Australia’s $4.5 trillion super system rises and falls on the trust in capital markets that starts with the work of auditors. That’s why KPMG’s scandal matters, and why it could break the firm.

Construction giant Lendlease has slammed accounting firm KPMG over claims confidential client documents were misused, as a parliamentary hearing into the scandal is held on Friday.

The committee is probing allegations that KPMG misused confidential client information to win work, which have already led to several resignations.