Except as expressly provided in this Article IX , or otherwise agreed in writing by the Parties, the Parties agree that (a) each Party shall not disclose to any Third Party, and shall keep in confidence, all Confidential Information of the other Party, using the same degree of care with which it maintains the confidentiality of its own Confidential Information, but in all cases with no less than a reasonable degree of care and (b) each Party may use the other Party’s Confidential Information only to perform its obligations or exercise its rights under this Agreement.