Chaim Gartenberg / The Verge:

Apple’s implementation of STIR/SHAKEN protocol in iOS 13 doesn’t display “Caller Verified” notice on call screen, making it useless for identifying robocalls  —  STIR/SHAKEN comes to iPhones, but not in a useful way  —  Robocalls are a scourge, but cellular networks …

Apple's implementation of STIR/SHAKEN protocol in iOS 13 doesn't display "Caller Verified" notice on call screen, making it useless for identifying robocalls (Chaim Gartenberg/The Verge)
Source: Tech Meme