Skills
.Work. You
Rest

mvx_constant_time

Official

Secure crypto operations in constant time.

Software Engineering#security#rust#smart contract#crypto#timing attack#constant time
Authormultiversx
Version1.0.0
Installs0

System Documentation

What problem does it solve?

This skill helps prevent timing attacks by ensuring that cryptographic operations, especially those involving secrets, execute in a predictable amount of time, regardless of the input values.

Core Features & Use Cases

  • Timing Attack Prevention: Identifies and mitigates variable-time operations in custom cryptographic implementations.
  • Secure Secret Comparison: Ensures that comparisons of sensitive data (like hashes) do not leak information through execution time differences.
  • Use Case: When implementing custom signature verification or comparing user-provided secrets against stored ones, this skill guides you to use constant-time methods to avoid vulnerabilities.

Quick Start

Analyze the provided Rust smart contract code for any instances of variable-time comparisons of secrets.

Dependency Matrix

Required Modules

None required

Components

Standard package

💻 Claude Code Installation

Recommended: Let Claude install automatically. Simply copy and paste the text below to Claude Code.

Please help me install this Skill:
Name: mvx_constant_time
Download link: https://github.com/multiversx/mx-ai-skills/archive/main.zip#mvx-constant-time

Please download this .zip file, extract it, and install it in the .claude/skills/ directory.
View Source Repository

Agent Skills Search Helper

Install a tiny helper to your Agent, search and equip skill from 223,000+ vetted skills library on demand.