Namecoin can be used for the following things :
- Protecting free speech rights online by making the web more resistant to censorship.
- Attaching identity information such as GPG and OTR keys and email addresses, Bitcoin, and
- Bitmessage to the identity of your choice.
- Tor .onion domain which means human.
- Decentralized TLS (HTTPS) certificate validation, powered by blockchain consensus.
- Website access using .bit top-level domains.