... Of course, with so many people expected to visit, security is a priority. Rome’s mayor has promised heightened security measures, including extra police and high-tech surveillance, to keep pilgrims safe after recent concerns over attacks at European holiday markets. ... All information about the celebrations is available on the official Jubilee web portal. On the website, pilgrims can register for Jubilee events, activate their account and receive a digital card, pilgrim card, and an identification QR code. ... No tickets are required to attend the celebration from St. Peter's Square, but attendees should register for the event through the...