{"id":101168,"date":"2021-09-02T10:23:16","date_gmt":"2021-09-02T08:23:16","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/github-vvodit-novye-trebovaniya-dlya-udalyonnogo-podklyucheniya-k-git"},"modified":"2021-09-02T10:23:16","modified_gmt":"2021-09-02T08:23:16","slug":"github-vvodit-novye-trebovaniya-dlya-udalyonnogo-podklyucheniya-k-git","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/github-vvodit-novye-trebovaniya-dlya-udalyonnogo-podklyucheniya-k-git","title":{"rendered":"A GitHub \u00faj k\u00f6vetelm\u00e9nyeket vezet be a Git t\u00e1voli kapcsol\u00f3d\u00e1s\u00e1hoz","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

A GitHub bejelentette, hogy v\u00e1ltoztat\u00e1sokat vezet be a szolg\u00e1ltat\u00e1sban, amelyek a Git protokoll v\u00e9delm\u00e9nek fokoz\u00e1s\u00e1val f\u00fcggnek \u00f6ssze, amelyet a git push \u00e9s git pull m\u0171veletek SSH-n vagy a \u201egit:\/\/\u201d s\u00e9ma haszn\u00e1latakor alkalmaznak (a https:\/\/ hozz\u00e1f\u00e9r\u00e9sekre a m\u00f3dos\u00edt\u00e1sok nem vonatkoznak). A v\u00e1ltoz\u00e1sok \u00e9letbe l\u00e9p\u00e9s\u00e9t\u0151l kezdve a GitHub-hoz SSH-n val\u00f3 csatlakoz\u00e1shoz legal\u00e1bb az OpenSSH 7.2 verzi\u00f3j\u00e1ra (amely 2016-ban jelent meg) vagy a PuTTY 0.75 verzi\u00f3j\u00e1ra (amely id\u00e9n m\u00e1jusban jelent meg) lesz sz\u00fcks\u00e9g. P\u00e9ld\u00e1ul megsz\u0171nik a t\u00e1mogat\u00e1s a CentOS 6 \u00e9s az Ubuntu 14.04 SSH-\u00fcgyf\u00e9l sz\u00e1m\u00e1ra, amelyek m\u00e1r nem t\u00e1mogatottak. <\/p>\n

A v\u00e1ltoz\u00e1sok l\u00e9nyege, hogy megsz\u0171nik a nem titkos\u00edtott kapcsolatok t\u00e1mogat\u00e1sa a Git-hez (a 'git:\/\/' haszn\u00e1lat\u00e1val) \u00e9s fokozz\u00e1k az SSH-kulcsokra vonatkoz\u00f3 k\u00f6vetelm\u00e9nyeket, amelyeket a GitHub-hoz val\u00f3 hozz\u00e1f\u00e9r\u00e9shez haszn\u00e1lnak. A GitHub megsz\u00fcnteti az \u00f6sszes DSA-kulcs \u00e9s az elavult SSH-algoritmusok, p\u00e9ld\u00e1ul a CBC titkos\u00edt\u00e1sok (aes256-cbc, aes192-cbc, aes128-cbc) \u00e9s a HMAC-SHA-1 t\u00e1mogat\u00e1s\u00e1t. Ezen k\u00edv\u00fcl \u00faj RSA-kulcsokkal szemben tov\u00e1bbi k\u00f6vetelm\u00e9nyeket vezetnek be (SHA-1 haszn\u00e1lata tilos lesz), \u00e9s megval\u00f3sul az ECDSA \u00e9s Ed25519 hosztkulcsok t\u00e1mogat\u00e1sa. <\/p>\n

A v\u00e1ltoz\u00e1sokat fokozatosan vezetik be. Szeptember 14-\u00e9n \u00faj ECDSA \u00e9s Ed25519 hostkulcsok ker\u00fclnek gener\u00e1l\u00e1sra. November 2-\u00e1n megsz\u0171nik az \u00faj SHA-1 alap\u00fa RSA-kulcsok t\u00e1mogat\u00e1sa (az el\u0151z\u0151leg gener\u00e1lt kulcsok tov\u00e1bbra is m\u0171k\u00f6dnek). November 16-\u00e1n megsz\u0171nik a DSA algoritmus alap\u00fa hostkulcsok t\u00e1mogat\u00e1sa. 2022. janu\u00e1r 11-\u00e9n a r\u00e9gi SSH-algoritmusok t\u00e1mogat\u00e1sa \u00e9s a titkos\u00edtatlan h\u00edv\u00e1s lehet\u0151s\u00e9ge k\u00eds\u00e9rleti jelleggel ideiglenesen meg fog sz\u0171nni. M\u00e1rcius 15-\u00e9n a r\u00e9gi algoritmusok t\u00e1mogat\u00e1sa v\u00e9glegesen le lesz tiltva. <\/p>\n

