XtraBYtes is a PoSign (Proof of Signature) cryptocurrency meaning that it does not need a miner to verify the blocks. XtraBYtes was rebranded from Bitmox, an ICO project that ended up being abandoned and then picked up by the current XBY devs.
XtraBYtes (XBY) Features
Technology Specifics for XtraBYtes (XBY)
XtraBYtes (XBY) uses the N/A algorithm and relies on the PoSign proof type.