{"id":76048,"date":"2020-03-30T19:42:06","date_gmt":"2020-03-30T17:42:06","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dostupen-vpn-wireguard-1-0-0"},"modified":"2020-03-30T19:42:06","modified_gmt":"2020-03-30T17:42:06","slug":"dostupen-vpn-wireguard-1-0-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/dostupen-vpn-wireguard-1-0-0","title":{"rendered":"Dostupn\u00fd VPN WireGuard 1.0.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

P\u0159edstaven\u00ed<\/a><\/noindex> v\u00fdznamn\u00e9 vyd\u00e1n\u00ed VPN WireGuard 1.0.0<\/a><\/noindex>, kter\u00e9 znamenalo dod\u00e1n\u00ed komponent WireGuard do hlavn\u00edho j\u00e1dra Linux 5.6<\/a><\/noindex> a stabilizaci v\u00fdvoje. K\u00f3d zahrnut\u00fd v j\u00e1dru Linuxu pro\u0161el<\/a><\/noindex> dal\u0161\u00edm auditem bezpe\u010dnosti, proveden\u00fdm nez\u00e1vislou firmou, kter\u00e1 se specializuje na podobn\u00e9 kontroly. Audit neodhalil \u017e\u00e1dn\u00e9 probl\u00e9my.<\/p>\n

Jeliko\u017e WireGuard nyn\u00ed vyv\u00edj\u00ed v hlavn\u00edm j\u00e1dru Linuxu, byla p\u0159ipravena repozit\u00e1\u0159 wireguard-linux-compat.git<\/a><\/noindex>. Repozit\u00e1\u0159 zahrnuje zp\u011btn\u011b portovan\u00fd k\u00f3d WireGuard a vrstvu compat.h pro zaji\u0161t\u011bn\u00ed kompatibility se star\u0161\u00edmi j\u00e1dry. Uv\u00e1d\u00ed se, \u017ee dokud budou existovat mo\u017enosti pro v\u00fdvoj\u00e1\u0159e a pot\u0159eba u\u017eivatel\u016f, odd\u011blen\u00e1 varianta patch\u016f bude udr\u017eov\u00e1na v pracovn\u00edm stavu. V sou\u010dasn\u00e9 podob\u011b m\u016f\u017ee b\u00fdt odd\u011blen\u00e1 varianta WireGuard pou\u017e\u00edv\u00e1na s j\u00e1dry z Ubuntu 20.04<\/a><\/noindex> a Debian 10 \u201eBuster\u201c<\/a><\/noindex>, a tak\u00e9 je dostupn\u00e1 jako patche pro j\u00e1dra Linuxu 5.4<\/a><\/noindex> a 5.5<\/a><\/noindex>. Distro, kter\u00e9 pou\u017e\u00edvaj\u00ed nejnov\u011bj\u0161\u00ed j\u00e1dra, jako Arch, Gentoo a
\nFedora 32, z\u00edskaj\u00ed mo\u017enost pou\u017eit\u00ed WireGuard spolu s aktualizac\u00ed j\u00e1dra 5.6.<\/p>\n

Hlavn\u00ed proces v\u00fdvoje se nyn\u00ed \u0159\u00edd\u00ed v repozit\u00e1\u0159i wireguard-linux.git<\/a><\/noindex>, kter\u00fd zahrnuje \u00fapln\u00fd strom j\u00e1dra Linuxu se zm\u011bnami od projektu Wireguard. Patche z tohoto repozit\u00e1\u0159e budou revidov\u00e1ny pro zahrnut\u00ed do hlavn\u00edho j\u00e1dra a pravideln\u011b p\u0159en\u00e1\u0161eny do v\u011btv\u00ed net\/net-next. V\u00fdvoj n\u00e1stroj\u016f a skript\u016f b\u011b\u017e\u00edc\u00edch v u\u017eivatelsk\u00e9m prostoru, jako jsou wg a wg-quick, prob\u00edh\u00e1 v repozit\u00e1\u0159i wireguard-tools.git<\/a><\/noindex>, kter\u00fd lze pou\u017e\u00edt pro vytv\u00e1\u0159en\u00ed bal\u00ed\u010dk\u016f v distribuc\u00edch.<\/p>\n

