Flash was a walled garden inside your browser. It didn't care about your operating system; it ran in its own sandbox. This was its greatest strength and, ultimately, its fatal flaw.
[Your Name/Team] Confidentiality Level: Internal / Public Awareness shockwave flash extension
Security vulnerabilities became the final nail in the coffin. Flash became the favorite target of hackers, a Swiss cheese of exploits. The extension that had once set the internet on fire was now viewed as a liability, a digital STD that you only caught if you were careless. Flash was a walled garden inside your browser