Nhau dzakaburitswa nguva pfupi yadarika izvo Google yakumbira GitHub kuvharira 135 repositories papuratifomu, izvo zviri inoenderana nekusanganisira kodhi kutsanangura makiyi ekutsikisa Widevine zvakachengetedzwa zvemukati CDM (Yemukati Kuratidzira Module) yakavharidzirwa pasi peUS Dhijitari Millenium Copyright Mutemo (DMCA).
Chokwadi ichi chinoshamisira vazhinji seGoogle yaimbove isiri-yechisimba zano. pazvinhu zvepfuma, asi muna 2018, chirevo "Usave wakaipa" chakabviswa muKodhi yemaitiro.
Iko kiyi yakatangwa kupokana nezvakachengetwa zvine kiyi yakavanzika yeRSA iyo yakaburitswa muWidevine's CDM semhedzisiro yemukana munzira dzekudzivirira dzinoitwa mune ino module.
Mazhinji marekodhi maforogo eiyo Chrome plugin widevine-l3-decryptor, iyo inobvumidza iwe kuti uwane zvirinyore zvirimo kuburikidza ne DRM-yakachengetedzwa nzira yekutaurirana.
Iyi plugin yakanyorwa kuratidza kuti Widevine's DRM yekudzivirira michina inogona kupfuurwa nekubata iyo Encrypted Media Extensions (EME) API yekufona uye kutora zvese zvemukati encryption makiyi apfuura.
Iyo repository inocherekedza kuti kodhi iratidziro yenzira yekurwisa uye inogoverwa nekuda kwekudzidzisa chete (iyo plugin haina kuburitsa zvirimo, inongotarisa kiyi chete, asi kiyi yakawanikwa inogona kushandiswa kudonhedza uchishandisa iyo ffmpeg utility, ichitsanangura kiyi yakawanikwa pakutanga mu "-decryption_key").
Google inogadzira uye inoparadzira Widevine's Content Decryption Module (CDM), iyo ine rezinesi rekushandisa mumabhurawuza mazhinji, kusanganisira Google Chrome, Microsoft Edge, Mozilla Firefox, uye Opera. Widevine CDM inoshandiswa pamwe chete neWidevine License Server kugovera vhidhiyo yeVideo neyekuteerera paInternet uye inoshandiswa nevanopa zvemukati kusanganisira Disney +, Netflix, Amazon Prime Vhidhiyo, YouTube, Hulu, nevamwe, kudzivirira hutsotsi. yezvinyorwa zvakachengetedzwa nekodzero.
Google LLC ine kodzero yeWidevine CDM uye inoipa marezenisi kune vamwe kuti vaishandise vasina kugadzirisa kana kuisazve pasi pezvisungo zveWidevine Master Rezinesi Chibvumirano.
Kutyorwa kweChikamu 1201 cheDigital Millennium Copyright Act (DMCA) inotaurwa sezvikonzero zvekukiya, uye iyo plugin pachayo inoratidzwa sechishandiso chakanyatso gadzirirwa kutyora mazwi ekushandisa yezvinhu zvine marezinesi. Uye kupfuura nzira dzekudzivirira dze DRM.
Pakati pezvikanganiso, kuvepo kwemafaira kwakataurwawo mune yekuchengetera inotyora kodzero yeGoogle.
Kunyanya, iyo licence_protcol.proto faira uye iyo Widevine Modular DRM Security Integration Nongedzo uye Widevine DRM Architecture Ongorora magwaro. Zvikurukuru, licence_protcol.proto iri musoro wefaira ye libprotobuf ine tsananguro yeiyo Widevine protocol chimiro, ndokuti, Google inopokana padhuze nekufunga kweOracle kurwisa Android.
Kune avo vasingazive nezve tekinoroji widevine, vanofanira kuziva kuti izvi inogadzirwa neGoogle uye inonyanya kushandiswa paChannel uye akasiyana masisitimu (kazhinji Linux) kukwanisa kuratidza zvirimo zvakachengetedzwa nekopiraiti paNetflix, Disney, Amazon Vhidhiyo, BBC, HBO, Facebook, Hulu, Spotify uye mamwe masevhisi.
CDM module inopihwa wezita rimwe chetero kusarudza zvemukati, izvo zvinoshandiswa muChannel, Edge, Firefox uye Opera, pamwe nezvigadzirwa kubva kuSamsung, Intel, Sony uye LG.
Gore rakapera, iyo isina kusimba danho rekuchengetedza, Widevine L3, yakatsemuka, yakazadziswa zvizere musoftware, uye inowanzo shandiswa kugovera zvemukati pazasi pe1080p.
Zvakazoitika kuti kumisikidzwa kweiyo Whitebox AES-128 encryption algorithm inogona kusangana neKusiyana Kukundikana Kuongorora (DFA) kurwisa, iyo inobvumidza mukana wekiyi yekunyorera.
Finalmente, kana iwe uchifarira kuziva zvakawanda nezvazvo nezve chikumbiro chakaitwa neGoogle kuGitHub, unogona kutarisa ruzivo Mune inotevera chinongedzo.