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Merge pull request #11 from adlee-was-taken/main

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Simple doc fixes.
This commit is contained in:
adlee-was-taken
2026-01-06 12:19:33 -05:00
committed by GitHub
parent d8fb95b68e 52f43d3a86
commit cce2007c6e
3 changed files with 17 additions and 17 deletions
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2
CONTRIBUTING.md
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@@ -6,7 +6,7 @@ Thank you for your interest in contributing to Stegasoo! This document provides
### Prerequisites ### Prerequisites
- Python 3.10 or higher - Python 3.10 - 3.12
- Git - Git
- Docker (optional, for container testing) - Docker (optional, for container testing)

10
SECURITY.md
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@@ -4,16 +4,16 @@
| Version | Supported | Notes | | Version | Supported | Notes |
| ------- | ------------------ | ----- | | ------- | ------------------ | ----- |
| 4.x.x | ✅ Active | Current release | | 4.1.x | Current Version | What you SHOULD be using. |
| 3.x.x | ⚠️ Security fixes only | Upgrade recommended | | 4.x.x | ⚠️ Security fixes only | Upgrade (EOL soon) |
| 2.x.x | ❌ End of life | | | <= 3.x.x | ❌ End of life | |
| 1.x.x | ❌ End of life | |
## Reporting a Vulnerability ## Reporting a Vulnerability
**Please do not report security vulnerabilities through public GitHub issues.** **Please do not report security vulnerabilities through public GitHub issues.**
Instead, please email: **security@example.com** (replace with your email) Instead, please email: **adlee-was-taken@proton.me**
Include: Include:
- Description of the vulnerability - Description of the vulnerability

22
UNDER_THE_HOOD.md
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@@ -22,20 +22,20 @@ A detailed breakdown of how Stegasoo's LSB and DCT steganography modes work unde
``` ```
┌─────────────────────────────────────────────────────────────────────────────┐ ┌─────────────────────────────────────────────────────────────────────────────┐
│ STEGASOO ARCHITECTURE (v4.0) │ │ STEGASOO ARCHITECTURE (v4.0) │
├─────────────────────────────────────────────────────────────────────────────┤ ├─────────────────────────────────────────────────────────────────────────────┤
│ │ │ │
│ INPUTS PROCESSING OUTPUT │ │ INPUTS PROCESSING OUTPUT │
│ ─────── ────────── ────── │ │ ─────── ────────── ────── │
│ │ │ │
│ Reference Photo ─┐ │ │ Reference Photo ─┐ │
│ Passphrase ──────┼──► Argon2id KDF ──► AES-256 Key │ │ Passphrase ──────┼──► Argon2id KDF ──► AES-256 Key │
│ PIN/RSA Key ─────┘ │ │ │ PIN/RSA Key ─────┘ │ │
│ ▼ │ │ ▼ │
│ Message/File ────────────────────────► AES-256-GCM ──► Ciphertext │ │ Message/File ────────────────────────► AES-256-GCM ──► Ciphertext │
│ Encryption │ │ │ Encryption │ │
│ ▼ │ │ ▼ │
│ Carrier Image ───────────────────────────────────────► Embedding ──► Stego│ │ Carrier Image ───────────────────────────────────────► Embedding ─► Stego │
│ (LSB/DCT) Image │ │ (LSB/DCT) Image │
│ │ │ │
└─────────────────────────────────────────────────────────────────────────────┘ └─────────────────────────────────────────────────────────────────────────────┘
@@ -626,7 +626,7 @@ Factor 1: Reference Photo ─┐
• 80-256 bits entropy │ • 80-256 bits entropy │
• "Something you have" │ • "Something you have" │
├──► Combined entropy: 133-400+ bits ├──► Combined entropy: 133-400+ bits
Factor 2: Passphrase │ (Beyond brute force) Factor 2: Passphrase │ (Beyond brute force)
• 43-132 bits entropy │ • 43-132 bits entropy │
• "Something you know" │ • "Something you know" │
• 4 words default (v4.0) │ • 4 words default (v4.0) │
@@ -688,7 +688,7 @@ AUTHENTICATED ENCRYPTION (AES-256-GCM)
``` ```
┌──────────────────────────────────────────────────────────────────────────────┐ ┌──────────────────────────────────────────────────────────────────────────────┐
│ ENCODE FLOW (v4.0) │ │ ENCODE FLOW (v4.0) │
└──────────────────────────────────────────────────────────────────────────────┘ └──────────────────────────────────────────────────────────────────────────────┘
User Inputs Processing Output User Inputs Processing Output
@@ -714,14 +714,14 @@ Carrier Image ──────────────────────
│ │ │ │
┌───────────┴─────┴────────────┐ ┌───────────┴─────┴────────────┐
│ │ │ │
LSB Mode DCT Mode LSB Mode DCT Mode
│ │ │ │
▼ ▼ ▼ ▼
embed_lsb() embed_in_dct() embed_lsb() embed_in_dct()
(pixel LSBs) (DCT coefficients) (pixel LSBs) (DCT coefficients)
│ │ │ │
▼ ▼ ▼ ▼
PNG Output PNG or JPEG PNG Output PNG or JPEG
│ │ │ │
└──────────┬───────────────────┘ └──────────┬───────────────────┘
│ │
@@ -793,8 +793,8 @@ Stego Image ──────────► detect_mode() ──────
Both modes share the same cryptographic foundation (Argon2id + AES-256-GCM) and multi-factor authentication, ensuring security regardless of embedding method. Both modes share the same cryptographic foundation (Argon2id + AES-256-GCM) and multi-factor authentication, ensuring security regardless of embedding method.
The choice comes down to your use case: The choice comes down to your use case:
- **Private channel?** → LSB (maximum capacity)
- **Public platform?** → DCT (maximum compatibility) - **Public platform?** → DCT (maximum compatibility)
- **Private channel?** → LSB (maximum capacity)
### v4.0 Simplifications ### v4.0 Simplifications