The service then gives you a custom alphanumeric code which is unique to your picture. (datingsitesreviews.com)
For the past couple of decades, it's been fashionable for luxury brands to follow the German example of using alphanumeric codes instead of real names. (digitaltrends.com)
Permanent Account Number or PAN is a unique alphanumeric code consisting of 10 digits, allocated to the individual tax payer (policybazaar.com)