{"id":415,"date":"2020-06-01T19:56:59","date_gmt":"2020-06-01T17:56:59","guid":{"rendered":"https:\/\/it.ldf.mendelu.cz\/?p=415"},"modified":"2022-04-27T14:58:03","modified_gmt":"2022-04-27T12:58:03","slug":"skoleni-bezpecnosti-pro-rok-2020","status":"publish","type":"post","link":"https:\/\/it.ldf.mendelu.cz\/?p=415","title":{"rendered":"\u0160kolen\u00ed bezpe\u010dnosti pro rok 2020"},"content":{"rendered":"\n<p>Proto\u017ee m\u00e1me obdob\u00ed korona viru, ob\u010das se st\u00e1le objevuj\u00ed lok\u00e1ln\u00ed ohniska n\u00e1kazy a hroz\u00ed druh\u00e1 vlna infekce, rozhodli jsme se ud\u011blat \u0161kolen\u00ed t\u00edmto zp\u016fsobem. <br><br>Po p\u0159e\u010dten\u00ed tohoto \u010dl\u00e1nku dostanete ve\u0161ker\u00e9 z\u00e1kladn\u00ed informace o tom, abyste neud\u011blali milionov\u00e9 \u0161kody sv\u00fdm chov\u00e1n\u00edm va\u0161emu zam\u011bstnavateli.<\/p>\n\n\n\n<p>Nikdo v\u0161ak nem\u00e1 r\u00e1d \u0161kolen\u00ed, tak to ud\u011blejme co nejv\u00edce stru\u010dn\u011b. <br>P\u0159edstavme si na chv\u00edli, \u017ee jsem \u00fato\u010dn\u00edk a chci fakultu zni\u010dit. Budu se v\u00e1m sna\u017eit vysv\u011btlit, jak uva\u017euje \u00fato\u010dn\u00edk, abyste se nechytli.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">J\u00e9! Na\u0161el jsem USB Flashku venku na parkovi\u0161ti! <\/h2>\n\n\n\n<p>Super! Pro m\u011b jako\u017eto \u00fato\u010dn\u00edka jste pr\u00e1v\u011b odvedli hromadu pr\u00e1ce s instalac\u00ed krypto viru na va\u0161em pracovi\u0161ti a potenci\u00e1ln\u011b v cel\u00e9 organizaci.<\/p>\n\n\n\n<p><strong>Obrana:<\/strong> Ciz\u00ed nalezenou USB flashku odevzdejte zam\u011bstnanc\u016fm IT odd\u011blen\u00ed k anal\u00fdze.<br>Typ \u00fatoku: Naka\u017een\u00ed infrastruktury a PC zam\u011bstnanc\u016f malwarem \u010di trojsk\u00fdm kon\u011bm.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">J\u00e1 budu chyt\u0159ej\u0161\u00ed a tu flashku si p\u0159edt\u00edm sma\u017eu<\/h2>\n\n\n\n<p>To je mi jako \u00fato\u010dn\u00edkovi jedno. Mohu pou\u017e\u00edt za\u0159\u00edzen\u00ed, kter\u00e9 vypad\u00e1 dokonale k nerozezn\u00e1n\u00ed od USB flash disku, v po\u010d\u00edta\u010di po p\u0159ipojen\u00ed u\u017eivatel sice vid\u00ed usb flash disk, ale pro po\u010d\u00edta\u010d se to chov\u00e1 jako kl\u00e1vesnice a spust\u00edm v\u00e1m po zasunut\u00ed USB flash disku do po\u010d\u00edta\u010de virus, kter\u00fd V\u00e1s p\u0159iprav\u00ed o data, znefunk\u010dn\u00ed v\u00e1m po\u010d\u00edta\u010d a potom po\u010d\u00edta\u010d v\u0161ech lid\u00ed na stejn\u00e9 s\u00edti, tak\u017ee v\u00e1s vy\u0159ad\u00edm ze slu\u017eby. Te\u00b4\u010f v dob\u011b st\u00e1tnic, ide\u00e1ln\u00ed mo\u017enost, jak fakultu vy\u0159adit. A takov\u00e9 okam\u017eiky si \u00fato\u010dn\u00edk m\u016f\u017ee kdykoliv vytipovat. St\u00e1tnice, p\u0159ij\u00edma\u010dky, start nov\u00e9ho semestru, zkou\u0161kov\u00e9&#8230;Kdykoliv. <br><strong>V okam\u017eiku, kdy takovou ciz\u00ed FLASHku str\u010d\u00edt\u011b do po\u010d\u00edta\u010de, jste defakto prohr\u00e1li a \u00fato\u010dn\u00edk vyhr\u00e1l.