“…Specific data privacy and security concerns identified included confidentiality breaches [ 16 , 59 ] often linked to the risk of reidentification [ 16 , 60 ], or ineffective anonymity processes [ 55 , 61 ]; unauthorized, or unknown data access [ 18 , 39 , 42 , 44 - 46 , 51 , 62 , 63 ]; data misuse and abuse [ 3 , 15 , 16 , 34 , 47 , 55 , 59 , 63 , 64 ], particularly for stigmatizing, or sensitive health conditions [ 45 , 47 , 55 ]; data or identity theft and fraud [ 7 , 15 , 16 , 18 , 31 , 39 , 44 , 58 , 63 - 67 ]; and the unauthorized reuse or future use of collected data [ 15 , 16 , 18 , 42 , 59 , 60 , 65 , 68 ] that extends beyond the scope of originally intended and consented purposes [ 59 , 68 ]. The latter point indicates how data sharing practices often operate in “largely unchartered territory and, as such, new harms may emerge that we cannot yet foresee” [ 65 ], accentuating the importance of dynamic consent that enables progressive patient choice as later discussed [ 47 ].…”