| 摘要 |
<p>The invention discloses a method implementing secure transaction for electronic deposit, it is characterized that: a grey lock mark is merged into a electronic deposit and becomes one of electronic deposit attribute parameters; when locking a IC card i.e. setting a grey lock mark on a IC card, locking card source is recorded on the IC card at the same time; when debiting, judging the locking card source and combing debiting operation with unlocking operation into one step operation, i. e. after debiting successfully, unlocking is automatically done. It solves illegal unlocking problem effectively and thoroughly, so electronic deposit consumption transaction is more secure and convenience. <IMAGE></p> |