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pl\u00e1novan\u00e9 propou\u0161t\u011bn\u00ed zam\u011bstnanc\u016f.docx, hmmm tak to se schv\u00e1ln\u011b mus\u00edm pod\u00edvat<\/h2>\n\n\n\n<p>Tak kdo by se nepod\u00edval, \u017ee? \u00dato\u010dn\u00edk se bude sna\u017eit vlo\u017eit na USB flash disk takov\u00e1 data, aby v\u00e1s donutil na cokoliv na USB flash disku kliknout a infikovat v\u00e1m po\u010d\u00edta\u010d sv\u00fdm malwarem. Prohr\u00e1li jste u\u017e t\u00edm, \u017ee jste str\u010dili flash disk do po\u010d\u00edta\u010de, te\u010f prohr\u00e1v\u00e1te podruh\u00e9, spustili jste soubor, kter\u00fd po v\u00e1s \u00fato\u010dn\u00edk cht\u011bl, abyste spustili.<\/p>\n\n\n\n<p><strong>Obrana:<\/strong> Nespou\u0161t\u011bt nic, pokud u\u017e riskujete a zapoj\u00edte si do PC ciz\u00ed USB flash disk.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Na\u0161el jsem flashku, co m\u00e1m tedy d\u011blat?<\/h2>\n\n\n\n<p>Jak\u00e1koliv nalezen\u00e1 USB Flashka, \u010di pam\u011b\u0165ov\u00e1 karta mus\u00ed b\u00fdt po nalezen\u00ed na jak\u00e9mkoliv pracovi\u0161ti odevzdan\u00e1 n\u00e1m do kancel\u00e1\u0159e. <\/p>\n\n\n\n<p><strong>Obrana:<\/strong> M\u00e1me speci\u00e1ln\u00ed po\u010d\u00edta\u010d odpojen\u00fd od s\u00edt\u011b s linuxem, kde jsme schopni zjistit, jestli je USB flash disk pln\u00fd malwaru, \u010di nikoliv. Sou\u010d\u00e1st\u00ed rutiny je proskenov\u00e1n\u00ed USB Flash disku n\u011bkolika antiviry a pakli\u017ee dok\u00e1\u017eeme identifikovat data n\u011bkoho ze zam\u011bstnanc\u016f, \u010di student\u016f, kontaktujeme ho a ov\u011b\u0159\u00edme si, \u017ee USB flash disk nebyl zavirov\u00e1n. Nen\u00ed to \u017e\u00e1dn\u00e1 ostuda n\u011bkde zapomenout flash disk, je ostuda si ten flash disk str\u010dit do po\u010d\u00edta\u010de a nechat si ho zavirovat a s n\u00edm i zbytek s\u00edt\u011b a ohrozit tak data dal\u0161\u00edch u\u017eivatel\u016f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">P\u0159ipojil jsem USB flash disk, do vte\u0159iny se mi vypnul po\u010d\u00edta\u010d a od t\u00e9 doby po\u010d\u00edta\u010d nejde zapnout<\/h2>\n\n\n\n<p>V \u017e\u00e1dn\u00e9m p\u0159\u00edpad\u011b takov\u00fd USB FLASH disk u\u017e nestrkejte do \u017e\u00e1dn\u00e9ho za\u0159\u00edzen\u00ed, ani do auta, ani do po\u010d\u00edta\u010de, ani do notebooku, nikam do \u017e\u00e1dn\u00e9ho USB portu. USB disk vlo\u017ete do ob\u00e1lky s n\u00e1pisem USB KILLER a p\u0159edejte ho pros\u00edm n\u00e1m do schr\u00e1nky nebo osobn\u011b do rukou v ob\u00e1lce. Jedn\u00e1 se sice o klukovinu, kter\u00e1 v\u0161ak po zasunut\u00ed do po\u010d\u00edta\u010de po\u0161le a\u017e 240 Voltov\u00fd impuls do po\u010d\u00edta\u010de, \u010d\u00edm\u017e ho nav\u017edy zni\u010d\u00ed.