给别人提供一种优盘，内容防copy，使用限制一年。一年后可以获得sn码再使用一年，如何实现呢？有没有这样要求的加密方案？
↧
Channel:
U盘存储技术
X
Are you the publisher?
Claim or
contact us
about this channel.
X
No ratings yet.
Channel Details:
- Title: U盘存储技术
- Channel Number: 69249599
- Language: Chinese
- Registered On: August 15, 2016, 8:07 pm
- Number of Articles: 5114
- Latest Snapshot: March 4, 2019, 5:00 am
- RSS URL: http://bbs.mydigit.cn/rss.php?fid=18
- Publisher: http://bbs.mydigit.cn
- Description: 最新帖子
- Catalog: //polygalaceous69.rssing.com/catalog.php?indx=69249599
© 2025 //www.rssing.com