encryption of information transmitted through computer network system, the prevention of distributed denial of service (DDoS) attack, the intrusion from malware, the protection against threats advanced

of the Information Technology of a Securities Company. 2. Segregation of Duties. 3. Physical Security. 4. Information and Network Security. 5. Change Management. 6. Backup and IT Contingency Plan. 7

characteristics as specified in the notification of the SEC. “derivatives exchange” means any center or network through which derivatives trading is provided in the ordinary course of business, whether by way of

Section 90 Securities and Exchange Act B.E. 2535 Section 90. Securities business can be undertaken only by formation of either a limited company or a public limited company, or by a financial

business operation. However, using information technology may cause certain risks arising from the operation of the securities company in various respects. Among other things, the SEC Office considers these

and Exchange Commission No. SorKhor/Nor. 37/2550 Re: Relaxation on Calculation and Announcement of Net Asset Value of Mutual Funds Investing in Equity Instruments Issued by PTT Public Company Limited By

BUSINESS SECTION 16. A derivatives business operator shall be a limited company or a public limited company, except for a derivatives advisor which may be an individual, and shall be allowed to undertake a

of Contents Page 1. Audit Firm profile 1 2. Network firms of the Audit Firm 4 3. Internal management of the Audit Firm 5 4. Inspection results on quality control system by other agencies (if any) 5 5

การเชื่อมต่อกับระบบเครือข่ายสาธารณะ (public network) และระบบเครือข่ายไร้สาย (wireless network) อย่างรัดกุม เพื่อป้องกันการรั่วไหลหรือเปลี่ยนแปลงแก้ไขข้อมูลที่ส่งผ่านระบบเครือข่ายดังกล่าว รวมทั้งเพื่อ

Section 81 Securities and Exchange Act B.E. 2535 Section  81. After the completion of the sale of securities, the promoters of a public limited company, a company or owner of securities shall report