If you need help with in a legitimate context, I’d be glad to assist with:
What specific are you trying to unlock?
The software does not send your personal data to EaseUS servers. However, to unlock a device, you must temporarily allow "untrusted" USB accessories, which is standard for all unlocking tools.
: Bypasses the Apple ID on an activated device without a password, allowing you to sign in with a new account. Screen Time & iCloud Bypass
If you change computers, you don't need to buy a new license. Simply contact EaseUS support to have your license code reset.