Hi ikrip,
In order to update the password to your Auction Sniper account, please click the small white "Modify Account" link under the "My Snipes" tab within your account. Then, fill in the "new eBay Password" and "confirm Password" fields on the ensuing page and click the "Update Account Information" button at the bottom of the page.
If you have any additional questions or concerns regarding your Auction Sniper account, please feel free to contact our customer support team by completing the web form on the following page of our site:
http://support.auctionsniper.com/-Mike