13.3.1 Obtaining an encryption license 13.3.2 Start activation process during initial system setup You must purchase an encryption license before you activate encryption. If you did not  purchase a license, contact an IBM marketing representative or IBM Business Partner to  purchase an encryption license. When you purchase a license, you receive a function authorization document that includes an  authorization code printed. This code allows you to proceed using the automatic activation  process. If the automatic activation process fails or if you prefer using the manual activation process,  see this web page to retrieve your license keys. Ensure that you have the following information: For more information about how to retrieve the machine signature of a node, see 13.3.5,  “Activating the license manually” on page 740. One of the steps in the initial setup enables encryption license activation. The system asks  “ Was the encryption feature purchased for this system? ”.  GLYPH<SM590000> Machine signature GLYPH<SM590000> Authorization code GLYPH<SM590000> Serial number (S/N) GLYPH<SM590000> Machine type (MT) 732  Implementing the IBM Storwize V5000 Gen2 with IBM Spectrum Virtualize V8.2.1