Authentication Code----验证码识别More powerful (更强大)-- microsoft activation codes, certificate authentication code, company authentication code.Usually, they ask you "what is your Authentication Code (验证码识别)?"When they want to make sure it is true.verification code---验证码识别The Card Security Code--信用卡安全码.A verifaction code is a three or four digit number printed on the credit card.Identification code ---验证码识别Driver license,passport, student ID. 身分代码
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