P\u0159ipom\u00edn\u00e1me, \u017ee VPN WireGuard je realizov\u00e1na na z\u00e1klad\u011b modern\u00edch metod \u0161ifrov\u00e1n\u00ed, poskytuje velmi vysok\u00fd v\u00fdkon, je snadno pou\u017eiteln\u00e1, zbavena komplikac\u00ed a prok\u00e1zala se v \u0159ad\u011b velk\u00fdch nasazen\u00ed zpracov\u00e1vaj\u00edc\u00edch velk\u00e9 objemy provozu. Projekt se vyv\u00edj\u00ed od roku 2015, pro\u0161el auditem a form\u00e1ln\u00ed verifikac\u00ed<\/a><\/noindex> pou\u017e\u00edvan\u00fdch metod \u0161ifrov\u00e1n\u00ed. Podpora WireGuard je ji\u017e integrovan\u00e1 do NetworkManager a systemd, a patche pro j\u00e1dro jsou sou\u010d\u00e1st\u00ed z\u00e1kladn\u00edch distribuc\u00ed. Debian Unstable<\/a><\/noindex>, Mageia, Alpine, Arch, Gentoo, OpenWrt, NixOS, Subgraph<\/a><\/noindex> a ALT<\/a><\/noindex>.<\/p>\n

Ve WireGuard se pou\u017e\u00edv\u00e1 koncept sm\u011brov\u00e1n\u00ed na z\u00e1klad\u011b kl\u00ed\u010d\u016f \u0161ifrov\u00e1n\u00ed, kter\u00fd p\u0159edpokl\u00e1d\u00e1 p\u0159i\u0159azen\u00ed uzav\u0159en\u00e9ho kl\u00ed\u010de k ka\u017ed\u00e9mu s\u00ed\u0165ov\u00e9mu rozhran\u00ed a pou\u017eit\u00ed pro propojen\u00ed otev\u0159en\u00fdch kl\u00ed\u010d\u016f. V\u00fdm\u011bna otev\u0159en\u00fdch kl\u00ed\u010d\u016f pro nav\u00e1z\u00e1n\u00ed spojen\u00ed prob\u00edh\u00e1 analogicky k SSH. Pro vyjedn\u00e1v\u00e1n\u00ed kl\u00ed\u010d\u016f a nav\u00e1z\u00e1n\u00ed spojen\u00ed bez spu\u0161t\u011bn\u00ed samostatn\u00e9ho d\u00e9mona v u\u017eivatelsk\u00e9m prostoru se pou\u017e\u00edv\u00e1 mechanismus Noise_IK z Noise Protocol Framework<\/a><\/noindex>, podobn\u00fd udr\u017eov\u00e1n\u00ed authorized_keys v SSH. P\u0159enos dat prob\u00edh\u00e1 prost\u0159ednictv\u00edm inkapsulace do UDP paket\u016f. Podporov\u00e1na je zm\u011bna IP adresy VPN serveru (roaming) bez p\u0159eru\u0161en\u00ed spojen\u00ed s automatick\u00fdm p\u0159enastaven\u00edm klienta.<\/p>\n

