{"id":103441,"date":"2022-02-27T03:37:14","date_gmt":"2022-02-27T01:37:14","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-p2p-platformy-gnunet-0-16-0"},"modified":"2022-02-27T03:37:14","modified_gmt":"2022-02-27T01:37:14","slug":"vypusk-p2p-platformy-gnunet-0-16-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/vypusk-p2p-platformy-gnunet-0-16-0","title":{"rendered":"Lansarea platformei P2P GNUnet 0.16.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>A fost lansat\u0103 versiunea 0.16 a framework-ului GNUnet, destinat construirii de re\u021bele P2P descentralizate securizate. Re\u021belele create cu GNUnet nu au un singur punct de e\u0219ec \u0219i pot garanta integritatea informa\u021biilor personale ale utilizatorilor, inclusiv excluderea abuzurilor posibile din partea serviciilor secrete \u0219i a administratorilor care au acces la nodurile re\u021belei.     <\/p>\n<p>GNUnet suport\u0103 crearea de re\u021bele P2P pe baza TCP, UDP, HTTP\/HTTPS, Bluetooth \u0219i WLAN, put\u00e2nd func\u021biona \u00een modul F2F (Friend-to-friend). Se sus\u021bine ocolirea NAT, inclusiv utiliz\u00e2nd UPnP \u0219i ICMP. Pentru adresarea stoc\u0103rii datelor este posibil\u0103 utilizarea unei tabele hash distribuite (DHT). Se ofer\u0103 instrumente pentru implementarea re\u021belelor mesh. Pentru furnizarea selectiv\u0103 \u0219i revocarea drepturilor de acces se utilizeaz\u0103 serviciul de schimb descentralizat de atribute de identificare reclaimID, care folose\u0219te GNS (GNU Name System) \u0219i criptarea bazat\u0103 pe atribute (Attribute-Based Encryption).    <\/p>\n<p>Sistemul se distinge printr-un consum sc\u0103zut de resurse \u0219i utilizarea unei arhitecturi multiproces pentru a asigura izolarea \u00eentre componente. Se ofer\u0103 instrumente flexibile pentru gestionarea jurnalelor \u0219i acumularea statisticilor. Pentru dezvoltarea de aplica\u021bii finale, GNUnet ofer\u0103 un API pentru limbajul C \u0219i leg\u0103turi pentru alte limbaje de programare. Pentru a simplifica dezvoltarea, se propune utilizarea ciclurilor de evenimente \u00een loc de fire de execu\u021bie. Include o bibliotec\u0103 de teste pentru desf\u0103\u0219urarea automat\u0103 a re\u021belelor experimentale, acoperind zeci de mii de noduri.         <\/p>\n<p>Pe baza tehnologiilor GNUnet se dezvolt\u0103 mai multe aplica\u021bii gata f\u0103cute:   <\/p>\n<ul>\n<li class=\"l\"> Sistemul de nume de domenii GNS (GNU Name System) ac\u021bioneaz\u0103 ca o alternativ\u0103 complet descentralizat\u0103 \u0219i neafectat\u0103 de cenzur\u0103 la DNS. GNS poate func\u021biona al\u0103turi de DNS \u0219i poate fi utilizat \u00een aplica\u021bii tradi\u021bionale, cum ar fi browserele web. Spre deosebire de DNS, GNS utilizeaz\u0103 un graf orientat \u00een locul unei ierarhii utilizate de servere. Transformarea numelui este similar\u0103 cu DNS, dar cererile \u0219i r\u0103spunsurile se efectueaz\u0103 p\u0103str\u00e2nd confiden\u021bialitatea \u2014 nodul care proceseaz\u0103 cererea nu \u0219tie cui \u00eei este trimis r\u0103spunsul, iar nodurile de tranzit \u0219i observatorii externi nu pot decripta cererile \u0219i r\u0103spunsurile. Integritatea \u0219i imutabilitatea \u00eenregistr\u0103rilor sunt asigurate prin utilizarea mecanismelor criptografice. Zona DNS \u00een GNS este definit\u0103 printr-un set de chei publice \u0219i private ECDSA bazate pe curbele eliptice Curve25519.                   <\/li>\n<li class=\"l\"> Un serviciu pentru schimbul anonim de fi\u0219iere, care nu permite analiza informa\u021biilor prin transmiterea datelor doar \u00een form\u0103 criptat\u0103 \u0219i care nu permite urm\u0103rirea persoanelor care au \u00eenc\u0103rcat, c\u0103utat \u0219i desc\u0103rcat fi\u0219iere datorit\u0103 utiliz\u0103rii protocolului GAP.   <\/li>\n<li class=\"l\"> Sistem <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/ro\/vpn\/\"   title=\"VPN\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"204\">VPN<\/a> pentru crearea de servicii ascunse \u00een domeniul \u00ab.gnu\u00bb \u0219i pentru tunelarea IPv4 \u0219i IPv6 peste re\u021belele P2P. Suport\u0103 de asemenea scheme de translare IPv4 \u00een IPv6 \u0219i IPv6 \u00een IPv4, precum \u0219i crearea de tuneluri IPv4 peste IPv6 \u0219i IPv6 peste IPv4.      <\/li>\n<li class=\"l\"> Serviciul GNUnet Conversation pentru a efectua apeluri vocale peste GNUnet. Identificarea utilizatorilor se face prin GNS, con\u021binutul traficului vocal fiind transmis criptat. \u00cen prezent, anonimatul nu este oferit \u2014 alte noduri pot urm\u0103ri conexiunea \u00eentre doi utilizatori \u0219i pot determina identitatea acestora. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/ro\/lir\/ipv4\/\"   title=\"adrese IP\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"699\">adrese IP<\/a>.  <\/li>\n<li class=\"l\"> Platforma pentru construirea re\u021belelor sociale descentralizate Secushare, care utilizeaz\u0103 protocolul PSYC \u0219i suport\u0103 difuzarea notific\u0103rilor \u00een mod multicast cu aplicarea cript\u0103rii end-to-end, pentru ca accesul la mesaje, fi\u0219iere, chat-uri \u0219i discu\u021bii s\u0103 fie permis doar utilizatorilor autoriza\u021bi (cei c\u0103rora mesajele nu le sunt adresate, inclusiv administratorii nodurilor, nu vor putea s\u0103 le citeasc\u0103);    <\/li>\n<li class=\"l\"> Sistemul pentru organizarea email-ului criptat pretty Easy privacy, care aplic\u0103 GNUnet pentru a proteja metadatele \u0219i suport\u0103 diverse protocoale criptografice pentru validarea cheilor;    <\/li>\n<li class=\"l\"> Sistemul de plat\u0103 GNU Taler, care ofer\u0103 anonimat pentru cump\u0103r\u0103tori, dar urm\u0103re\u0219te tranzac\u021biile v\u00e2nz\u0103torilor pentru a asigura transparen\u021ba \u0219i furnizarea de raport\u0103ri fiscale. Este compatibil cu diverse monede existente \u0219i bani electronici, inclusiv dolari, euro \u0219i bitcoin.        <\/li>\n<\/ul>\n<p>Nout\u0103\u021bi principale GNUnet 0.16:  <\/p>\n<ul>\n<li class=\"l\"> Specifica sistemului descentralizat de nume de domeniu GNS (GNU Name System) a fost actualizat\u0103. A fost propus un nou tip de \u00eenregistr\u0103ri REDIRECT, care \u00eenlocuie\u0219te \u00eenregistr\u0103rile CNAME. A fost ad\u0103ugat un nou flag pentru \u00eenregistr\u0103ri \u2014 CRITICAL, care poate fi utilizat pentru a marca \u00eenregistr\u0103rile deosebit de importante, a c\u0103ror procesare e\u0219uat\u0103 ar trebui s\u0103 conduc\u0103 la returnarea unei erori de definire a numelui. Opera\u021biunile de configurare a tunelului VPN au fost mutate din resolver \u00een aplica\u021bii, cum ar fi serviciul DNS2GNS.