You can go for an external database, preferably  database as a service. Alternatively, you can store the information in an AEM node, but the node might eventually become too heavy as the users keep downloading the asset. Thanks,Sai.

will asset reports provide information about the user who downloaded the asset? 

Thanks for the detailed explanation gauravb10066713​.I'm using AEM DAM and I just need to store the email ID of the user who download certain type of assets from a brandportal.I already have an adobe analytics account. So, I would prefer to go with the adobe analytics as a solution. But, how would m...

thanks for your input cquser1​Asset reports would give me the information ONLY about how many times the asset has been downloaded. But I need the information about the users who have downloaded the asset.

Thanks for your response smacdonald2008​As you've suggested, If we write a custom AEM service, where should I store the data? Do I need to maintain an external database? or is there any provision in AEM to hold the data about the asset ID (SHA) and the user ID (Email ID in my case). The other option...

I need to keep track of users who have downloaded an asset in AEM and send out notification emails to those users when the asset is expired. Can anyone help me with a way out?AEM version: 6.1Many thanks.