Pro \u0161ifrov\u00e1n\u00ed se pou\u017e\u00edv\u00e1<\/a><\/noindex> proudov\u00e9 \u0161ifrov\u00e1n\u00ed ChaCha20<\/a><\/noindex> a algoritmus pro autentizaci zpr\u00e1v (MAC) Poly1305<\/a><\/noindex>, vyvinut\u00e9 Danielem Bernsteinem (Daniel J. Bernstein<\/a><\/noindex>), Tanjou Lange
\n(Tanja Lange) a Peterem Schwabem (Peter Schwabe). ChaCha20 a Poly1305 jsou vychvalov\u00e1ny jako rychlej\u0161\u00ed a bezpe\u010dn\u011bj\u0161\u00ed alternativy k AES-256-CTR a HMAC, p\u0159i\u010dem\u017e jejich softwarov\u00e1 implementace umo\u017e\u0148uje dos\u00e1hnout stanoven\u00e9ho \u010dasu zpracov\u00e1n\u00ed bez pou\u017eit\u00ed speci\u00e1ln\u00ed hardwarov\u00e9 podpory. Pro generov\u00e1n\u00ed spole\u010dn\u00e9ho tajn\u00e9ho kl\u00ed\u010de se pou\u017e\u00edv\u00e1 protokol Diffie-Hellman na eliptick\u00fdch k\u0159ivk\u00e1ch v implementaci Curve25519<\/a><\/noindex>, tak\u00e9 navr\u017een\u00fd Danielem Bernsteinem. Pro hashov\u00e1n\u00ed se pou\u017e\u00edv\u00e1 algoritmus BLAKE2s (RFC7693)<\/a><\/noindex>. <\/p>\n

S star\u00fdm testov\u00e1n\u00ed<\/a><\/noindex> v\u00fdkon WireGuard prok\u00e1zal o 3,9kr\u00e1t vy\u0161\u0161\u00ed propustnost a o 3,8kr\u00e1t vy\u0161\u0161\u00ed odezvu ve srovn\u00e1n\u00ed s OpenVPN (256-bit AES s HMAC-SHA2-256). Ve srovn\u00e1n\u00ed s IPsec (256-bit ChaCha20+Poly1305 a AES-256-GCM-128) m\u00e1 WireGuard m\u00edrn\u00e9 v\u00fdhody v v\u00fdkonu (13-18%) a sn\u00ed\u017een\u00ed latence (21-23%). V\u00fdsledky testov\u00e1n\u00ed zve\u0159ejn\u011bn\u00e9 na webu projektu pokr\u00fdvaj\u00ed starou odd\u011blenou implementaci WireGuard a jsou ozna\u010deny za nedostate\u010dn\u011b kvalitn\u00ed. Od doby proveden\u00ed test\u016f byl k\u00f3d WireGuard a IPsec d\u00e1le optimalizov\u00e1n a nyn\u00ed funguje rychleji. Komplexn\u011bj\u0161\u00ed testov\u00e1n\u00ed zahrnuj\u00edc\u00ed j\u00e1drovou implementaci zat\u00edm nebylo provedeno. Nicm\u00e9n\u011b se uv\u00e1d\u00ed, \u017ee WireGuard v n\u011bkter\u00fdch situac\u00edch st\u00e1le p\u0159ed\u010d\u00ed IPsec d\u00edky multithreadingu, zat\u00edmco OpenVPN z\u016fst\u00e1v\u00e1 velmi pomal\u00fd.<\/p>\n

\"Dostupn\u00fd<\/a><\/noindex><\/center><\/p>\n

<\/a><\/noindex><\/p>\n

Zdroj: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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\u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438, \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u043d\u044b\u0439 \u043d\u0435\u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0439 \u0444\u0438\u0440\u043c\u043e\u0439, \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u0438\u0437\u0438\u0440\u0443\u044e\u0449\u0435\u0439\u0441\u044f \u043d\u0430 \u043f\u043e\u0434\u043e\u0431\u043d\u044b\u0445 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430\u0445. \u0410\u0443\u0434\u0438\u0442 \u043d\u0435 \u0432\u044b\u044f\u0432\u0438\u043b \u043a\u0430\u043a\u0438\u0445-\u043b\u0438\u0431\u043e \u043f\u0440\u043e\u0431\u043b\u0435\u043c. \u0422\u0430\u043a \u043a\u0430\u043a WireGuard \u0442\u0435\u043f\u0435\u0440\u044c \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u043c \u0441\u043e\u0441\u0442\u0430\u0432\u0435 \u044f\u0434\u0440\u0430 Linux, \u0434\u043b\u044f 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