<\/p>\n\n\n\n<p><strong>Obrana:<\/strong> Nezapojujte do po\u010d\u00edta\u010de USB flash disky, o kter\u00fdch nejste 100% p\u0159esv\u011bd\u010deni, \u017ee jsou va\u0161e. <\/p>\n\n\n\n<h2 class=\"wp-block-heading\">N\u011bkdo mi volal a cht\u011bl po m\u011b heslo do UISu<\/h2>\n\n\n\n<p><strong>NIKDY NIKOMU NED\u00c1VEJTE HESLO A\u0164 U\u017d JDE O COKOLIV.<\/strong> P\u00e1nov\u00e9, kdy\u017e man\u017eelce odevzd\u00e1te kreditku a PIN, je v\u00e1m asi jasn\u00e9, \u017ee p\u00e1ch\u00e1te ekonomickou sebevra\u017edu. Ned\u011blejte tut\u00e9\u017e sebevra\u017edu t\u00edm, \u017ee byste n\u011bkomu dobrovoln\u011b (ani i\u0165\u00e1k\u016fm) dali n\u011bjak\u00e9 heslo. Existuj\u00ed spole\u010dnosti, kter\u00e9 maj\u00ed telefonn\u00ed \u00fast\u0159ednu a p\u0159es ni \u00fato\u010dn\u00edk m\u016f\u017ee volat nap\u0159. ze \u0160v\u00fdcarska a v\u00e1m se na telefonu zobraz\u00ed, \u017ee v\u00e1m vol\u00e1 mendel\u00e1ck\u00e9 \u010d\u00edslo. <\/p>\n\n\n\n<p><strong>Obrana:<\/strong> Zavolat na mendel\u00e1ck\u00e9 \u010d\u00edslo zp\u00e1tky, vyl\u00ed\u010dit mu situaci a ov\u011b\u0159it si, jestli je to opravdu tak. Proto\u017ee \u00fato\u010dn\u00edk m\u00e1 ve skute\u010dnosti \u0161v\u00fdcarsk\u00e9 \u010di italsk\u00e9 \u010d\u00edslo, jen se v\u00e1m na displeji zobrazovalo mendel\u00e1ck\u00e9, ale kdy\u017e zavol\u00e1te zp\u011bt na to mendel\u00e1ck\u00e9, tak se \u00fato\u010dn\u00edkovi nedovol\u00e1te, ale dovol\u00e1te se skute\u010dn\u00e9mu zam\u011bstnanci univerzity.<\/p>\n\n\n\n<p><strong>Typ \u00fatoku:<\/strong> Soci\u00e1ln\u00ed in\u017een\u00fdrstv\u00ed za \u00fa\u010delem dobrovoln\u00e9ho vyl\u00e1k\u00e1n\u00ed osobn\u00edch \u00fadaj\u016f \u010di hesel za \u00fa\u010delem \u00fatoku na s\u00ed\u0165.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">P\u0159i\u0161el mi email, \u017ee mi kon\u010d\u00ed \u00fa\u010det a \u017ee m\u00e1m zadat moje p\u0159ihla\u0161ovac\u00ed \u00fadaje<\/h2>\n\n\n\n<p>A vy si email p\u0159e\u010dtete, \u00fato\u010dn\u00edkovi dobrovoln\u011b zad\u00e1te svoje p\u0159ihla\u0161ovac\u00ed \u00fadaje a je\u0161t\u011b si budete myslet, \u017ee jste si zachr\u00e1nili &#8222;kon\u010d\u00edc\u00ed \u00fa\u010det&#8220;. <\/p>\n\n\n\n<p><strong>obrana:<\/strong> Pokud se v\u00e1m to zd\u00e1 podez\u0159el\u00e9, zeptejte se koleg\u016f na va\u0161em pracovi\u0161ti, nebo n\u00e1m email p\u0159epo\u0161lete, r\u00e1di v\u00e1m porad\u00edme, \u010di odpov\u00edme na va\u0161e dotazy. <\/p>\n\n\n\n<p><strong>Typ \u00fatoku:<\/strong> soci\u00e1ln\u00ed in\u017een\u00fdrstv\u00ed. Kdy\u017e po\u0161lete email 4000 u\u017eivatel\u016fm, statisticky minim\u00e1ln\u011b 40 z nich v\u00e1m ode\u0161le jejich p\u0159ihla\u0161ovac\u00ed \u00fadaje zcela dobrovoln\u011b bez my\u0161len\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Poka\u017ed\u00e9 kdy\u017e se vzd\u00e1l\u00edte od po\u010d\u00edta\u010de, ODHLASTE