This is happening because the secure cookie that was placed within your browser is getting deleted. This can happen if you delete cookies from your computer on a regular basis. This is a common method that third party software (ex. anti-virus protection) uses to remove potentially risky items from your computer. These solutions typically remove all cookies as a precaution, even though not all cookies are a security risk. In order to use this feature without being asked for additional information at each login, the secure cookie that we use to identify your computer must stay within your browser. We recommend that you not delete these cookies if you do not want to be asked for additional information at each login. Please contact our eServices department at 800-322-8233 for further assistance.