: If you use Windows as a host but test inside a virtual machine (like Kali Linux), you can use your license key within the VM, provided you are the only person using it.
If your system cannot connect directly to the activation server (for example, due to network restrictions), Burp Suite offers a manual activation option: Burp Suite Professional License Key Windows
Third-party websites offering "cracked" software often package the installation files with Trojans, information stealers, or ransomware. Because Burp Suite requires administrative permissions to handle low-level network traffic on Windows, compromised binaries gain deep access to the host operating system. : If you use Windows as a host