Scripts & Snippets 🚀

A curated collection of enterprise-grade automation scripts and utilities designed to streamline system administration, enhance security, and automate repetitive tasks across multiple platforms. Built with a security-first approach and professional-quality user interfaces.

⚡ Quick Repository Access

# Clone the full repository
git clone https://github.com/talltechy/scripts_snippets.git &&cd scripts_snippets

🏆 Featured Tools

🔐 Admin User Creation Suite

Location: bash/create_admin_user/
Version: v2.1.1 (Enterprise Edition)

Our flagship tool for secure Linux user management with enterprise-grade features:

🎨 Beautiful Interface: Color-coded output with Unicode graphics and progress bars
🔒 Granular Security: 4-level sudo permission system (minimal|standard|admin|full)
🔑 SSH Security: Mandatory passphrases, key expiry tracking, secure generation
🤖 Enterprise Automation: Non-interactive mode, configuration files, dry-run testing
📊 Comprehensive Logging: Audit trails and detailed security event logging
✅ Production Ready: Backup systems, validation, and rollback capabilities

⚡ Quick Install:

# Download and run directly
curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/bash/create_admin_user/create_admin_user.sh -o create_admin_user.sh && chmod +x create_admin_user.sh && ./create_admin_user.sh
# Or download the complete suite
mkdir -p create_admin_user &&cd create_admin_user
curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/bash/create_admin_user/create_admin_user.sh -o create_admin_user.sh
curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/bash/create_admin_user/config.example -o config.example
chmod +x create_admin_user.sh && ./create_admin_user.sh --help

Usage:

# Quick start - Interactive mode
./create_admin_user.sh
# Enterprise automation
./create_admin_user.sh --config production.conf --non-interactive --dry-run

🔄 System Update Automation

Location: bash/auto-update.sh

Automated system updates with email notifications and comprehensive logging:

Multi-distribution support (Alpine, Fedora, Debian-based)
SMTP integration with GPG-encrypted credentials
Detailed logging and error reporting
Configurable update policies

⚡ Quick Install:

# Download and run
curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/bash/auto-update.sh -o auto-update.sh && chmod +x auto-update.sh && ./auto-update.sh --help
# Download with environment file
curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/bash/auto-update.sh -o auto-update.sh
curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/bash/auto-update.env -o auto-update.env
chmod +x auto-update.sh && ./auto-update.sh --setup

📂 Complete Tool Inventory

🐧 Bash Scripts

Tool	Purpose	Status	Quick Install
create_admin_user.sh	User management suite	🏆 Flagship	`curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/bash/create_admin_user/create_admin_user.sh -o create_admin_user.sh && chmod +x create_admin_user.sh`
auto-update.sh	System updates	✅ Production	`curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/bash/auto-update.sh -o auto-update.sh && chmod +x auto-update.sh`
first_boot_fedora.sh	Fedora initialization	✅ Stable	`curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/bash/first_boot_fedora.sh -o first_boot_fedora.sh && chmod +x first_boot_fedora.sh`
init_fedora.sh	Fedora setup	✅ Stable	`curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/bash/init_fedora.sh -o init_fedora.sh && chmod +x init_fedora.sh`
qemu_guest_agent.sh	VM management	✅ Stable	`curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/bash/qemu_guest_agent.sh -o qemu_guest_agent.sh && chmod +x qemu_guest_agent.sh`
ssh_key.sh	SSH key generation	✅ Stable	`curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/bash/ssh_key.sh -o ssh_key.sh && chmod +x ssh_key.sh`

🐍 Python Utilities

Module	Purpose	Quick Install
utils.py	Core utilities	`curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/python/new_project/utils.py -o utils.py`
validators.py	Input validation	`curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/python/new_project/validators.py -o validators.py`

💻 PowerShell Scripts

Script	Purpose	Quick Install
datadog-download-install.ps1	Monitoring setup	`Invoke-WebRequest -Uri "https://raw.githubusercontent.com/talltechy/scripts_snippets/main/powershell/old/datadog-download-install.ps1" -OutFile "datadog-download-install.ps1"`
powershell_function_download_file.ps1	File utilities	`Invoke-WebRequest -Uri "https://raw.githubusercontent.com/talltechy/scripts_snippets/main/powershell/old/powershell_function_download_file.ps1" -OutFile "powershell_function_download_file.ps1"`

