ICDL PROGRAMMES RECOGNITION & PAPERS FIND A TEST CENTRE FAQs CONTACT US GENERAL ENQUIRES ICDL TEST ENQUIRY FORM ATC LoginRestricted Content for Accredited Test Centres only. Please contact ICDL Thailand for your username and password. Username Password Forgot your password? Login ICDL Workforce Modules Essential Skills Computer Essentials Online Essentials Office Applications Word Processing Spreadsheets Presentation Good Practice IT Security Online Collaboration Information Literacy