Sep 3, 2018 · 1 min read
It will not weaken the security of the tangle, since its consensus is fundamentally different from other DLT’s. Concepts like “longest chain wins” (which is the basic idea behind most blockchain based consensus models) doesn’t exist in IOTA and in fact it even strengthens the security because one of the potential attack vectors (“mining” a parasitic sidetangle for a long time in secret and then publish it to the network) will be less effective if a large number of nodes have already pruned the very old transactions that this side tangle would have to attach to.
