what does it mean:

The Receiving Party understands that the disclosure of Confidential Information may cause irreparable harm to the Disclosing Party and/or its Affiliates. The Receiving Party shall indemnify and hold the Disclosing Party and its Affiliates harmless from any loss, damage, fees or expenses, including reasonable legal fees, which the Disclosing Party and/or its Affiliates sustains as a result of any dissemination or disclosure of Confidential Information in breach of this Agreement.