{"id":113107,"date":"2024-01-24T23:28:03","date_gmt":"2024-01-24T21:28:03","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-cryptsetup-2-7-s-podderzhkoj-apparatnogo-diskovogo-shifrovaniya-opal"},"modified":"2024-01-24T23:28:03","modified_gmt":"2024-01-24T21:28:03","slug":"vypusk-cryptsetup-2-7-s-podderzhkoj-apparatnogo-diskovogo-shifrovaniya-opal","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/vypusk-cryptsetup-2-7-s-podderzhkoj-apparatnogo-diskovogo-shifrovaniya-opal","title":{"rendered":"Lansarea Cryptsetup 2.7 cu suport pentru criptarea pe disc hardware OPAL.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>A fost publicat un set de utilitare Cryptsetup 2.7, destinat configur\u0103rii cript\u0103rii parti\u021biilor de disc \u00een Linux prin utilizarea modulului dm-crypt. Se suport\u0103 lucrul cu parti\u021bii dm-crypt, LUKS, LUKS2, BITLK, loop-AES \u0219i TrueCrypt\/VeraCrypt. De asemenea, sunt incluse utilitare veritysetup \u0219i integritysetup pentru configurarea instrumentelor de control al integrit\u0103\u021bii datelor pe baza modulelor dm-verity \u0219i dm-integrity.    <\/p>\n<p>\u00cembun\u0103t\u0103\u021biri cheie:  <\/p>\n<ul>\n<li class=\"l\"> A fost implementat\u0103 posibilitatea utiliz\u0103rii mecanismului hardware de criptare a discurilor OPAL, suportat pe unit\u0103\u021bile SATA \u0219i NVMe auto-criptante (SED - Self-Encrypting Drives) cu interfa\u021ba OPAL2 TCG, \u00een care dispozitivul de criptare hardware este integrat direct \u00een controler. Pe de o parte, criptarea OPAL depinde de hardware-ul proprietar \u0219i nu este disponibil\u0103 pentru audit public, dar, pe de alt\u0103 parte, poate fi folosit\u0103 ca un nivel suplimentar de protec\u021bie fa\u021b\u0103 de criptarea software, f\u0103r\u0103 a afecta performan\u021ba \u0219i f\u0103r\u0103 a crea o sarcin\u0103 pe CPU.\n<p>Pentru a utiliza OPAL \u00een LUKS2, este necesar\u0103 o versiune a nucleului Linux compilat\u0103 cu op\u021biunea CONFIG_BLK_SED_OPAL \u0219i activarea acesteia \u00een Cryptsetup (\u00een mod implicit, suportul OPAL este dezactivat). Configurarea LUKS2 OPAL se efectueaz\u0103 similar cu criptarea software - metadatele sunt salvate \u00een antetul LUKS2. Cheia este \u00eemp\u0103r\u021bit\u0103 \u00een cheia sec\u021biunii pentru criptarea software (dm-crypt) \u0219i cheia de deblocare pentru OPAL. OPAL poate fi utilizat at\u00e2t \u00eempreun\u0103 cu criptarea software (cryptsetup luksFormat --hw-opal ), c\u00e2t \u0219i separat (cryptsetup luksFormat --hw-opal-only ). Activarea \u0219i dezactivarea OPAL se realizeaz\u0103 \u00een acela\u0219i mod (open, close, luksSuspend, luksResume) ca \u0219i pentru dispozitivele LUKS2.    <\/p>\n<li class=\"l\"> \u00cen modul plain, \u00een care cheia principal\u0103 \u0219i antetul nu sunt salvate pe disc, \u00een mod implicit este folosit\u0103 criptarea aes-xts-plain64 \u0219i algoritmul de hashing sha256 (\u00een locul modului CBC, care are probleme de performan\u021b\u0103, este utilizat XTS, iar \u00een locul versiunii \u00eenvechite de hash ripemd160 - sha256).\n<li class=\"l\"> \u00cen comenzile open \u0219i luksResume este permis\u0103 stocarea cheii sec\u021biunii \u00een depozitul de chei ales de utilizator \u00een nucleu (keyring). Pentru accesarea keyring-ului, la multe comenzi cryptsetup a fost ad\u0103ugat\u0103 op\u021biunea \u2018--volume-key-keyring\u2019 (de exemplu, \u2018cryptsetup open  --link-vk-to-keyring \u2018@s::%user:testkey\u2019 tst\u2019).\n<li class=\"l\"> Pe sistemele f\u0103r\u0103 parti\u021bie de swap, la formatarea sau crearea unui slot de chei pentru PBKDF Argon2 se utilizeaz\u0103 acum doar jum\u0103tate din memoria liber\u0103, ceea ce a rezolvat problema epuiz\u0103rii memoriei disponibile pe sistemele cu o capacitate mic\u0103 de RAM.\n<li class=\"l\"> A fost ad\u0103ugat\u0103 op\u021biunea \u2018--external-tokens-path\u2019 pentru a specifica un director pentru handler-ele externi de token-uri LUKS2 (plugin-uri).\n<li class=\"l\"> \u00cen tcrypt a fost ad\u0103ugat\u0103 suportul pentru algoritmul de hashing Blake2 pentru VeraCrypt.\n<li class=\"l\"> A fost ad\u0103ugat suportul pentru cifrarea pe bloc Aria.\n<li class=\"l\"> A fost ad\u0103ugat suportul Argon2 \u00een implement\u0103rile OpenSSL 3.2 \u0219i libgcrypt, permi\u021b\u00e2nd utilizarea f\u0103r\u0103 libargon.    <\/ul>\n<p>Sursa: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60493\">opennet.ro<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u043d\u0430\u0431\u043e\u0440 \u0443\u0442\u0438\u043b\u0438\u0442 Cryptsetup 2.7, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u044b\u0445 \u0434\u043b\u044f \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0438 \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u0438\u0441\u043a\u043e\u0432\u044b\u0445 \u0440\u0430\u0437\u0434\u0435\u043b\u043e\u0432 \u0432 Linux \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 \u043c\u043e\u0434\u0443\u043b\u044f dm-crypt. \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0440\u0430\u0431\u043e\u0442\u0430 \u0441 \u0440\u0430\u0437\u0434\u0435\u043b\u0430\u043c\u0438 dm-crypt, LUKS, LUKS2, BITLK, loop-AES \u0438 TrueCrypt\/VeraCrypt. \u0412 \u0441\u043e\u0441\u0442\u0430\u0432 \u0442\u0430\u043a\u0436\u0435 \u0432\u0445\u043e\u0434\u044f\u0442 \u0443\u0442\u0438\u043b\u0438\u0442\u044b veritysetup \u0438 integritysetup \u0434\u043b\u044f \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0438 \u0441\u0440\u0435\u0434\u0441\u0442\u0432 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u0446\u0435\u043b\u043e\u0441\u0442\u043d\u043e\u0441\u0442\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u043c\u043e\u0434\u0443\u043b\u0435\u0439 dm-verity \u0438 dm-integrity. \u041a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u0443\u043b\u0443\u0447\u0448\u0435\u043d\u0438\u044f: \u0420\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u0430 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0433\u043e \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u0430 [&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-113107","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=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u043d\u0430\u0431\u043e\u0440 \u0443\u0442\u0438\u043b\u0438\u0442 Cryptsetup 2.7, 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