to his or her account. There's a nice buy wall for them in the Asset Exchange, so any forger who gets once can sell it for NFD

Asset Id: 8537833860395844488