📊 Excel/VBA Automation

Tool	Purpose	Capability
Hyperlink Extraction	Link management	Extract and organize hyperlinks
Dynamic Dropdowns	Data validation	Multi-selection, conditional lists
Chart Protection	Worksheet security	Protected editing capabilities

🛡️ Security & Vulnerability Fixes

Fix	CVE/Issue	Quick Install
Adobe Flash Removal	Security cleanup	`Invoke-WebRequest -Uri "https://raw.githubusercontent.com/talltechy/scripts_snippets/main/Vulnerability_Fix/adobe_flash/uninstall_flash.ps1" -OutFile "uninstall_flash.ps1"`
CVE-2013-3900	Authenticode bypass	`curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/Vulnerability_Fix/CVE-2013-3900/enableAuthenticodeVerification64.reg -o enableAuthenticodeVerification64.reg`
LAN Manager Hash	Weak authentication	`Invoke-WebRequest -Uri "https://raw.githubusercontent.com/talltechy/scripts_snippets/main/Vulnerability_Fix/VULN%20Fix/Weak_LAN_Manager_hashing_permitted.ps1" -OutFile "Weak_LAN_Manager_hashing_permitted.ps1"`
Registry Security	DDE, Defender controls	`curl -fsSL https://raw.githubusercontent.com/talltechy/scripts_snippets/main/windows/registry/old/disable_ddeauto.reg -o disable_ddeauto.reg`

🚀 Quick Start Guide

Prerequisites

# Linux (Alpine)
apk add gnupg msmtp pass git
# Linux (Fedora)
dnf install gnupg2 msmtp pass git
# Linux (Ubuntu/Debian)
apt install gnupg msmtp pass git

Installation

# Clone repository
git clone https://github.com/talltechy/scripts_snippets.git
cd scripts_snippets
# Make scripts executable
find bash/ -name "*.sh" -exec chmod +x {} \;# Quick test with flagship toolcd bash/create_admin_user
./create_admin_user.sh --help

💼 Enterprise Features

🔒 Security-First Design

Input Validation: All user inputs validated before processing
Secure Defaults: Security-first configuration with explicit opt-outs
Audit Logging: Comprehensive logging for security-sensitive operations
Credential Protection: GPG encryption for sensitive data
Permission Management: Restrictive file permissions (600) for sensitive files

🤖 Automation Ready

Non-Interactive Mode: Full automation support for CI/CD pipelines
Configuration Management: File-based configuration with templates
Dry-Run Testing: Validate operations before execution
Backup Systems: Intelligent backup with automatic cleanup
Error Handling: Graceful failure with clear, actionable messages

📊 Professional Interface

Beautiful CLI: Color-coded output with Unicode graphics
Progress Tracking: Visual progress bars and step indicators
Status Symbols: Consistent emoji/symbol usage (✅ ✗ ⚠️ 🔍 ❌ ℹ️ 💡)
Structured Output: Clear visual hierarchy with headers and dividers
Accessibility: Color + symbol combinations for better accessibility

🔒 Security Approach

Threat Model

Privilege Escalation: Granular sudo permissions prevent over-privileging
Credential Exposure: GPG encryption for all sensitive data
Input Attacks: Comprehensive validation prevents injection attacks
Audit Requirements: Detailed logging for compliance and forensics

Security Standards

OWASP Compliance: Following secure coding practices
Principle of Least Privilege: Minimal required permissions
Defense in Depth: Multiple security layers
Secure by Default: Security-first configuration

📋 Platform Compatibility Matrix

Platform	Bash	Python	PowerShell	VBA	Registry
Alpine Linux	✅ Full	✅ Full	❌ N/A	❌ N/A	❌ N/A
Fedora	✅ Full	✅ Full	❌ N/A	❌ N/A	❌ N/A
Ubuntu/Debian	✅ Full	✅ Full	❌ N/A	❌ N/A	❌ N/A
Windows 10/11	⚠️ WSL	✅ Full	✅ Full	✅ Full	✅ Full
Windows Server	⚠️ WSL	✅ Full	✅ Full	✅ Full	✅ Full
macOS	✅ Limited	✅ Full	❌ N/A	❌ N/A	❌ N/A

📖 Documentation & Examples

📚 Comprehensive Documentation

Installation Guide: Platform-specific setup instructions
Security Documentation: Security practices and considerations
Contributing Guidelines: Development and contribution process
Code of Conduct: Community standards

💡 Usage Examples

Enterprise User Management

# Interactive setup with beautiful interface
./create_admin_user.sh
# Automated deployment with configuration
./create_admin_user.sh --config production.conf --non-interactive
# Security validation and testing
./create_admin_user.sh --dry-run --validate-only

