The alpha version also fixes some recent security flaws in the protocol, including malicious nodes (network nodes, forwarding servers) that can know about the network and reduce anonymity.
See also: How to find secure web on sink (deep web)?
Tor Project also said that there will be some security features in the next update, making it difficult for an attacker to identify Tor users.
'When the current code is more stable, we will add new features such as offiline service key, advanced client authentication, port control interface, improved security algorithms, security name system, parameters, support for blockchain, AI logic, VR interface, routing with mixed latency . ', Tor Project said.
The application of new onion services will still support the current onion network, but will soon replace the whole and become the default. Interested readers can read the full version of this alpha release here.https://blog.torproject.org/tor-0321-alpha-released-support-next-gen-onion-services-and-kist-scheduler