\n<li class=\"l\"> \u00cen tabela de dispersie hash (DHT) a fost implementat\u0103 posibilitatea de a certifica rutele cu o semn\u0103tur\u0103 digital\u0103. Metodele referitoare la lungimea rutei au fost convertite pentru a folosi opera\u021bia tradi\u021bional\u0103 XOR. Specifika\u021bia structurilor de date, func\u021biilor criptografice \u0219i a \u00eenregistr\u0103rilor de resurse DHT a fost actualizat\u0103.\n<li class=\"l\"> Serviciul de schimb descentralizat de atribute de identificare (RECLAIM) a adaugat suport pentru identificatori descentraliza\u021bi (DID, Decentralized Identifier) \u0219i pentru creditele verificabile (VC, Verifiable Credentials).\n<li class=\"l\"> Pentru sistemul de plat\u0103 GNU Taler a fost implementat suport pentru semn\u0103turi digitale orbite Klaus Schnorr (semnatarul nu poate accesa con\u021binutul).\n<li class=\"l\"> \u00cen sistemul de compilare, a fost asigurat\u0103 generarea fi\u0219ierelor de antet actuale din GANA (GNUnet Assigned Numbers Authority). La compilarea din git, acum este necesar\u0103 prezen\u021ba recutils.    <\/ul>\n<p>Sursa: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56767\">opennet.ro<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0444\u0440\u0435\u0439\u043c\u0432\u043e\u0440\u043a\u0430 GNUnet 0.16, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u043e\u0433\u043e \u0434\u043b\u044f \u043f\u043e\u0441\u0442\u0440\u043e\u0435\u043d\u0438\u044f \u0437\u0430\u0449\u0438\u0449\u0451\u043d\u043d\u044b\u0445 \u0434\u0435\u0446\u0435\u043d\u0442\u0440\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u043d\u044b\u0445 P2P-\u0441\u0435\u0442\u0435\u0439. \u0421\u043e\u0437\u0434\u0430\u0432\u0430\u0435\u043c\u044b\u0435 \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 GNUnet \u0441\u0435\u0442\u0438 \u043d\u0435 \u0438\u043c\u0435\u044e\u0442 \u0435\u0434\u0438\u043d\u043e\u0439 \u0442\u043e\u0447\u043a\u0438 \u043e\u0442\u043a\u0430\u0437\u0430 \u0438 \u0441\u043f\u043e\u0441\u043e\u0431\u043d\u044b \u0433\u0430\u0440\u0430\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043d\u0435\u043f\u0440\u0438\u043a\u043e\u0441\u043d\u043e\u0432\u0435\u043d\u043d\u043e\u0441\u0442\u044c \u0447\u0430\u0441\u0442\u043d\u043e\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439, \u0432 \u0442\u043e\u043c \u0447\u0438\u0441\u043b\u0435 \u0438\u0441\u043a\u043b\u044e\u0447\u0438\u0442\u044c \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u0437\u043b\u043e\u0443\u043f\u043e\u0442\u0440\u0435\u0431\u043b\u0435\u043d\u0438\u044f \u0441\u043e \u0441\u0442\u043e\u0440\u043e\u043d\u044b \u0441\u043f\u0435\u0446\u0441\u043b\u0443\u0436\u0431 \u0438 \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u043e\u0432, \u0438\u043c\u0435\u044e\u0449\u0438\u0445 \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0443\u0437\u043b\u0430\u043c \u0441\u0435\u0442\u0438. GNUnet \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435 P2P-\u0441\u0435\u0442\u0435\u0439 \u043f\u043e\u0432\u0435\u0440\u0445 TCP, UDP, HTTP\/HTTPS, Bluetooth \u0438 WLAN, [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-103441","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0444\u0440\u0435\u0439\u043c\u0432\u043e\u0440\u043a\u0430 GNUnet 0.16, 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