Think of it as using iCloud as your password manager and storing your OTPs - someone breaks into your iCloud, they get access to all the passwords and OTPs to login to any service in iCloud.
Always take the security of your password manager / sync accounts seriously. Use hardwre security keys if needed on the "root accounts".
Always take the security of your password manager / sync accounts seriously. Use hardwre security keys if needed on the "root accounts".