Regulations Governing the Standards for Information System and Security Management of Electronic Payment Institutions Article 8

Electronic payment institutions shall ensure that e-payment transactions meet the following security requirements for different types of network:1. Dedicated network: Message protection measures should have the attributes of integrity, authentication and non-duplication. If transaction security design provided under Item 2, Subparagraph 4, Paragraph 1 of the preceding article is adopted, the protection measures should also meet the non-repudiation requirement.2. Internet or mobile network: Message protection measures should have the attributes of confidentiality, integrity, authentication and non-duplication. If transaction security design provided under Item 2, Subparagraph 4, Paragraph 1 of the preceding article is adopted, the protection measures should also meet the non-repudiation requirement.
中文原文 電子支付機構資訊系統標準及安全控管作業基準辦法第8條
電子支付機構於不同網路型態應確保電子支付交易符合下列安全規定:
一、專屬網路:應符合訊息完整性、訊息來源辨識性及訊息不可重複性之訊息防護措施。
如採用前條第一項第四款第二目之交易安全設計者,應同時符合訊息不可否認性之訊息防護措施。
二、網際網路或行動網路:應符合訊息隱密性、訊息完整性、訊息來源辨識性及訊息不可重複性之訊息防護措施。
如採用前條第一項第四款第二目之交易安全設計者,應同時符合訊息不可否認性之訊息防護措施。

English translation for reference only; the Chinese text prevails. Not legal advice.