Security snapshot
Across 4 jcca WordPress sites indexed by TLDWP, compared to the all-WordPress average.
Grade A 25%
Grade B 25%
Grade C 0%
Grade D 0%
Grade F 50%
Fail the header check (F)50%vs 82.5% avg
Leak usernames50%vs 38.5% avg
Expose a sensitive file0%vs 1.8% avg
Use HTTPS75%vs 96.2% avg
What stands out
TLDWP currently associates 4 indexed WordPress sites with jcca, equivalent to 0% of the current WordPress dataset.
The largest measured difference is header-grade F: 50% versus 82.5% overall (-32.5 percentage points).
HTTPS adoption is 75% vs 96.2% overall (-21.2 pp); Username enumeration is 50% vs 38.5% overall (+11.5 pp); Sensitive-file exposure is 0% vs 1.8% overall (-1.8 pp).
These are observational associations among sites where TLDWP detected jcca, not evidence that the technology, provider, or domain attribute caused a security outcome. See the overall WordPress security baseline.
| Domain | Exposures | Headers | Last Checked |
|---|---|---|---|
| h*-*c*a.jp | B | Aug 29, 2026 | |
| j*a*.c*.jp (WP 7.1) | F | Aug 29, 2026 | |
| j*c*.org (WP 7.0.4) | A | Aug 25, 2026 | |
| s*i*h*s*u.com (WP 4.7.29) | F | Aug 8, 2026 |
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