Certutil for File Integrity and Windows Security

In today's digital landscape, ensuring the authenticity and integrity of your files is crucial for security. Many threats exploit unverified software or tampered documents. This course will equip you with the foundational knowledge and practical skills to confidently use certutil.exe, a powerful built-in Windows command-line utility, to protect your systems by verifying file integrity and managing certificates. What you'll learn: Understand the fundamental concepts of cryptographic hashing and digital certificates. Generate and verify various file hashes (MD5, SHA-1, SHA-256) using certutil.exe. Troubleshoot common command-line errors and resolve issues when working with system utilities. Perform basic operations for managing digital certificates, including viewing and exporting. Apply certutil to verify the authenticity of downloaded software and system components. Explore modern PowerShell cmdlets for performing similar file integrity and certificate tasks. The course begins with core security concepts and certutil fundamentals, then guides you through practical examples of file hashing and certificate management, concluding with troubleshooting techniques and modern alternatives. This course is designed for absolute beginners with no prior experience in command-line tools or cybersecurity. No prerequisites are required. Begin your journey to enhance your Windows system's security and file verification capabilities.