Unverified50% confidenceFactExact time
机器码通过对硬盘序列号进行MD5哈希、截取16位字符并添加产品前缀（如VBA-）生成，格式为VBA-A1B2-C3D4-E5F6-G7H8
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026
Sources
VBA Machine-Locked License Verification System: A Complete Voice-Driven Programming Guide
bilibili郑广学办公自动化教学6/4/2026
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