{"id":51917,"date":"2022-03-01T16:23:26","date_gmt":"2022-03-01T15:23:26","guid":{"rendered":"https:\/\/www.soitron.com\/ot-bezpecnost-brana-medzi-svetmi\/"},"modified":"2023-03-30T15:56:48","modified_gmt":"2023-03-30T14:56:48","slug":"ot-bezpecnost-brana-mezi-svety","status":"publish","type":"post","link":"https:\/\/new.soitron.com\/cs\/ot-bezpecnost-brana-mezi-svety\/","title":{"rendered":"OT \u2013 (ne)bezpe\u010dn\u00e1 br\u00e1na mezi dv\u011bma sv\u011bty"},"content":{"rendered":"\n

<\/a>Pr\u016fmyslov\u00e9 \u0159\u00eddic\u00ed syst\u00e9my a s\u00edt\u011b ozna\u010dovan\u00e9 jako Operational Technology (d\u00e1le jen OT) hraj\u00ed kl\u00ed\u010dovou roli v modern\u00edch pr\u016fmyslov\u00fdch podnic\u00edch, zefektiv\u0148uj\u00ed v\u00fdrobu a poskytuj\u00ed konkuren\u010dn\u00ed v\u00fdhodu. S jejich nar\u016fstaj\u00edc\u00edm v\u00fdznamem stoup\u00e1 i m\u00edra jejich vyu\u017eit\u00ed, provozy se st\u00e1vaj\u00ed na jejich dostupnosti z\u00e1visl\u00e9. Proto je nevyhnuteln\u00e9 zahrnout dnes tyto komponenty i do anal\u00fdzy rizik kybernetick\u00e9 bezpe\u010dnosti firmy.<\/strong><\/p>\n\n\n\n

OT bezpe\u010dnost dnes = IT bezpe\u010dnost p\u0159ed 15 let<\/h2>\n\n\n\n

Kdo v IT p\u016fsob\u00ed d\u00e9le, um\u00ed vyhodnotit, \u017ee bezpe\u010dnost v r\u00e1mci IT nebyla v\u017edy prioritou a p\u0159irozenou sou\u010d\u00e1st\u00ed tak, jak je tomu dnes. Sta\u010d\u00ed se pod\u00edvat nap\u0159\u00edklad na pom\u011br \u0161ifrovan\u00e9 webov\u00e9 komunikace. P\u0159ed desetilet\u00edmi tvo\u0159ila 30 procent, dnes u\u017e 90 procent ve\u0161ker\u00e9 webov\u00e9 komunikace.<\/p>\n\n\n\n

Jeliko\u017e OT s\u00edt\u011b byly tradi\u010dn\u011b odd\u011bleny a nepropojovaly se s IT s\u00edt\u011bmi, jejich evoluce sm\u011brem k vy\u0161\u0161\u00ed bezpe\u010dnosti teprve za\u010d\u00edn\u00e1.<\/p>\n\n\n\n

\u00datoky na OT infrastrukturu otev\u00edraj\u00ed mo\u017enosti dalekos\u00e1hlej\u0161\u00edch dopad\u016f na lidstvo v porovn\u00e1n\u00ed s \u00fatoky na IT infrastrukturu<\/a>. V p\u0159\u00edpad\u011b IT jsou toti\u017e dosahy limitov\u00e1ny na digit\u00e1ln\u00ed sv\u011bt a souvis\u00ed hlavn\u011b s ohro\u017een\u00edm dostupnosti, d\u016fv\u011bryhodnosti a integrity informac\u00ed, kter\u00e9 lze v tom lep\u0161\u00edm p\u0159\u00edpad\u011b obnovit ze z\u00e1lohy.<\/p>\n\n\n\n

