Monero is not minable with ASICs due to it’s “hashing” algorithm RandomX using random code execution rather than a traditional hash, but miners pooling together their equipment to standardize profit still poses a security risk to the network if there’s a malicious pool admin.
Like the blockchain it’s securing, P2Pool is a decentralized pool itself with no pool admin. It’s 1.0 release a few days ago signals for the future of fair and secure mining on the Monero network.
Oh heavens! Criminals are using an open network! SHUT IT DOWN, SHUT IT DOWN, SHUT. IT. DOWN!