Squarespace fix guide
HSTS max-age Too Short on Squarespace
HSTS header is present but max-age is under 1 year. Browsers will not cache the HTTPS preference long enough for reliable protection.
Issue ID: SEC-HSTS-002Severity: minorEffort: S
Why this matters
HSTS header is present but max-age is under 1 year. Browsers will not cache the HTTPS preference long enough for reliable protection. This affects browser trust signals and whether visitors feel safe submitting contact details.
Squarespace fix path
How to fix this on Squarespace
Check page settings, navigation, and code injection.
- 1Identify whether this is page-level or site-level.
- 2Apply the fix.
- 3Republish and confirm.
After you fix it
- ✓Check that max-age is at least 31536000
Same fix, other platforms
Fix hsts max-age too short on a different CMS
Other fixes
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