V p\u0159\u00edpad\u011b OT v\u0161ak otev\u00edr\u00e1me zcela novou epochu, kde se dopady p\u0159\u00edmo dot\u00fdkaj\u00ed fyzick\u00e9ho sv\u011bta, fyzick\u00fdch za\u0159\u00edzen\u00ed s p\u0159\u00edm\u00fdm nebo nep\u0159\u00edm\u00fdm vlivem a\u017e na to nejvz\u00e1cn\u011bj\u0161\u00ed, co \u010dlov\u011bk m\u00e1, a to lidsk\u00fd \u017eivot (ten zat\u00edm ze z\u00e1lohy obnovit nedok\u00e1\u017eeme). P\u0159edstavte si, \u017ee by \u00fato\u010dn\u00edk nap\u0159\u00edklad pozm\u011bnil nastaven\u00ed infuzn\u00ed pumpy pacienta \u010di ochrann\u00e1 rel\u00e9 a transform\u00e1tory v distribu\u010dn\u00ed s\u00edti elektrick\u00e9 energie, atd.<\/p>\n\n\n\n

Propojen\u00ed sv\u011bt\u016f, na kter\u00e9 (ne)jsme p\u0159ipraveni<\/h2>\n\n\n\n

Jednozna\u010dn\u011b m\u016f\u017eeme konstatovat, \u017ee OT vytv\u00e1\u0159\u00ed jakousi br\u00e1nu, propojen\u00ed digit\u00e1ln\u00edho sv\u011bta s t\u00edm skute\u010dn\u00fdm, fyzick\u00fdm. Zjednodu\u0161en\u011b \u0159e\u010deno – chce-li \u00fato\u010dn\u00edk v\u00e1\u017en\u011b znehodnotit nebo znefunk\u010dnit chod tov\u00e1rny, elektr\u00e1rny, nemocnice nebo jin\u00e9 kritick\u00e9 infrastruktury, nemus\u00ed startovat bombard\u00e9ry nebo p\u011bchotu, sta\u010d\u00ed mu skupina zku\u0161en\u00fdch a dob\u0159e financovan\u00fdch hacker\u016f. Proto je na m\u00edst\u011b v\u011bnovat zabezpe\u010den\u00ed OT n\u00e1le\u017eitou pozornost.<\/p>\n\n\n\n

Dokonce ani po \u00fatoku Stuxnet<\/a> nebyla v\u011bt\u0161ina pr\u016fmyslov\u00fdch protokol\u016f upravena tak, aby vyhovovaly po\u017eadavk\u016fm kybernetick\u00e9 bezpe\u010dnosti<\/strong>, a dosud v\u011bt\u0161inou neposkytuj\u00ed \u017e\u00e1dn\u00e9 mechanismy autentizace nebo \u0161ifrov\u00e1n\u00ed. Tato situace je o to nebezpe\u010dn\u011bj\u0161\u00ed, jeliko\u017e OT za\u0159\u00edzen\u00ed, kter\u00e1 pou\u017e\u00edvaj\u00ed tyto protokoly, maj\u00ed mnohem del\u0161\u00ed \u017eivotn\u00ed cyklus ne\u017e IT za\u0159\u00edzen\u00ed.<\/p>\n\n\n\n

Izolovan\u00e9 neznamen\u00e1 chr\u00e1n\u011bn\u00e9<\/h2>\n\n\n\n

\u00da\u010delem IT s\u00edt\u00ed je p\u0159en\u00e1\u0161et velk\u00e9 mno\u017estv\u00ed \u00fadaj\u016f. Jeliko\u017e byly vytvo\u0159eny v otev\u0159en\u00e9m prost\u0159ed\u00ed, je interakce z\u00e1kladem jejich fungov\u00e1n\u00ed, a za desetilet\u00ed rapidn\u00edho r\u016fstu jejich vyu\u017eit\u00ed byly vyvinuty bezpe\u010dn\u00e9 verze jejich protokol\u016f. Naopak pr\u016fmyslov\u00e9 s\u00edt\u011b OT jsou ur\u010deny k p\u0159enosu p\u0159\u00edkaz\u016f k zaji\u0161t\u011bn\u00ed spr\u00e1vn\u00e9ho \u0159\u00edzen\u00ed pr\u016fmyslov\u00fdch proces\u016f. Jeliko\u017e jsou obecn\u011b navr\u017eeny nez\u00e1visle od jednoho \u00faseku ke druh\u00e9mu, pova\u017eovaly se za izolovan\u00e9, a tedy ji\u017e chr\u00e1n\u011bn\u00e9 p\u0159\u00edslu\u0161n\u00fdmi bezpe\u010dnostn\u00edmi politikami tov\u00e1rny. Av\u0161ak v r\u00e1mci konkuren\u010dn\u00edho boje, zv\u00fd\u0161en\u00ed efektivity a p\u0159echodu na Industry 4.0<\/a> jejich propojen\u00ed s \u201evn\u011bj\u0161\u00edm\u201c IT sv\u011btem a internetem nar\u016fst\u00e1. T\u00edm se otev\u00edraj\u00ed nov\u00e9 vektory \u00fatoku zneu\u017eit\u00ed ji\u017e existuj\u00edc\u00edch (a \u010dasto ne\u0159e\u0161en\u00fdch) zranitelnost\u00ed.<\/p>\n\n\n\n

