I already successfully used EU digital signatures through lex [1], but neither openpassport [2] not withpersona / linkedin [3] supports EU's new (2019+) identity cards, only passports. [1] https://lex.community/ [2] https://github.com/zk-passport/openpassport/issues/126 [3] https://www.linkedin.com/help/linkedin/answer/a1631613