The 200-Day Certificate Deadline Is Coming: Are You Ready?
The SSL/TLS certificate renewal window shrinks on March 15, 2026: maximum lifespan drops from 398 days to just 200, cutting renewal cycles in half. Is your business ready for the 200-day certificate deadline? What’s Changing? In spring 2026, certificates issued on or after March 15 must meet the new 200-day
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