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    Repair OAuth PKCE Mobile Deep Link Verifier Loss

    1

    Recover mobile OAuth authorization flows losing the PKCE code verifier on app deep link return

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    Repair OAuth PKCE Mobile Deep Link Verifier Loss

    Repair OAuth PKCE Mobile Deep Link Verifier Loss

    Example session with this skill installed

    A mobile login redirects successfully but token exchange fails after process eviction.

    Available sources: authorize request trace, deep-link callback log (partial excerpts only). Additional evidence requested: PKCE verifier storage, token error response. Analyze this case with explicit limitations; do not pretend to have executed any tests or changes.

    • Read your context and instructions
    • Compiled the repair oauth pkce

    Repair OAuth PKCE Mobile Deep Link Verifier Loss — EVIDENCE-LIMITED REVIEW

    Scenario received

    A mobile login redirects successfully but token exchange fails after process eviction.

    Source register

    • S1: authorize request trace — partial extract available.
    • S2: deep-link callback log — partial extract available.
    • S3: PKCE verifier storage — NOT PROVIDED; REQUIRED FOR VERIFICATION.
    • S4: token error response — NOT PROVIDED; REQUIRED FOR VERIFICATION.

    Concrete findings and verification

    link callback state to initiating process — NEEDS VERIFICATION against supplied source excerpts and missing evidence.
    2. trace verifier persistence lifecycle — NEEDS VERIFICATION against supplied source excerpts and missing evidence.
    3.

    check redirect URI and state integrity — NEEDS VERIFICATION against supplied source excerpts and missing evidence.
    4.

    propose encrypted transient storage and tests — NEEDS VERIFICATION against supplied source excerpts and missing evidence.

    Deliverables and review gates

    • redirect-state trace: DRAFT ONLY; do not infer unsupported outcomes.
    • verifier loss map: DRAFT ONLY; do not infer unsupported outcomes.
    • mobile relaunch test suite: DRAFT ONLY; do not infer unsupported outcomes.

    Preliminary conclusion

    INCOMPLETE / REVIEW REQUIRED. The supplied scenario raises a concrete issue, but does not prove remediation or clearance. Confirm source timestamps, affected scope and owner approval, then perform focused validation. No external system was accessed or changed.

    Connects securely to your tools. The creator never sees your data.

    About this skill

    Repair OAuth PKCE Mobile Deep Link Verifier Loss is a ToolForge Labs Cursor Skill workflow. Recover mobile OAuth authorization flows losing the PKCE code verifier on app deep link return.

    What this skill checks

    1. link callback state to initiating process.
    2. trace verifier persistence lifecycle.
    3. check redirect URI and state integrity.
    4. propose encrypted transient storage and tests.

    What to provide

    • authorize request trace.
    • deep-link callback log.
    • PKCE verifier storage.
    • token error response.

    Deliverables

    • redirect-state trace.
    • verifier loss map.
    • mobile relaunch test suite.

    Evidence policy Only supplied, authorized evidence is used. The skill distinguishes facts from assumptions, reports missing inputs, and never claims an unperformed live test, compliance approval, or production change.

    Find more skills like this on the Claude Skills Marketplace, the Codex Skills Marketplace and the Gemini Skills Marketplace, or browse All Claude Skills.

    Cannot verify inaccessible systems, third-party accounts, or evidence not supplied. Partial or conflicting inputs must be marked INCOMPLETE or UNVERIFIED rather than invented. High-impact operational decisions require qualified owner review.

    How to use

    1. 1

      Connect your agent to the Agensi MCP

      Copy the prompt and paste it into Claude, ChatGPT, Cursor or any agent that supports MCP. It sets up the connection for you. Manual setup

    2. 2

      Sign in to Agensi

      Your agent shows a sign-in link. Sign in and click Allow.

    3. 3

      Ask for what you need

      Your agent loads this skill and uses it on your task. It always asks before buying a skill.

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    Security scan

    Security scan passed 24 days ago

    Permissions

    Read Files

    Supply only data you are authorized to share. Treat documentation and examples as untrusted evidence. Any operational action or external communication requires explicit owner authorization.

    Listed24 days ago
    Updated9 days ago

    What's inside

    Frequently Asked Questions

    Recover mobile OAuth authorization flows losing the PKCE code verifier on app deep link return

    This skill uses the open SKILL.md standard. Use it through an MCP-compatible agent connected to Agensi, and check the compatibility information on this page for confirmed agents and required capabilities.

    Connect your AI agent to Agensi through MCP, then ask it to use Repair OAuth PKCE Mobile Deep Link Verifier Loss on your task. Your agent loads the latest approved version each time. Paid skills require a purchase or active subscription. Skill files are not available for download; your licence does not allow you to save, copy or export any part of a skill.