If you cannot identify the user, you should not claim in court that the user agreed to your terms of service agreement.
If you have not proved that the user who agreed to an agreement was the user using the account, then you could very well be attempting to prosecute the wrong person.
It is very possible for one user to steal the account credentials of or impersonate another user.
For example,
Police officers routinely impersonate other users in order to collect evidence.
If you have not proved that the user who agreed to an agreement was the user using the account, then you could very well be attempting to prosecute the wrong person.
It is very possible for one user to steal the account credentials of or impersonate another user.
For example, Police officers routinely impersonate other users in order to collect evidence.