{"id":103738,"date":"2022-04-08T15:36:50","date_gmt":"2022-04-08T13:36:50","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-openssh-9-0-s-perevodom-scp-na-protokol-sftp"},"modified":"2022-04-08T15:36:50","modified_gmt":"2022-04-08T13:36:50","slug":"reliz-openssh-9-0-s-perevodom-scp-na-protokol-sftp","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/reliz-openssh-9-0-s-perevodom-scp-na-protokol-sftp","title":{"rendered":"Premiera OpenSSH 9.0 z przek\u0142adem scp na protok\u00f3\u0142 SFTP","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Wydanie OpenSSH 9.0, otwartej implementacji klienta i serwera do pracy z protoko\u0142ami SSH 2.0 i SFTP, zosta\u0142o zaprezentowane. W nowej wersji narz\u0119dzie scp domy\u015blnie prze\u0142\u0105czono na u\u017cywanie SFTP zamiast przestarza\u0142ego protoko\u0142u SCP\/RCP.       <\/p>\n<p>W SFTP zastosowano bardziej przewidywalne metody obs\u0142ugi nazw, a przetwarzanie wzorc\u00f3w glob w nazwach plik\u00f3w za pomoc\u0105 pow\u0142oki na zdalnym ho\u015bcie, co generowa\u0142oby problemy z bezpiecze\u0144stwem, nie jest u\u017cywane. W szczeg\u00f3lno\u015bci, podczas u\u017cywania SCP i RCP, serwer decyduje, kt\u00f3re pliki i katalogi maj\u0105 zosta\u0107 wys\u0142ane klientowi, podczas gdy klient jedynie sprawdza poprawno\u015b\u0107 zwr\u00f3conych nazw obiekt\u00f3w, co w przypadku braku odpowiednich sprawdze\u0144 po stronie klienta pozwala <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/server\/dts-shicago\/\"   title=\"serwera\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2910\">serwera<\/a> na przesy\u0142anie innych nazw plik\u00f3w, r\u00f3\u017cni\u0105cych si\u0119 od \u017c\u0105danych.     <\/p>\n<p>Protok\u00f3\u0142 SFTP pozbawiony jest wymienionych problem\u00f3w, ale nie obs\u0142uguje rozwijania specjalnych \u015bcie\u017cek, takich jak \u201e~\/\u201d. Aby wyeliminowa\u0107 t\u0119 r\u00f3\u017cnic\u0119, pocz\u0105wszy od OpenSSH 8.7 w implementacji serwera SFTP obs\u0142ugiwane jest rozszerzenie protoko\u0142u \u201eexpand-path@openssh.com\u201d w celu rozwijania \u015bcie\u017cek ~\/ i ~user\/.     <\/p>\n<p>Podczas korzystania z SFTP u\u017cytkownicy mog\u0105 r\u00f3wnie\u017c napotka\u0107 problemy z niekompatybilno\u015bci\u0105, spowodowane konieczno\u015bci\u0105 podw\u00f3jnego eskalowania specjalnych znak\u00f3w w \u015bcie\u017ckach w zapytaniach SCP i RCP, aby zapobiec ich interpretacji po stronie zdalnej. W SFTP takie eskalowanie nie jest wymagane, a nadmiarowe cudzys\u0142owy mog\u0105 prowadzi\u0107 do b\u0142\u0119d\u00f3w transferu danych. W zwi\u0105zku z tym, programi\u015bci OpenSSH zrezygnowali z dodania rozszerzenia, kt\u00f3re powtarza\u0142oby zachowanie scp w tym przypadku, poniewa\u017c podw\u00f3jne eskalowanie traktowane jest jako wada, kt\u00f3rej nie ma sensu powiela\u0107.    <\/p>\n<p>Inne zmiany w nowym wydaniu:  <\/p>\n<ul>\n<li class=\"l\"> W ssh i sshd domy\u015blnie w\u0142\u0105czony jest hybrydowy algorytm wymiany kluczy \u201esntrup761x25519-sha512@openssh.com\u201d (ECDH\/x25519 + NTRU Prime), odporny na ataki przy u\u017cyciu komputer\u00f3w kwantowych i po\u0142\u0105czony z ECDH\/x25519 w celu zablokowania mo\u017cliwych problem\u00f3w w NTRU Prime, kt\u00f3re mog\u0105 si\u0119 pojawi\u0107 w przysz\u0142o\u015bci. W li\u015bcie KexAlgorithms, okre\u015blaj\u0105cym kolejno\u015b\u0107 wyboru metod wymiany kluczy, wspomniany algorytm zosta\u0142 teraz umieszczony na pierwszym miejscu i ma wy\u017cszy priorytet ni\u017c algorytmy ECDH i DH.