If you've purchased Sony Vegas Pro 11, you should have received the authentication code via email or with your software package. If you're missing the code or need to add it, follow these steps:
Nearly all modern sites claiming to host "working authentication codes," "keygen executables," or "cracks" for Vegas Pro 11 are fronting for cybercriminals. Downloading these files often results in infecting your system with: Locking your files and demanding payment. Sony Vegas Pro 11 Authentication Code-adds 18