Tov\u00e1bb\u00e1 megeml\u00edthet\u0151, hogy az OpenSSH k\u00f3dalapj\u00e1ba ker\u00fclt egy m\u00f3dos\u00edt\u00e1s, amely alap\u00e9rtelmez\u00e9s szerint letiltja az SHA-1 hash-alap\u00fa RSA-kulcsok ('ssh-rsa') feldolgoz\u00e1s\u00e1t. Az SHA-256 \u00e9s SHA-512 hash-ekkel (rsa-sha2-256\/512) rendelkez\u0151 RSA-kulcsok t\u00e1mogat\u00e1sa v\u00e1ltozatlan maradt. Az 'ssh-rsa' kulcsok t\u00e1mogat\u00e1s\u00e1nak megsz\u00fcntet\u00e9se az el\u0151re meghat\u00e1rozott \u00fctk\u00f6z\u00e9si t\u00e1mad\u00e1sok hat\u00e9konys\u00e1g\u00e1nak n\u00f6vel\u00e9s\u00e9vel indokolt (a \u00fctk\u00f6z\u00e9s keres\u00e9s\u00e9nek k\u00f6lts\u00e9ge k\u00f6r\u00fclbel\u00fcl 50 ezer doll\u00e1rra tehet\u0151). Az 'ssh-rsa' alkalmaz\u00e1s\u00e1nak ellen\u0151rz\u00e9s\u00e9re az ilyen rendszerekhez pr\u00f3b\u00e1lja meg csatlakozni SSH-n az '-oHostKeyAlgorithms=-ssh-rsa' opci\u00f3 haszn\u00e1lat\u00e1val.
\n
Forr\u00e1s: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

GitHub \u0430\u043d\u043e\u043d\u0441\u0438\u0440\u043e\u0432\u0430\u043b \u0432\u043d\u0435\u0441\u0435\u043d\u0438\u0435 \u0432 \u0441\u0435\u0440\u0432\u0438\u0441 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0445 \u0441 \u0443\u0441\u0438\u043b\u0435\u043d\u0438\u0435\u043c \u0437\u0430\u0449\u0438\u0442\u044b \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 Git, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u0433\u043e \u0432 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0435 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0439 git push \u0438 git pull \u0447\u0435\u0440\u0435\u0437 SSH \u0438\u043b\u0438 \u0441\u0445\u0435\u043c\u0443 «git:\/\/» (\u043e\u0431\u0440\u0430\u0449\u0435\u043d\u0438\u044f \u0447\u0435\u0440\u0435\u0437 https:\/\/ \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u043d\u0435 \u043a\u043e\u0441\u043d\u0443\u0442\u0441\u044f). \u041f\u043e\u0441\u043b\u0435 \u043d\u0430\u0447\u0430\u043b\u0430 \u0434\u0435\u0439\u0441\u0442\u0432\u0438\u044f \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u0434\u043b\u044f \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f \u043a GitHub \u043f\u043e SSH \u043f\u043e\u0442\u0440\u0435\u0431\u0443\u0435\u0442\u0441\u044f \u043a\u0430\u043a \u043c\u0438\u043d\u0438\u043c\u0443\u043c OpenSSH \u0432\u0435\u0440\u0441\u0438\u0438 7.2 (\u0432\u044b\u043f\u0443\u0449\u0435\u043d \u0432 2016 \u0433\u043e\u0434\u0443) \u0438\u043b\u0438 PuTTY […]<\/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-101168","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47A GitHub \u00faj k\u00f6vetelm\u00e9nyeket vezet be a t\u00e1voli csatlakoz\u00e1shoz a Git-hez | ProHoster","description":"A GitHub bejelentette, hogy v\u00e1ltoztat\u00e1sokat vezet be a szolg\u00e1ltat\u00e1s\u00e1n, amelyek a Git protokoll v\u00e9delm\u00e9nek meger\u0151s\u00edt\u00e9s\u00e9re vonatkoznak, a git push \u00e9s git pull parancsok SSH-n vagy a \"git:\/\/\" s\u00e9m\u00e1n kereszt\u00fcli v\u00e9grehajt\u00e1sa sor\u00e1n (a https:\/\/ hivatkoz\u00e1sokra ezek a v\u00e1ltoz\u00e1sok nem vonatkoznak).","canonical_url":"https:\/\/prohoster.info\/hu\/blog\/news\/github-vvodit-novye-trebovaniya-dlya-udalyonnogo-podklyucheniya-k-git","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"hu_HU","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\udd47GitHub \u0432\u0432\u043e\u0434\u0438\u0442 \u043d\u043e\u0432\u044b\u0435 \u0442\u0440\u0435\u0431\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u043b\u044f \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e\u0433\u043e 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