BUSINESSES B.E. 2561 (2018) Linklaters (Thailand) Ltd 20th Floor Capital Tower All Seasons Place 87/1 Wireless Road Bangkok 10330 https://www.sec.or.th/EN/Documents/ActandRoyalEnactment/RoyalEnactment

with Chapter 1; (2) establishment of policies, measures, and management arrangement concerning information security in accordance with Chapter 2; (3) management of IT assets and the access control to

with Chapter 1; (2) establishment of policies, measures, and management arrangement concerning information security in accordance with Chapter 2; (3) management of IT assets and the access control to

with Chapter 1; (2) establishment of policies, measures, and management arrangement concerning information security in accordance with Chapter 2; (3) management of IT assets and the access control to

Fax. - 5. MACQUARIE SECURITIES (THAILAND) LIMITED 28TH FLOOR CRC TOWER, ALL SEASONS PLACE, 87/2 WIRELESS ROAD LUMPHINI, PATHUM WAN, Bangkok 10330 Tel. 0-2694-7999 Fax. 0-2694-7878 6. MAYBANK SECURITIES

SOCIAL SECURITY OFFICE Disposition Stock 15.0391 0.1152 14.9239 05/11/2021 15.0391 0.1152 14.9239   246014432111-1 BCP SOCIAL SECURITY OFFICE Acquisition Stock 14.9839 0.0552 15.0391 12/10/2021 14.9839

สารสนเทศของผู้ประกอบธุรกิจ ทั้งนี้ สาระส าคัญของแนวทางปฏิบัติฉบับนี้ ประกอบด้วย 1. นโยบายด้านการรักษาความมั่นคงปลอดภัยของระบบสารสนเทศ (Information Security Policy) [หน้า 3] 2. การจัดโครงสร้างความมั่นคง

Ladkrabang), (7) the ASEAN Chief Information Officer Association (ACIOA), (8) the Thailand Information Security Association (TISA), and (9) the Information Systems Audit and Control Association – Bangkok

SECURITIES (THAILAND) PUBLIC CO.,LTD. 9, 18, 39 AND 52 TH FLOOR, CRC TOWER, ALL SEASONS PLACE, 87/2 WIRELESS ROAD LUMPHINI, PATHUM WAN, Bangkok 10330 Tel.0-2648-1111 Fax.0-2648-1000 9 FINANSIA SYRUS SECURITIES

: Operational Control and Security for Information Technology of a Licensed Derivatives Broker. By virtue of the second paragraph of Clause 7 of the Notification of the Securities and Exchange Commission No