sign-scheme

Implement configurable hash and sign schemes for verifiable prompt fingerprints.

Updated May 11, 2026
One-click install
npx skills add https://github.com/AesopScott/mojo --skill sign-scheme
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: sign-scheme
Source: https://github.com/AesopScott/mojo/tree/main/harnesses/skills/sign-scheme
Command: npx skills add https://github.com/AesopScott/mojo --skill sign-scheme

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill addresses the lack of verifiable integrity in AI prompt workflows by providing a structured harness to implement hash and sign schemes for prompt fingerprints.

Core Features & Use Cases

  • Capability Control: Adds configurable hash/sign schemes to ensure prompt requests are verifiable and tamper-evident.
  • Boundary Enforcement: Provides a systematic way to define allowed and blocked behaviors for specific system harnesses.
  • Use Case: Use this when you need to ensure that a specific Payload harness configuration remains immutable and verifiable during execution, preventing unauthorized prompt modifications.

Quick Start

Use the sign-scheme skill to define a new hash configuration for the Payload harness by identifying the current boundary and proposing a minimal rule change.

Frequently Asked Questions about sign-scheme

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I verify prompt integrity and prevent unauthorized modifications in my AI workflow?

You can verify prompt integrity by implementing configurable hash and sign schemes to establish verifiable prompt fingerprints within your harness. This approach ensures requests remain tamper-evident and immutable during execution.

What is a prompt fingerprint and when do I need hashing for AI security?

A prompt fingerprint is a verifiable hash generated to ensure a specific payload configuration remains immutable. You need hashing when building capability-based security tasks where request integrity and boundary enforcement against unauthorized modifications are critical.

How do I set up a hash configuration for a payload harness boundary?

To set up a hash configuration, identify the current payload boundary and propose a minimal rule change to define allowed and blocked behaviors. This systematically secures the harness by applying configurable sign schemes to the prompt payload.

Does this hashing approach support capability-based security and boundary control?

Yes, the hashing and sign scheme approach directly supports capability-based security and boundary control tasks. It provides a structured way to systematically define allowed and blocked behaviors for specific system harnesses while verifying test cases.

What are the limitations of using hash schemes for prompt compliance?

A limitation of using hash schemes for prompt compliance is the strict requirement to adhere to defined safety protocols and verify both positive and boundary test cases. You must validate these test cases to ensure the boundary enforcement remains effective.