The gossip library we are using (Hashicorp's Memberlist) uses a symmetric key, or shared secret, cryptosystem. The threat model is the same that Serf has identified here, and it implies a key rotation and distribution. The process of configuring the encryption system should be similar to the one that Serf specifies here.
The gossip library we are using (Hashicorp's Memberlist) uses a symmetric key, or shared secret, cryptosystem. The threat model is the same that Serf has identified here, and it implies a key rotation and distribution. The process of configuring the encryption system should be similar to the one that Serf specifies here.
Some issues are still open.