SE, nebo uzamkn\u011bte po\u010d\u00edta\u010d<\/h2>\n\n\n\n<p>Pokud pracujete v nezam\u010den\u00e9 kancel\u00e1\u0159i, kam m\u016f\u017ee kdokoliv vej\u00edt, kdy\u017e se vzd\u00e1l\u00edte nap\u0159. na toaletu nebo na ob\u011bd, v\u017edy m\u011bjte p\u0159i odch\u00e1zen\u00ed od po\u010d\u00edta\u010de po\u010d\u00edta\u010d odhl\u00e1\u0161en\u00ed nebo zam\u010den\u00fd, aby u\u017eivatel musel znovu zadat sv\u00e9 heslo. Kdybych se vyd\u00e1val za \u00fato\u010dn\u00edka a cht\u011bl z\u00edskat p\u0159\u00edstup do \u0161koln\u00ed s\u00edt\u011b a za\u010d\u00edt \u00fato\u010dit, nejsnadn\u011bj\u0161\u00ed bude obej\u00edt bezpe\u010dnost neodhl\u00e1\u0161en\u00fdm po\u010d\u00edta\u010dem a odtud \u00fatok zah\u00e1jit. Pokud s kolegem budu proch\u00e1zet po fakult\u011b a uvid\u00edm neodhl\u00e1\u0161en\u00fd nebo zam\u010den\u00fd po\u010d\u00edta\u010d, p\u0159evr\u00e1t\u00edm v\u00e1m obraz vzh\u016fru nohama, nebo ud\u011bl\u00e1m jinou klukovinu, abyste si na to p\u0159\u00ed\u0161t\u011b dali pozor. Ned\u011bl\u00e1m to proto, \u017ee by m\u011b to bavilo, d\u011bl\u00e1m to proto, abych v\u00e1s nau\u010dil neztr\u00e1cet ostra\u017eitost a d\u016fle\u017eit\u00e9 procesy si zautomatizovat a nep\u0159em\u00fd\u0161let nad t\u00edm, jako kdy\u017e zamyk\u00e1te auto, kryjete si prsty rukou p\u0159i zad\u00e1v\u00e1n\u00ed PINu v bankomatu, nebo kdy\u017e odemyk\u00e1te na 2 z\u00e1pady dve\u0159e od va\u0161eho bydli\u0161t\u011b.<\/p>\n\n\n\n<p><strong>Obrana:<\/strong> zamykejte si po\u010d\u00edta\u010d a odhla\u0161ujte se v\u0161ude, kde se kdy p\u0159ihl\u00e1s\u00edte. Pokud se p\u0159ihla\u0161ujete v prohl\u00ed\u017ee\u010di, odhla\u0161ujte se i v n\u011bm, a\u0165 \u00fato\u010dn\u00edk nez\u00edsk\u00e1 p\u0159\u00edstup do va\u0161eho emailu. V tu ranu se \u00fato\u010dn\u00edkem m\u016f\u017ee st\u00e1t klidn\u011b i zv\u011bdav\u00fd student \u010di kolega.<\/p>\n\n\n\n<p><strong>Typ \u00fatoku:<\/strong> Infikace malwarem, zavirov\u00e1n\u00ed s\u00edt\u011b, instalace odposlechu, odchyt\u00e1v\u00e1n\u00ed stisk\u016f kl\u00e1ves. <\/p>\n\n\n\n<h2 class=\"wp-block-heading\">P\u0159i\u0161el instal\u00e1ter a \u017ee pr\u00fd mu m\u00e1me zp\u0159\u00edstupnit kancel\u00e1\u0159 a nechat kl\u00ed\u010de<\/h2>\n\n\n\n<p>Ne\u017e tak u\u010din\u00edte, tak osob\u011b \u0159ekn\u011bte, a\u0165 chv\u00edli po\u010dk\u00e1, \u017ee to pot\u0159ebujete dle vnit\u0159n\u00edch sm\u011brnic ov\u011b\u0159it dle standardn\u00edho postupu.<br>Okam\u017eit\u011b volejte tajemn\u00edkovi, nebo vedouc\u00edmu \u00fastavu a ov\u011b\u0159te si, \u017ee je n\u011bkdo takov\u00fd objednan\u00fd a \u017ee se m\u00e1 v tuto dobu nach\u00e1zet na pracovi\u0161ti, co je to za firmu a co m\u00e1 na va\u0161em pracovi\u0161ti prov\u00e1d\u011bt. Jako\u017eto zam\u011bstnanec va\u0161eho pracovi\u0161t\u011b m\u00e1te n\u00e1rok na transparentn\u00ed p\u0159\u00edstup k informac\u00edm. Pokud se jedn\u00e1 o zam\u011bstnance univerzity, kter\u00e9ho osobn\u011b nezn\u00e1te, ov\u011b\u0159te si, \u017ee v\u00e1m uk\u00e1\u017ee NEfale\u0161nou kartu, dohledejte si ho v UISu a v p\u0159\u00edpad\u011b pochybnost\u00ed zavolejte jeho nad\u0159\u00edzen\u00e9m.