TLDR:
The article explores the worst operational security (OpSec) practices to help readers avoid common pitfalls. 
Key Points:
- Awareness of Risks: Understanding the dangers of poor OpSec is crucial.
- Common Mistakes: Highlights frequent errors people make in maintaining security.
- Preventive Measures: Offers tips on how to improve personal security practices.
- Real-World Examples: Discusses actual cases of OpSec failures to illustrate the points.
- Encouragement to Learn: Urges readers to educate themselves on security best practices.
In-depth summary:
The article titled “I Checked the Worst OpSec Practices So You Don’t Have To” delves into the critical importance of operational security in today’s digital landscape. It emphasizes that many individuals and organizations often overlook basic security measures, leading to significant vulnerabilities. By examining the most common mistakes, the author aims to raise awareness and encourage better practices among readers.
Throughout the piece, various real-world examples of OpSec failures are presented, showcasing how easily one can fall victim to security breaches. These anecdotes serve as cautionary tales, illustrating the consequences of neglecting security protocols. The author also provides practical advice on how to avoid these pitfalls, emphasizing the need for continuous education and vigilance in maintaining personal and organizational security.
Ultimately, the article serves as a reminder that understanding and implementing effective OpSec practices is not just beneficial but essential in protecting oneself from potential threats in an increasingly interconnected world.
ELI5:
The article talks about how to stay safe online by avoiding bad security habits. It shares stories of people who didn’t protect themselves well and got into trouble. The main idea is to learn from these mistakes so you can keep your information safe! 
Writers main point:
The primary point the author is trying to make is that being aware of and avoiding poor OpSec practices is vital for personal and organizational security.