[ Electronic Trading Security Requirements ]

The security requirement for safe electronic trading can be divided into four categories, Authentication, Integrity, Confidentiality and Non-Repudiation. The security technology to conform to those requirements can be arranged as follows.

Security Requirements Authentication Integrity Non-Repudiation Confidentiality Security Technology Digital Signature Encryption

Authentication:
It means to verity that the relevant person in electronic trading is the person himself.

Integrity:
It is the function to detect forgery or alteration of electronic documents.

Non-Repudiation:
It is the function to prevent senders and recipients from denying transmission and receipt of electronic documents.

Confidentiality:
It is the function to prevent third parties except appropriate senders and recipients from seeing the electronic documents.

The encryption technology is to guarantee the confidentiality of electronic documents and the Digital Signature technology is to guarantee the verification of identification of trading partners, the prevention of forgery and alteration of transaction contents and the non-repudiation of transaction. In conclusion, the Digital Signature technology is essentially required for electronic transaction environment of non face-to-face method.