Nejv\u011bt\u0161\u00ed v\u00fdzva konvergence IT a OT s\u00edt\u00ed je nakonec na n\u00e1s, lidech. Jak se mohou informa\u010dn\u00ed a opera\u010dn\u00ed t\u00fdmy nau\u010dit porozum\u011bt si a p\u0159izp\u016fsobit se omezen\u00edm toho druh\u00e9ho? Dialog mezi IT t\u00fdmy s jejich zku\u0161enostmi v oblasti kybernetick\u00e9 bezpe\u010dnosti a OT t\u00fdmy s jejich odborn\u00fdmi dovednostmi v jejich vlastn\u00ed pr\u016fmyslov\u00e9 s\u00edti je skute\u010dn\u00fdm kl\u00ed\u010dem k lep\u0161\u00ed bezpe\u010dnosti celkov\u00e9 infrastruktury.<\/p>\n\n\n\n

Tento \u010dl\u00e1nek byl zve\u0159ejn\u011bn v pravideln\u00e9 p\u0159\u00edloze slovensk\u00fdch Hospod\u00e1\u0159sk\u00fdch novin o kybernetick\u00e9 bezpe\u010dnosti. Sou\u010d\u00e1st\u00ed p\u0159\u00edlohy je tak\u00e9 anketa, ve kter\u00e9 odpov\u00eddaj\u00ed specialist\u00e9 na kybernetickou bezpe\u010dnost v\u010detn\u011b na\u0161eho \u0159editele dohledov\u00e9ho centra kybernetick\u00e9 bezpe\u010dnosti Void SOC<\/a> a IT odborn\u00edka Soitron, Martina Lohnerta.<\/p>\n\n\n\n

<\/div>\n\n\n\n
\n
Odpov\u011bdi specialist\u016f v anket\u011b<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

Pr\u016fmyslov\u00e9 \u0159\u00eddic\u00ed syst\u00e9my a s\u00edt\u011b ozna\u010dovan\u00e9 jako Operational Technology (d\u00e1le jen OT) hraj\u00ed kl\u00ed\u010dovou roli v modern\u00edch pr\u016fmyslov\u00fdch podnic\u00edch, zefektiv\u0148uj\u00ed v\u00fdrobu a poskytuj\u00ed konkuren\u010dn\u00ed v\u00fdhodu. S jejich nar\u016fstaj\u00edc\u00edm v\u00fdznamem stoup\u00e1 i m\u00edra jejich vyu\u017eit\u00ed, provozy se st\u00e1vaj\u00ed na jejich dostupnosti z\u00e1visl\u00e9. Proto je nevyhnuteln\u00e9 zahrnout dnes tyto komponenty i do anal\u00fdzy rizik kybernetick\u00e9 bezpe\u010dnosti firmy. […]<\/p>\n","protected":false},"author":34,"featured_media":47599,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[143],"tags":[],"news_categories":[371],"class_list":["post-51917","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized-cs","news_categories-bezpecnost-cs"],"acf":[],"yoast_head":"\nOT \u2013 (ne)bezpe\u010dn\u00e1 br\u00e1na mezi dv\u011bma sv\u011bty | Soitron<\/title>\n<meta name=\"description\" content=\"\u00datoky na OT infrastrukturu otev\u00edraj\u00ed mo\u017enosti dalekos\u00e1hlej\u0161\u00edch dopad\u016f na lidstvo v porovn\u00e1n\u00ed s \u00fatoky na IT infrastrukturu.\" \/>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta 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