Not to divulge to any person whomsoever, and to use her best endeavors to prevent the unauthorized publication or disclosure of, any trade secret or any confidential information concerning the business or the finances of eS or any of its business dealings, transactions or affairs which may come to her knowledge during or in the corse of her employment. This obligation shall continue to apply after the termination of this agreement without limitation in time but shall cease to apply to information or knowledge, which may come into the public domain.