jordancoin/ios-skills-collection · skills/dpearson2699--authentication/SKILL.md

authentication skillA

authentication is agent-read markdown (skill) from jordancoin/ios-skills-collection: Implement iOS authentication patterns including Sign in with Apple (ASAuthorizationAppleIDProvider, ASAuthorizationController, ASAuthorizationAppleIDCredential), credential state checking, identity token validation, ASWebAuthenticationSession for OAuth and third-party auth flows, ASAuthorizationPasswordProvider for AutoFill credential suggestions, and biometric authentication with LAContext. Use when implementing Sign in with Apple, handling Apple ID credentials, building OAuth login flows, inte.

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

Latest version
mdr add jordancoin/ios-skills-collection/authentication@git:20260329.893209f
Exact content
mdr add jordancoin/ios-skills-collection/authentication@sha256:b808db33356fb591

Pin 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.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_2staf5qrqaft43nf.svg)](https://markdownregistry.com/a/art_2staf5qrqaft43nf)

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Versions

versioncommittedcommitsizeaudit
git:20260329.893209f latest2026-03-29 893209f 17,786 BA view

Audit of the latest version

A  17 of 17 checks passed. Deterministic, no model, same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (17786 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

GitHub

jordancoin/ios-skills-collection · 5 stars · license NOASSERTION · pushed 2026-09-10 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_2staf5qrqaft43nf
GET https://markdownregistry.com/api/v1/resolve?ref=jordancoin/ios-skills-collection/authentication
GET https://markdownregistry.com/api/v1/blob/b808db33356fb59192f2839324210788895dcdd6c540963530dded06df191b84

Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.