System Automation

# Configure automated updates
./auto-update.sh --setup
# Run updates with email notifications
./auto-update.sh --email admin@company.com

Python Utilities

frompython.new_project.utilsimportsetup_logging, secure_random_stringfrompython.new_project.validatorsimportvalidate_email# Setup secure logginglogger=setup_logging("myapp", "/var/log/myapp.log")
# Generate secure passwordspassword=secure_random_string(16)
# Validate user inputifvalidate_email(user_email):
logger.info(f"Valid email provided: {user_email}")

🤝 Contributing & Community

Contributing

We welcome contributions! Please read our Contributing Guidelines for:

Code standards and quality requirements
Security review process
Documentation requirements
Testing procedures

Quality Standards

Security First: All contributions undergo security review
Documentation: Comprehensive documentation required
Testing: Manual testing across target platforms
Code Review: All changes reviewed before merge

Community

Issues: Report bugs and request features via GitHub Issues
Discussions: Join community discussions for support and ideas
Security: Report security issues privately to maintainers

🏗️ Architecture & Design

Design Principles

Security by Design: Security considerations built into every tool
User Experience: Professional, accessible interfaces
Cross-Platform: Support for diverse environments
Maintainability: Clear organization and comprehensive documentation

Technical Patterns

Error Handling: Graceful failure with clear error messages
Logging: Structured, timestamped log entries
Configuration: File-based configuration with secure defaults
Validation: Comprehensive input validation and testing

📊 Project Statistics

🔧 Total Scripts: 25+ automation tools
🌐 Platforms: Linux, Windows, macOS support
🔒 Security Tools: 8+ vulnerability fixes and hardening scripts
📚 Documentation: Comprehensive guides and examples
🏆 Flagship Tools: Enterprise-grade user management suite

📄 License & Acknowledgments

License

This project is licensed under the CC0 1.0 Universal Creative Commons License - dedicated to the public domain for maximum utility and adoption.

Authors

Matt Wyen - Project Creator & Maintainer - talltechy

Acknowledgments

Billie Thompson - README Template - PurpleBooth
Security Community - Vulnerability research and responsible disclosure
Open Source Contributors - Community feedback and improvements
Enterprise Users - Real-world testing and feature requirements

🎯 Getting Started

Ready to automate your infrastructure? Start with our flagship Admin User Creation Suite:

git clone https://github.com/talltechy/scripts_snippets.git
cd scripts_snippets/bash/create_admin_user
./create_admin_user.sh

Experience enterprise-grade automation with beautiful interfaces, comprehensive security, and professional documentation. 🚀

Built with ❤️ for system administrators, DevOps engineers, and automation enthusiasts worldwide.

Name		Name	Last commit message	Last commit date
Vulnerability_Fix		Vulnerability_Fix
bash		bash
batch/old		batch/old
excel/old		excel/old
memory-bank		memory-bank
powershell/old		powershell/old
python		python
windows/registry/old		windows/registry/old
.gitignore		.gitignore
CODE_OF_CONDUCT.md		CODE_OF_CONDUCT.md
CONTRIBUTING.md		CONTRIBUTING.md
EXAMPLES.md		EXAMPLES.md
INSTALL.md		INSTALL.md
LICENSE.md		LICENSE.md
README.md		README.md
SECURITY.md		SECURITY.md
auto-update.md		auto-update.md

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Scripts & Snippets 🚀

⚡ Quick Repository Access

🏆 Featured Tools

🔐 Admin User Creation Suite

🔄 System Update Automation

📂 Complete Tool Inventory

🐧 Bash Scripts

🐍 Python Utilities

💻 PowerShell Scripts

📊 Excel/VBA Automation

🛡️ Security & Vulnerability Fixes

🚀 Quick Start Guide

Prerequisites

Installation

💼 Enterprise Features

🔒 Security-First Design

🤖 Automation Ready

📊 Professional Interface

🔒 Security Approach

Threat Model

Security Standards

📋 Platform Compatibility Matrix

📖 Documentation & Examples

📚 Comprehensive Documentation

💡 Usage Examples

Enterprise User Management

System Automation

Python Utilities

🤝 Contributing & Community

Contributing

Quality Standards

Community

🏗️ Architecture & Design

Design Principles

Technical Patterns

📊 Project Statistics

📄 License & Acknowledgments

License

Authors

Acknowledgments

🎯 Getting Started

About

Resources

Code of conduct

Contributing

Security policy

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