\n<p>Komputery kwantowe jeszcze nie osi\u0105gn\u0119\u0142y poziomu, kt\u00f3ry pozwala\u0142by na \u0142amanie tradycyjnych kluczy, ale zastosowanie hybrydowej ochrony mo\u017ce zabezpieczy\u0107 u\u017cytkownik\u00f3w przed atakami zwi\u0105zanymi z przechwyceniem sesji SSH, maj\u0105c nadziej\u0119, \u017ce b\u0119d\u0105 mog\u0142y zosta\u0107 odszyfrowane w przysz\u0142o\u015bci, gdy rozwin\u0105 si\u0119 niezb\u0119dne komputery kwantowe.    <\/p>\n<li class=\"l\"> W sftp-server dodano rozszerzenie \u201ecopy-data\u201d, kt\u00f3re pozwala na kopiowanie danych po stronie serwera, bez wysy\u0142ania ich do klienta, je\u015bli \u017ar\u00f3d\u0142owy i docelowy plik znajduj\u0105 si\u0119 na tej samej <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/server\/dts-newyork\/\"   title=\"serwerze\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2706\">serwerze<\/a>.\n<li class=\"l\"> Do narz\u0119dzia sftp dodano polecenie \u201ecp\u201d do inicjowania przez klienta kopiowania plik\u00f3w po stronie serwera.    <\/ul>\n<p>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56991\">opennet.ru<\/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 \u0440\u0435\u043b\u0438\u0437 OpenSSH 9.0, \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043a\u043b\u0438\u0435\u043d\u0442\u0430 \u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430\u043c SSH 2.0 \u0438 SFTP. \u0412 \u043d\u043e\u0432\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 \u0443\u0442\u0438\u043b\u0438\u0442\u0430 scp \u043f\u0435\u0440\u0435\u0432\u0435\u0434\u0435\u043d\u0430 \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u043d\u0430 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 SFTP \u0432\u043c\u0435\u0441\u0442\u043e \u0443\u0441\u0442\u0430\u0440\u0435\u0432\u0448\u0435\u0433\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 SCP\/RCP. \u0412 SFTP \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u044e\u0442\u0441\u044f \u0431\u043e\u043b\u0435\u0435 \u043f\u0440\u0435\u0434\u0441\u043a\u0430\u0437\u0443\u0435\u043c\u044b\u0435 \u043c\u0435\u0442\u043e\u0434\u044b \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0438\u043c\u0451\u043d \u0438 \u043d\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 glob-\u0448\u0430\u0431\u043b\u043e\u043d\u043e\u0432 \u0432 \u0438\u043c\u0435\u043d\u0430\u0445 \u0444\u0430\u0439\u043b\u043e\u0432 \u0447\u0435\u0440\u0435\u0437 shell \u043d\u0430 \u0441\u0442\u043e\u0440\u043e\u043d\u0435 \u0434\u0440\u0443\u0433\u043e\u0433\u043e \u0445\u043e\u0441\u0442\u0430, \u0441\u043e\u0437\u0434\u0430\u044e\u0449\u0430\u044f [&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-103738","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d 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SFTP | ProHoster","description":"Zosta\u0142a zaprezentowana wersja OpenSSH 9.0, otwartej implementacji klienta i serwera do pracy z protoko\u0142ami SSH 2.0 i SFTP.","canonical_url":"https:\/\/prohoster.info\/pl\/blog\/news\/reliz-openssh-9-0-s-perevodom-scp-na-protokol-sftp","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"pl_PL","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0420\u0435\u043b\u0438\u0437 OpenSSH 9.0 \u0441 \u043f\u0435\u0440\u0435\u0432\u043e\u0434\u043e\u043c scp \u043d\u0430 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b SFTP | 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