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TLDWP

Theme: fos (Used by 7 domains)

Security snapshot

Across 7 fos WordPress sites indexed by TLDWP, compared to the all-WordPress average.

Grade A 0% Grade B 0% Grade C 0% Grade D 0% Grade F 100%
Fail the header check (F)100%vs 82.6% avg
Leak usernames43%vs 38.6% avg
Expose a sensitive file0%vs 1.8% avg
Use HTTPS86%vs 96.3% avg

What stands out

TLDWP currently associates 7 indexed WordPress sites with fos, equivalent to 0% of the current WordPress dataset.

The largest measured difference is header-grade F: 100% versus 82.6% overall (+17.4 percentage points).

HTTPS adoption is 85.7% vs 96.3% overall (-10.6 pp); Username enumeration is 42.9% vs 38.6% overall (+4.3 pp); Sensitive-file exposure is 0% vs 1.8% overall (-1.8 pp).

These are observational associations among sites where TLDWP detected fos, not evidence that the technology, provider, or domain attribute caused a security outcome. See the overall WordPress security baseline.

Where these sites live — top 3 domain endings
.de 3
.com 3

fos Premium / Custom

This theme is not available on WordPress.org. It may be a premium theme, a custom theme, or a theme from a third-party marketplace.

DomainVersionExposuresHeadersLast Checked
f*r*-*f*s*u*.com (WP 7.1) F Sep 10, 2026
f*s*i*a*o*s*i*s.c*m.au (WP 7.0) F Aug 28, 2026
f*c*s*o*-*u*c*s*.de F Aug 26, 2026
f*l*o*s*r*a*i*g.com (WP 7.0.4) F Aug 15, 2026
f*s*f*l*e*t*c*n*k.de (WP 6.6.2) F Aug 14, 2026
f*s*m*s*e*.de (WP 6.6.2) F Aug 14, 2026
f*s*f*l*e*t*c.com (WP 6.0.2) F Jul 30, 2026