You will provide protection only blockchain based project or anyone from around can take your protection to make secure his business from being down through DDOS attack. How this blockchain will work make secure is there any special requirement to integrate other server into this?
To answer that: anyone can use a Gladius pool ton protect themselves, as a website owner implementing it would be no different than any other service. Blockchain is used as a payment as well as a decentralized marketplace of pools. Whenever any communication happens on the blockchain, it is encrypted so it is unreadable to anyone but the recipient.
To implement it as a pool there is nothing more than a few configuration steps and installing the software