diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 6d47370..5a6016d 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -6,7 +6,7 @@ Thank you for your interest in contributing to Stegasoo! This document provides
 
 ### Prerequisites
 
-- Python 3.10 or higher
+- Python 3.10 - 3.12
 - Git
 - Docker (optional, for container testing)
 
diff --git a/SECURITY.md b/SECURITY.md
index 0087517..05d818c 100644
--- a/SECURITY.md
+++ b/SECURITY.md
@@ -4,16 +4,16 @@
 
 | Version | Supported          | Notes |
 | ------- | ------------------ | ----- |
-| 4.x.x   | ✅ Active | Current release |
-| 3.x.x   | ⚠️ Security fixes only | Upgrade recommended |
-| 2.x.x   | ❌ End of life | |
-| 1.x.x   | ❌ End of life | |
+| 4.1.x   | Current Version | What you SHOULD be using. |
+| 4.x.x   | ⚠️ Security fixes only | Upgrade (EOL soon) |
+| <= 3.x.x   | ❌ End of life | |
+
 
 ## Reporting a Vulnerability
 
 **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:
 - Description of the vulnerability
diff --git a/UNDER_THE_HOOD.md b/UNDER_THE_HOOD.md
index 42cbd80..4317ab8 100644
--- a/UNDER_THE_HOOD.md
+++ b/UNDER_THE_HOOD.md
@@ -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          │
 │   ───────                   ──────────                      ──────          │
 │                                                                             │
 │   Reference Photo ─┐                                                        │
-│   Passphrase ──────┼──► Argon2id KDF ──► AES-256 Key                       │
+│   Passphrase ──────┼──► Argon2id KDF ──► AES-256 Key                        │
 │   PIN/RSA Key ─────┘                           │                            │
 │                                                ▼                            │
-│   Message/File ────────────────────────► AES-256-GCM ──► Ciphertext        │
+│   Message/File ────────────────────────► AES-256-GCM ──► Ciphertext         │
 │                                          Encryption            │            │
 │                                                                ▼            │
-│   Carrier Image ───────────────────────────────────────► Embedding ──► Stego│
+│   Carrier Image ───────────────────────────────────────► Embedding ─► Stego │
 │                                                          (LSB/DCT)    Image │
 │                                                                             │
 └─────────────────────────────────────────────────────────────────────────────┘
@@ -626,7 +626,7 @@ Factor 1: Reference Photo    ─┐
   • 80-256 bits entropy       │
   • "Something you have"      │
                               ├──► Combined entropy: 133-400+ bits
-Factor 2: Passphrase         │    (Beyond brute force)
+Factor 2: Passphrase          │    (Beyond brute force)
   • 43-132 bits entropy       │
   • "Something you know"      │
   • 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
@@ -714,14 +714,14 @@ Carrier Image ──────────────────────
                                                           │     │
                                               ┌───────────┴─────┴────────────┐
                                               │                              │
-                                       LSB Mode                       DCT Mode
+                                           LSB Mode                       DCT Mode
                                               │                              │
                                               ▼                              ▼
-                                     embed_lsb()                    embed_in_dct()
-                                     (pixel LSBs)                   (DCT coefficients)
+                                         embed_lsb()                    embed_in_dct()
+                                         (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.
 
 The choice comes down to your use case:
-- **Private channel?** → LSB (maximum capacity)
 - **Public platform?** → DCT (maximum compatibility)
+- **Private channel?** → LSB (maximum capacity)
 
 ### v4.0 Simplifications