Expired50% confidenceFactExact time
MD5生成的16位十六进制截取值提供约2^64种组合，被认为对软件授权场景的唯一性需求足够
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
VBA一机一码验证系统：语音编程全链路实战指南
bilibili郑广学办公自动化教学6/4/2026
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