You've not given much information here, but from what I can see, I'd go for a SOAP Service running over HTTPS with embedded username/password, and/or IP Address lockdown. They could do the same. Rob. -----Original Message----- From: php-objects@xxxxxxxxxxxxxxx [mailto:php-objects@xxxxxxxxxxxxxxx] On Behalf Of gangadhara prasad Sent: 27 February 2008 02:40 To: hyd-phpug; php-objects Subject: Need to create an API Hi Experts, We need to create a API to allow a windows system to post 2-3 fields of data to our mysql database. The concerns are reliability, speed and security. 1) What protocol should be used? 2) They need to create an API to allow us to post data to their system. Can you please give me sugestions to implementing the above task. Thanks, Gangadhar Forgot the famous last words? Access your message archive online at http://in.messenger.yahoo.com/webmessengerpromo.php [Non-text portions of this message have been removed] Are you looking for a PHP job? Join the PHP Professionals directory Now! http://www.phpclasses.org/professionals/ Yahoo! Groups Links *********************************************************************************** Any opinions expressed in email are those of the individual and not necessarily those of the company. This email and any files transmitted with it are confidential and solely for the use of the intended recipient or entity to whom they are addressed. It may contain material protected by attorney-client privilege. If you are not the intended recipient, or a person responsible for delivering to the intended recipient, be advised that you have received this email in error and that any use is strictly prohibited. Random House Group + 44 (0) 20 7840 8400 http://www.randomhouse.co.uk http://www.booksattransworld.co.uk http://www.kidsatrandomhouse.co.uk Generic email address - enquiries@xxxxxxxxxxxxxxxxx Name & Registered Office: THE RANDOM HOUSE GROUP LIMITED 20 VAUXHALL BRIDGE ROAD LONDON SW1V 2SA Random House Group Ltd is registered in the United Kingdom with company No. 00954009, VAT number 102838980 ***********************************************************************************