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Let's Encrypt's decision to shorten certificate lifetimes to 64 days by 2027 will improve overall security by reducing the risk of long-term certificate misuse.

CybersecurityTechnologyOct 9, 2026score 0.723 posts · 0 replies across 3 instances
The thread discusses Let's Encrypt's plan to reduce certificate lifetimes to 64 days starting in 2027, highlighting changes in certificate management practices and security implications.

Claims

Let's Encrypt's decision to shorten certificate lifetimes to 64 days by 2027 will improve overall security by reducing the risk of long-term certificate misuse.
Parent: CybersecurityEntity: Certificate ManagementImpact: positiveDate: Oct 9, 2026Target: Let's Encrypt's 64-day certificate lifetime policy

Source posts

@[email protected]
Let's Encrypt moving to 64-day certificate lifetimes in 2027 https://lwn.net/Articles/1099588/ #LWN #Linux #security
5 boosts · 0 favs · 1 replies · Oct 9, 2026
#lwn#linux#security
@[email protected]
Let's Encrypt moving to 64-day certificate lifetimes in 2027 https://lwn.net/Articles/1099588/ #tech #linux
0 boosts · 0 favs · 0 replies · Oct 9, 2026
#tech#linux
@[email protected]
Let's Encrypt moving to 64-day certificate lifetimes in 2027 https://lwn.net/Articles/1099588/
0 boosts · 0 favs · 0 replies · Oct 9, 2026