or result in any liability for Poloniex in the event that such information is negligently released by Poloniex or accessed by third parties without Poloniex's consent.

smells like they got hacked (database) at least once...

You are aware of and accept the risk of operational challenges. Poloniex may experience sophisticated cyber attacks, unexpected surges in activity, or other operational or technical difficulties that may cause interruptions in the Service. You understand that the Service may experience operational issues that lead to delays on our platform. You agree to accept the risk of transaction failure resulting from unanticipated or heightened technical difficulties, including those resulting from sophisticated attacks. You agree not to hold Poloniex accountable for any related losses.

Imagine how many got fu#$d up already and how many more will ...

Poloniex is a regulated entity and must comply with applicable law. Applicable law, regulation, and executive orders may require Poloniex to, upon request by government agencies, freeze withdrawals or trading (or both), or provide information regarding your account. Further, our recordkeeping and customer verification procedures are subject to change at any time as required by law or industry practices. We must comply with the law and you accept any inconveniences to you or other consequences resulting from our compliance.

...seems like SEC already knocked them the door

Poloniex is registered with the Financial Crimes Enforcement Network (“FinCEN”) as a Money Services Business (“MSB”), registration number 31000091844018. Poloniex may be required to file details of Account activity to FinCEN from time to time. Poloniex may also be required to provide information to government agencies as required by law to other state or federal agencies.

...they are giving all users informations weeks now