Signature Authentication

Signature Authentication

• Merchant API Authentication Instructions

Request Type

• Only [POST]
• [content-type: application/json;charset=UTF-8]

Header Parameter

Name	M/O/C	Type	Description
MerchantId	Mandatory	int	Unique ID by Cashy
Sign	Mandatory	string	Generate secret API key

Sample Code API Request

{"test":"test"}

Authentication Type

• UTF-8
• MD5

Authentication example

Merchant Key=K-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx Request bodyJson={"test":"test"} Authentication Sign=MD5.hash(bodyJson + Merchant Key) Authentication Success=xxxxxxxxxxxxxxxxxxxxxxxxx

Java Authentication example

String key = "K-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
String bodyJson = "{\"test\":\"test\"}";
String sign = Md5Utils.hash(bodyJson + key);