symmetric-cipher-attacks

github.com/yaklang/hack-skills
Verdict: Generally safe
0 critical1 high1 medium
B
SCORE 75 / 100
$skillox install symmetric-cipher-attacksSoon
Sign in to followFollowing emails you when a re-scan drops the grade. Opt-out is per-creator on /account/billing.

Why grade B?

score · 75 / 100

The current grade reflects 1 high-severity finding (any HIGH → B).

0 CRIT1 HIGH1 MED0 LOW
To reach a higher grade
  • A
    Reach Atarget score 95

    Resolve all 1 HIGH.

Thresholds are documented at /docs/grading. Source-of-truth is the grade() function in @skillox/scanner.

Latest scan findings

Scan crawl-p7qsdxnue7g1uxkoo7y7bufx · Thu, 28 May 2026 17:29:26 GMT · 3ms

high
Obfuscation pattern: hex-escaped string
The skill contains an obfuscated payload pattern. Legitimate skills rarely include long base64/hex/unicode-escaped runs; review the content carefully.
rule: obfuscationline: 191CWE-506
▾
189
190Step 1: Send email that aligns "admin" + PKCS7 to a block:
191 email = "foo@bar.coadmin\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b"← hex-escaped string — review for hidden payload
192 → Block 1 encrypts "admin\x0b\x0b..." (save this block)
193
med
No capability manifest declared
The skill ships without a `manifest.yaml` or `capabilities` block in its frontmatter. Without a manifest, the runtime cannot enforce what this skill is permitted to do.
rule: no-manifest
▾
View latest scan →
skillox.io/c/symmetric-cipher-attacks