AGEX Passphrase Strength Checker

Evaluate a passphrase for AGEX file bundles and recommend the most suitable protection profile

This tool focuses on passphrases used with AGEX portable file bundles. It looks at length, entropy, composition, and predictable patterns, then maps the result to an AGEX-friendly Argon2id preset recommendation.

Example Results

1 examples

Check whether a planned bundle passphrase is strong enough

Score the phrase and get a practical recommendation for interactive, moderate, or sensitive AGEX settings

{
  "result": {
    "level": "very-strong",
    "recommendedProfile": "sensitive"
  }
}
View input parameters
{ "passphrase": "Correct Horse Battery Staple 2026!" }

Key Facts

Category
Security & Validation
Input Types
text
Output Type
json
Sample Coverage
3
API Ready
Yes

Overview

The AGEX Passphrase Strength Checker evaluates the strength of passphrases intended for AGEX file bundles, analyzing length, entropy, and composition to recommend the optimal Argon2id protection profile.

When to Use

  • •Before encrypting sensitive AGEX file bundles to ensure the passphrase meets security requirements.
  • •When choosing between interactive, moderate, or sensitive Argon2id protection profiles for your bundle.
  • •To identify predictable patterns or weak entropy in a planned passphrase before deployment.

How It Works

  • •Input your proposed passphrase into the text field.
  • •The tool analyzes the passphrase's length, entropy, composition, and pattern predictability.
  • •It outputs a JSON result indicating the strength level and the recommended AGEX Argon2id profile.

Use Cases

Verifying passphrase complexity before archiving confidential company data in an AGEX bundle.
Determining the correct Argon2id resource limits (interactive vs. sensitive) for automated backups.
Auditing user-generated passphrases to enforce organizational security policies for portable bundles.

Examples

1. Evaluating a Complex Passphrase for Sensitive Archives

Security Administrator
Background
An administrator needs to secure long-term financial archives using AGEX bundles and wants to ensure the passphrase justifies the highest security profile.
Problem
Determining if a long passphrase meets the criteria for the 'sensitive' Argon2id profile.
How to Use
Enter the passphrase 'Correct Horse Battery Staple 2026!' into the input field and run the check.
Outcome
The tool returns a strength level of 'very-strong' and recommends the 'sensitive' profile.

2. Checking a Short Passphrase for Quick Sharing

DevOps Engineer
Background
An engineer is setting up a temporary AGEX bundle for quick, interactive transfer between local machines.
Problem
Ensuring a shorter passphrase is safe enough for the 'interactive' profile without being overly weak.
How to Use
Enter the passphrase 'temp-pass-99' into the input field and run the check.
Outcome
The tool evaluates the passphrase strength and recommends the 'interactive' profile based on its moderate entropy.

Try with Samples

security
Strong Password Samples
Collection of passwords with varying strength levels for testing password validation
keywords strength,security,password
sample
JWT Samples
Comprehensive JWT examples from basic token structure to advanced security implementations
keywords security
sample
Zero Trust Architecture Samples
Comprehensive Zero Trust architecture samples covering identity authentication, network segmentation, micro-segmentation strategies, and secure access control
keywords security
sample

Related Hubs

AGEX Secure File Bundle and Handoff Tools
Create encrypted AGEX bundles, inspect metadata, rotate passphrases, verify signatures, redact exposed fields, and prepare safer secure-file handoffs in one focused hub.
Authentication, Password, and Token Security Tools
Generate and validate passwords, review JWTs, compare password-hash workflows, and inspect auth-related security basics in one hub.
Document Encryption, Redaction, and Field Security Tools
Compare PDF password protection, permission control, encrypted PDF export, CSV/XLSX field encryption, AES bundles, and document redaction tools in one security workflow hub.
Identifier, Config, and Input Validation Tools
Compare validators for email, phone, IP, dates, cron, barcodes, payment details, env files, and other real-world inputs in one hub.

FAQ

What does this tool evaluate?

It evaluates passphrase length, entropy, composition, and patterns to recommend an AGEX Argon2id profile.

What are the recommended AGEX profiles?

The tool recommends either interactive, moderate, or sensitive profiles based on passphrase strength.

Does this tool store my passphrase?

No, the passphrase is processed locally to evaluate strength and is not stored.

What is Argon2id?

Argon2id is the key derivation function used by AGEX to secure file bundles against brute-force attacks.

Can I use a weak passphrase with a sensitive profile?

It is not recommended, as a weak passphrase undermines the security provided by the sensitive Argon2id profile.

API Documentation

Request Endpoint

POST /en/api/tools/agex-passphrase-strength-checker

Request Parameters

Parameter Name Type Required Description
passphrase text Yes -

Response Format

{
  "key": {...},
  "metadata": {
    "key": "value"
  },
  "error": "Error message (optional)",
  "message": "Notification message (optional)"
}
JSON Data: JSON Data

AI MCP Documentation

Add this tool to your MCP server configuration: 

{
  "mcpServers": {
    "elysiatools-agex-passphrase-strength-checker": {
      "name": "agex-passphrase-strength-checker",
      "description": "Evaluate a passphrase for AGEX file bundles and recommend the most suitable protection profile",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=agex-passphrase-strength-checker",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

You can chain multiple tools, e.g.: `https://elysiatools.com/mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp`, max 20 tools.

If you encounter any issues, please contact us at [email protected]