3831683 - How to verify Double Opt-in consent and what data is stored

• The user inquires whether clicking links, specifically those in DOI confirmation emails, results in the storage of additional data such as IP addresses and device information associated with the contact. 
• If such data isn't stored, the user seeks advice on how to legally verify who granted the DOI, especially when the DOI was granted over 13 months ago.

• SAP Engagement Cloud - Enterprise Edition
• SAP Engagement Cloud - Emarsys Edition

double opt-in, DOI, ip address, doi_ip, doi_date, doi_url, opt-in status, consent proof, contacts, link click, device information, user-agent, data retention, field editor, automation center , KBA , CEC-EMA-CON , Contacts , How To