Is a Cronus cheating?

I'm quite perplexed about the so-called Cronus, is it a cheating tool? Could you please clarify? I've heard rumors about it being used to manipulate transactions unfairly, but I'm not entirely sure. Could you enlighten me on this matter? If Cronus is indeed a cheating device, then what measures can be taken to prevent its misuse in the cryptocurrency world? It's important for me to understand this as I'm considering investing in this domain. Thank you for your time and assistance in clarifying this.