<\/p>\n\n\n\n<p>Pokud tajemn\u00edk, nebo vedouc\u00ed \u00fastavu o tom dop\u0159edu neinformoval sv\u00e9 zam\u011bstnance m\u00e1 b\u00fdt bit\u00fd des\u00edtkami telefon\u00e1t\u016f a ov\u011b\u0159ov\u00e1n\u00edm zam\u011bstnanc\u016f, jestli je to v po\u0159\u00e1dku, na\u010de\u017e si p\u0159\u00ed\u0161t\u011b oba daj\u00ed pozor a takov\u00e9 z\u00e1sahy budou hl\u00e1sit dop\u0159edu.<\/p>\n\n\n\n<p><strong>Typ \u00fatoku:<\/strong> Duplikace kl\u00ed\u010d\u016f, infiltrace malwarem, instalace odposlech\u016f, instalace za\u0159\u00edzen\u00ed, kter\u00e9 p\u0159es GSM sign\u00e1l pos\u00edl\u00e1 data jak\u00e9hokoliv typu (pohyb osob na pracovi\u0161ti, teploty, sv\u00edt\u00ed se\/zhasnuto, audio, video) atd&#8230; <\/p>\n\n\n\n<h2 class=\"wp-block-heading\">N\u011bkdo po m\u011b chce n\u011bco nadiktovat po telefonu, co jsou d\u016fle\u017eit\u00e9 \u00fadaje<\/h2>\n\n\n\n<p>Vy\u0159i\u00b4dte mu, a\u0165 se zastav\u00ed osobn\u011b, \u0159ekn\u011bte mu va\u0161i pracovn\u00ed dobu\/\u00fa\u0159edn\u00ed hodiny a pak a\u0165 se prok\u00e1\u017ee zam\u011bstnaneckou kartou, dohledejte si u\u017eivatele v UISu, \u017ee to je fakt v po\u0159\u00e1dku. Pokud tvrd\u00ed, \u017ee ho poslal nad\u0159\u00edzen\u00fd, zavolejte mu a ov\u011b\u0159te si, \u017ee to skute\u010dn\u011b cht\u011bl, proto\u017ee budete p\u0159ed\u00e1vat d\u016fle\u017eit\u00e9 informace, nebo data, tak a\u00b4t o tom jako nad\u0159\u00edzen\u00fd v\u00ed, \u017ee se pr\u00e1v\u011b chyst\u00e1te data p\u0159edat.<\/p>\n\n\n\n<p><strong>Typ \u00fatoku:<\/strong> soci\u00e1ln\u00ed in\u017een\u00fdrstv\u00ed<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">U\u017eivatel s v\u00e1mi sd\u00edl\u00ed soubor a poslal v\u00e1m i heslo k otev\u0159en\u00ed arch\u00edvu<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"551\" height=\"134\" src=\"https:\/\/it.ldf.mendelu.cz\/wp-content\/uploads\/2020\/06\/zde_je_vas_Soubor.png\" alt=\"\" class=\"wp-image-427\" srcset=\"https:\/\/it.ldf.mendelu.cz\/wp-content\/uploads\/2020\/06\/zde_je_vas_Soubor.png 551w, https:\/\/it.ldf.mendelu.cz\/wp-content\/uploads\/2020\/06\/zde_je_vas_Soubor-300x73.png 300w\" sizes=\"auto, (max-width: 551px) 100vw, 551px\" \/><figcaption>Fotka obrazovky ze skute\u010dn\u00e9ho p\u0159ikladu se zakryt\u00fdm jm\u00e9nem u\u017eivatele a odkazem.<\/figcaption><\/figure>\n\n\n\n<p>Franta, kter\u00e9ho dob\u0159e zn\u00e1te, v\u00e1m poslal email v angli\u010dtin\u011b a sd\u00edl\u00ed s v\u00e1mi n\u011bjak\u00fd soubor. Dokonce v\u00e1m arch\u00edv zahesloval a v \u0159\u00e1dku pod odkazem ke sta\u017een\u00ed vlo\u017eil heslo. <\/p>\n\n\n\n<p><strong>Typ \u00fatoku:<\/strong> Soci\u00e1ln\u00ed in\u017een\u00fdrstv\u00ed. \u00dato\u010dn\u00edk se vyd\u00e1v\u00e1, \u017ee je n\u011bkdo, koho zn\u00e1te, aby v\u00e1m poslal n\u011bco, co byste jinak nikdy nest\u00e1hli a neotev\u0159eli.