In most standard setups, Metasploit Pro activates via an internet-facing HTTPS request. However, "Offline Activation" is the preferred method for:
Before you can get a verified activation file, your specific instance of Metasploit Pro must generate a unique request.
Once the portal verifies your key and request file, it will generate a verified license file (usually a .bin or .lic extension).
The system will process the file locally. If successful, you will see your license details, including the expiration date and seat count. Troubleshooting "Verified" Status