Unverified50% confidenceSolutionExact time
占位事件通常只将时段标记为忙碌，不包含原始事件的敏感详情（如标题、与会者、地点），在保护隐私和维护可用性之间取得平衡
1
Sources
50%
Confidence
Long-term
Relevance
8/23/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedIn two-way synchronization, the common industry practice is to create placeholder events in the target calendar to mark busy status rather than copying the full event, in order to address privacy concerns and reduce the probability of conflicts.73% similarUnverified时序安全比较通过确保无论何处不匹配都消耗相同时间来消除侧信道信息泄露，如Python标准库的hmac.compare_digest()63% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/790052API
curl https://kongchang.com/api/v1/knowledge/claims/790052MCP
get_claim(id=790052)