<\/p>\n\n\n\n<p>Obrana: Ne\u017e na n\u011bco kliknete, zavolejte Frantovi, \u017ee jestli to byl skute\u010dn\u011b on, kdo v\u00e1m poslal email sd\u00edlej\u00edc\u00ed soubor. Franta v\u00e1m tou dobou u\u017e patrn\u011b bude \u0159\u00edkat, a\u0165 na nic neklik\u00e1te, \u017ee tento email se odeslal v\u0161em jeho kontakt\u016fm, proto\u017ee m\u00e1 u\u017e d\u00e1vno zavirovan\u00fd po\u010d\u00edta\u010d. Pokud jste p\u0159\u00edlohu st\u00e1hli, okam\u017eit\u011b ji sma\u017ete. Pokud jste p\u0159\u00edlohu st\u00e1hnuli a spustili, u\u017e je pozd\u011b, m\u00e1te zavirovan\u00fd po\u010d\u00edta\u010d. Neklikejte na emaily od lid\u00ed, kter\u00e9 zn\u00e1te, pokud jste spolu nem\u011bli domluveno, \u017ee si spolu n\u011bco po\u0161lete. Je blbost, aby v\u00e1m poslal n\u011bkdo ze zn\u00e1m\u00fdch n\u011bco, o \u010dem jste se p\u0159edt\u00edm nebavili a sou\u010dasn\u011b by byla n\u00e1hoda, aby v\u00e1m p\u0159i\u0161el email, ve kter\u00e9m v\u00e1m n\u011bkdo sd\u00edl\u00ed soubory z nepracovn\u00ed emailov\u00e9 schr\u00e1nky, pou\u017eil p\u0159itom angli\u010dtinu bez rozlou\u010den\u00ed \u010di \u010desk\u00e9ho pozdravu a nevyu\u017eil \u00falo\u017ei\u0161t\u011b Onedrive o kapacit\u011b 1000 GB, kter\u00e9 m\u00e1 ka\u017ed\u00fd zam\u011bstnanec v z\u00e1jmu o365 zdarma pro sebe.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pot\u0159ebuji program na konverzi videa nebo n\u011bjakou PC hru, ale zdarma<\/h2>\n\n\n\n<p>Prvn\u00ed \u010d\u00edm poru\u0161ujete pracovn\u00ed smlouvu je instalace nepovolen\u00e9ho softwaru. Ofici\u00e1ln\u011b plat\u00ed &#8211; v\u0161e co nen\u00ed v\u00fdslovn\u011b povoleno, je zak\u00e1z\u00e1no.<br>Druh\u00e9, \u010d\u00edm poru\u0161ujete pracovn\u00ed smlouvu je poru\u0161en\u00ed pracovn\u00ed mor\u00e1lky t\u00edm, \u017ee si v pracovn\u00ed dob\u011b konvertujete video, kter\u00e9 pokud nesouvis\u00ed s prac\u00ed, m\u00e1te ho d\u011blat mimo pracovn\u00ed dobu a na sv\u00e9m soukrom\u00e9m po\u010d\u00edta\u010di, nikoliv pracovn\u00edm. <br>A to t\u0159et\u00ed \u010d\u00edm poru\u0161ujete pracovn\u00ed smlouvu je, \u017ee jste si s ur\u010ditou pravd\u011bpodobnost\u00ed pr\u00e1v\u011b nainstalovali trojsk\u00fd k\u016f\u0148, neboli trojan. Tedy program, kter\u00fd n\u011bco d\u011bl\u00e1, mo\u017en\u00e1 dokonce d\u011bl\u00e1 co m\u00e1, program v\u00e1s nutil deaktivovat antivirus a nyn\u00ed mo\u017en\u00e1 ani nev\u00edte, \u017ee m\u00e1te zavirovan\u00fd po\u010d\u00edta\u010d a \u00fato\u010dn\u00edk p\u0159es v\u00e1\u0161 po\u010d\u00edta\u010d m\u016f\u017ee d\u0159\u00edve \u010di pozd\u011bji \u0161\u00ed\u0159it dal\u0161\u00ed