offensive-mitigations skillA
offensive-mitigations is agent-read markdown (skill) from miosa-osa/osa: Security mitigation reference and bypass catalog: ASLR, DEP/NX, RELRO, stack canaries, CFI, sandboxing, seccomp. Covers both detection of enabled mitigations and known bypass techniques. Use when assessing target hardening or planning exploit mitigation bypasses..
Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.
How to install
mdr add miosa-osa/osa/offensive-mitigations@git:20260914.92db90amdr add miosa-osa/osa/offensive-mitigations@sha256:71f15433f105f1e4Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.
[](https://markdownregistry.com/a/art_ui67rnvzszklcawg)
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Versions
| version | committed | commit | size | audit | |
|---|---|---|---|---|---|
| git:20260914.92db90a latest | 2026-09-14 | 92db90a | 2,066 B | A | view · diff |
| git:20260913.e13b6b8 | 2026-09-13 | e13b6b8 | 48,038 B | A | view |
Audit of the latest version
- pass: Frontmatter block present
- pass: Frontmatter declares a name
- pass: Frontmatter declares a description
- pass: Size between 200 bytes and 200 KB (2066 bytes)
- pass: No zero-width or bidi control characters
- pass: No instruction hidden inside an HTML comment
- pass: No link to an exfiltration or paste host
- pass: No credential-shaped string
- pass: No instruction to send local credentials anywhere
- pass: No text hidden with inline styles
- pass: No prompt-injection phrasing
- pass: No curl or wget piped into a shell
- pass: No recursive delete of root, home or parent
- pass: No instruction to read or print local credentials
- pass: No base64 blob over 200 characters
- pass: No link to a raw IP address
- pass: No script tag
Source
miosa-osa/osa · 57 stars · license NOASSERTION · pushed 2026-09-14 · branch main
API
GET https://markdownregistry.com/api/v1/artifacts/art_ui67rnvzszklcawg GET https://markdownregistry.com/api/v1/resolve?ref=miosa-osa/osa/offensive-mitigations GET https://markdownregistry.com/api/v1/blob/71f15433f105f1e47ec31c0e59de403afea3f24680491441225cfb0a8f5fdd78
Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.