[{"data":1,"prerenderedAt":123},["ShallowReactive",2],{"project-38140828":3},{"id":4,"name":5,"line":6,"line_source":7,"title":8,"url":9,"domain":9,"maker":10,"posted_at":11,"year":12,"points":13,"comments":14,"rank_in_year":15,"shown_in_year":16,"top":17,"tier":18,"category":19,"subcategory":20,"format":21,"keywords":22,"reception":27,"sentiment":9,"stance_mix":28,"scored_comments":30,"aspects":31,"strip":33,"post_text":34,"what":35,"said":54,"maker_in_thread":72,"shape":77,"grid":79,"attempts":84,"same_week":85,"maker_shows":114,"maker_hidden":115,"reader_version":116,"card":117},"38140828","Ente Auth","open-source 2FA app with end-to-end encrypted backups","title","Show HN: Ente Auth – open-source 2FA app with end-to-end encrypted backups",null,"vishnumohandas",1699104604,2023,16,2,1874,3109,61,"shown","security_privacy","two-factor authentication app","mobile_app",[23,24,25,26],"2fa authenticator","end-to-end encrypted backup","open source 2fa","totp app","quiet",{"positive":29,"neutral":29,"mixed":29,"critical":30},0,1,{"privacy":32},{"positive":29,"critical":30},[30,29],"Hello HN,\n\nAuth[1] is an authenticator app available for Android[2][3][4], iOS[5] and web[6], that provides E2EE backups for your 2FA secrets.\n\nThe app also offers an offline mode, that works just as well, minus the E2EE sync.\n\nIt's built on the same cryptography primitives as our Photos app, that has been externally audited[7].\n\nWe built Auth because we couldn't find a cross-platform, open source app that offered backups. The service is free because costs are negligible, and it helps spread the word about Ente.\n\nIf you could check out the product and let us know what we could do better, we'd ",{"problem":36,"audience":9,"pricing":42,"motivation":46,"time_to_build":9,"stack":50,"openness":51,"stage":52,"team_size":53},{"value":37,"source":38,"evidence":39},"Backing up 2FA secrets across devices in a cross-platform open source app","maker",[40],{"id":41},"post",{"value":43,"source":38,"evidence":44},"Free, because costs are negligible",[45],{"id":41},{"value":47,"source":38,"evidence":48},"Couldn't find a cross-platform open source 2FA app that offered backups",[49],{"id":41},[],"open_source","launched","company",{"praise":55,"objections":56,"requests":65,"questions":66,"alternatives":71},[],[57],{"value":58,"source":59,"evidence":60},"Syncing keys undermines the purpose of 2FA by weakening the possession factor","commenter",[61],{"id":62,"by":63,"text":64},"38140890","ka_me_ha_me_ha","Wouldn't syncing the keys defeat the whole purpose of 2fa?",[],[67],{"value":68,"source":59,"evidence":69},"Does syncing secrets across devices defeat the security model of 2FA?",[70],{"id":62,"by":63,"text":64},[],{"comments":30,"answered":30,"key":73},[74],{"id":75,"text":76},"38140931","Yes, it changes the security model from \"something you have\" to \"something you know\". Sync is optional, and it's for those who value convenience (both for multi-device access and…",{"commenters":14,"max_depth":14,"maker_replies":30,"first_comment_mins":78,"lifespan_hours":29},9,[80,82],[62,29,30,81,63,29],"project\u002Fcritical\u002Fprivacy",[75,29,29,83,10,30],"project\u002Fneutral\u002Fprivacy",[],[86,91,95,100,104,109],{"id":87,"name":88,"points":89,"category":90},"38167363","Inshellisense",388,"dev_tools",{"id":92,"name":93,"points":94,"category":90},"38161452","Ladder",377,{"id":96,"name":97,"points":98,"category":99},"38155544","WireHub",312,"infrastructure",{"id":101,"name":102,"points":103,"category":90},"38152109","Sshx",242,{"id":105,"name":106,"points":107,"category":108},"38194586","Bulletpapers",178,"ai",{"id":110,"name":111,"points":112,"category":113},"38108044","DoltgreSQL",162,"data",3,false,"v2",{"id":118,"name":5,"line":6,"ai":115,"cat":19,"year":12,"points":13,"comments":14,"rec":27,"s":9,"top":17,"kw":119,"maker":10,"domain":120,"tier":18,"attempts":29,"strip":121,"url":-1,"mix":122,"praise":-1,"objection":58,"sub":20},38140828,[23,24,25,26],"","10",[29,29,29,30],1794036644252]