n\u00e1kazu na dal\u0161\u00ed po\u010d\u00edta\u010de, \u010di vytv\u00e1\u0159et dal\u0161\u00ed \u00fatoky na opa\u010dnou stranu zem\u011bkoule. <\/p>\n\n\n\n<p><strong>obrana:<\/strong> Na sv\u016fj po\u010d\u00edta\u010d v osobn\u00edm vlastnictv\u00ed si m\u016f\u017eete instalovat co chcete. Na slu\u017eebn\u00ed po\u010d\u00edta\u010d NIKDY neinstalujte nic nav\u00edc, co nesouvis\u00ed s va\u0161\u00ed prac\u00ed. <\/p>\n\n\n\n<p><strong>Typ \u00fatoku:<\/strong> Trojan\/Trojsk\u00fd k\u016f\u0148.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Otestujte si svoje znalosti v n\u00e1sleduj\u00edc\u00edm kv\u00edzu<\/h2>\n\n\n\n<p><a href=\"https:\/\/forms.gle\/bMZ1SEUVutBbJep9A\">https:\/\/forms.gle\/bMZ1SEUVutBbJep9A<\/a><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Proto\u017ee m\u00e1me obdob\u00ed korona viru, ob\u010das se st\u00e1le objevuj\u00ed lok\u00e1ln\u00ed ohniska n\u00e1kazy a hroz\u00ed druh\u00e1 vlna infekce, rozhodli jsme se ud\u011blat \u0161kolen\u00ed t\u00edmto zp\u016fsobem. Po p\u0159e\u010dten\u00ed tohoto \u010dl\u00e1nku dostanete ve\u0161ker\u00e9 z\u00e1kladn\u00ed informace o tom, abyste neud\u011blali milionov\u00e9 \u0161kody sv\u00fdm chov\u00e1n\u00edm va\u0161emu zam\u011bstnavateli. Nikdo v\u0161ak nem\u00e1 r\u00e1d \u0161kolen\u00ed, tak to ud\u011blejme co nejv\u00edce stru\u010dn\u011b. P\u0159edstavme si &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/it.ldf.mendelu.cz\/?p=415\" class=\"more-link\">Pokra\u010dovat ve \u010dten\u00ed<span class=\"screen-reader-text\"> &#8222;\u0160kolen\u00ed bezpe\u010dnosti pro rok 2020&#8220;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[7,8],"tags":[],"class_list":["post-415","post","type-post","status-publish","format-standard","hentry","category-upozorneni-na-hrozby","category-online-vyuka"],"_links":{"self":[{"href":"https:\/\/it.ldf.mendelu.cz\/index.php?rest_route=\/wp\/v2\/posts\/415","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/it.ldf.mendelu.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/it.ldf.mendelu.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/it.ldf.mendelu.cz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/it.ldf.mendelu.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=415"}],"version-history":[{"count":13,"href":"https:\/\/it.ldf.mendelu.cz\/index.php?rest_route=\/wp\/v2\/posts\/415\/revisions"}],"predecessor-version":[{"id":546,"href":"https:\/\/it.ldf.mendelu.cz\/index.php?rest_route=\/wp\/v2\/posts\/415\/revisions\/546"}],"wp:attachment":[{"href":"https:\/\/it.ldf.mendelu.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=415"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/it.ldf.mendelu.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=415"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/it.ldf.mendelu.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=415"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}