{"id":90406,"date":"2020-08-01T01:41:57","date_gmt":"2020-07-31T23:41:57","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/chto-takoe-dns-tunnelirovanie-instrukcziya-po-obnaruzheniyu"},"modified":"2020-08-01T01:41:57","modified_gmt":"2020-07-31T23:41:57","slug":"chto-takoe-dns-tunnelirovanie-instrukcziya-po-obnaruzheniyu","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/administrirovanie\/chto-takoe-dns-tunnelirovanie-instrukcziya-po-obnaruzheniyu","title":{"rendered":"Mis on DNS-tunnelimine? Juhend avastamiseks","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Mis on DNS-tunnelimine? Juhend avastamiseks\" src=\"\/wp-content\/uploads\/2020\/07\/f2bfcb839356ceed6ff0c8d47cec3497.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nDNS-tunnelimine muudab domeeninime s\u00fcsteemi h\u00e4kkerite relvaks. DNS on sisuliselt hiiglaslik interneti telefoniraamat. Lisaks on DNS p\u00f5hiprotokoll, mis v\u00f5imaldab administreerijatel teha p\u00e4ringuid DNS-serveri andmebaasi. Siiani tundub k\u00f5ik arusaadav. Kuid kavalad h\u00e4kkerid m\u00f5istsid, et saab varjata suhtlemist ohvri arvutiga, sisestades juhtimis k\u00e4ske ja andmeid DNS-protokolli. See idee seisab DNS-tunnelimise aluseks.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h2> Kuidas DNS-tunnelimine t\u00f6\u00f6tab<\/h2>\n<p>\n<img decoding=\"async\" alt=\"Mis on DNS-tunnelimine? Juhend avastamiseks\" src=\"\/wp-content\/uploads\/2020\/07\/f19bf65f1c0eba1326b5eaa4363b7c94.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nIgal asjal internetis on oma eraldi protokoll. DNS toetab suhteliselt lihtsat <noindex><a rel=\"nofollow\" href=\"https:\/\/www.verisign.com\/en_US\/website-presence\/online\/how-dns-works\/index.xhtml\">protokoll <\/a><\/noindex>p\u00e4ring-vastus t\u00fc\u00fcpi. Kui soovite n\u00e4ha, kuidas see t\u00f6\u00f6tab, saate k\u00e4ivitada nslookup - p\u00f5hivahendi DNS-p\u00e4ringute tegemiseks. Saate k\u00fcsida aadressi, lihtsalt tippides huvipakkuva domeeninime, n\u00e4iteks:<\/p>\n<p><img decoding=\"async\" alt=\"Mis on DNS-tunnelimine? Juhend avastamiseks\" src=\"\/wp-content\/uploads\/2020\/07\/0125acad0c2431eccbc0ea21b9b854fe.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nMeie juhul vastas protokoll IP-aadressiga domeenile. DNS-protokolli m\u00f5istes tegin ma aadressip\u00e4ringu v\u00f5i nn \"A\"-t\u00fc\u00fcbi p\u00e4ringu. Samuti on olemas teisi p\u00e4ringute t\u00fc\u00fcpe, kui DNS-protokoll vastab erineva andmekogumi v\u00e4ljadega, mida, nagu me hiljem n\u00e4eme, saavad kasutada h\u00e4kkerid.<\/p>\n<p>Igatahes tegeleb DNS-protokoll sisuliselt p\u00e4ringu edastamisega serverile ja vastuse edastamisega kliendile. Aga mis juhtub, kui kurjategija lisab peidetud s\u00f5numi domeeninime p\u00e4ringusse? N\u00e4iteks, selle asemel et sisestada t\u00e4iesti legitiimne URL, sisestab ta andmed, mida soovib edastada:<\/p>\n<p><img decoding=\"async\" alt=\"Mis on DNS-tunnelimine? Juhend avastamiseks\" src=\"\/wp-content\/uploads\/2020\/07\/676fc6d7878912b590e315b1664565ce.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nOletame, et kurjategija haldab DNS-serverit. Siis v\u00f5ib ta edastada andmeid - n\u00e4iteks isikuandmeid - ja teda ei pruugi avastada. L\u00f5ppude l\u00f5puks, mis v\u00f5iks muuta DNS-p\u00e4ringu millegi ebaseaduslikuks? <\/p>\n<p>Serverit juhtides saavad h\u00e4kkerid petta vastuseid ja saata andmeid tagasi sihts\u00fcsteemi. See v\u00f5imaldab neil edastada s\u00f5numeid, mis on peidetud erinevates DNS-vastuse v\u00e4ljade andmetes, pahavarasse nakatunud masinas, selliste juhistega nagu otsing teatud kaustas.<\/p>\n<p>Selle r\u00fcnnaku \"tunneldav\" osa seisneb <noindex><a rel=\"nofollow\" href=\"https:\/\/www.varonis.com\/blog\/powershell-obfuscation-stealth-through-confusion-part-i\/\">andmete <\/a><\/noindex> ja k\u00e4skude peitmises j\u00e4lgimise s\u00fcsteemide eest. H\u00e4kkerid v\u00f5ivad kasutada base32, base64 jne s\u00fcmbolij\u00e4rgsete kombinatsioonide komplekte v\u00f5i isegi andmeid \u0161ifreerida. Selline kodeering j\u00e4\u00e4b m\u00e4rkamatuks lihtsate ohu avastamise utiliitide kaudu, mis otsivad avatud tekstist.<\/p>\n<p>Ja see on DNS-tunnelimine!<\/p>\n<h2> DNS-tunnelimise r\u00fcnnakute ajalugu<\/h2>\n<p>\nK\u00f5igel on algus, sealhulgas m\u00f5ttel DNS-protokolli kaaperdamisest h\u00e4kkerite eesm\u00e4rkidel. Kui palju me teame, siis esimene <noindex><a rel=\"nofollow\" href=\"https:\/\/groups.google.com\/forum\/#!msg\/muc.lists.bugtraq\/Myj1gKWzCAY\/QI6BrCtG7cgJ\">arutelu <\/a><\/noindex>sellest r\u00fcnnakust toimus Oskar Pearsani (Oskar Pearson) poolt Bugtraq'i meililistis aprillis 1998.<\/p>\n<p>Aastaks 2004 olid DNS-tunnelimine esitatud Black Hat'il kui h\u00e4kkerite meetod Dan Kaminsky esitlusel. Seega kasvas idee v\u00e4ga kiiresti t\u00f5eliseks r\u00fcnnaku t\u00f6\u00f6riistaks.<\/p>\n<p>T\u00e4nap\u00e4eva seisuga on DNS-tunnelimine kindel kohal <noindex><a rel=\"nofollow\" href=\"https:\/\/www.securityweek.com\/iranian-hackers-heavily-reliant-dns-tunneling\">potentsiaalsete ohtude <\/a><\/noindex>(ja infoturbe blogijad k\u00fcsivad sageli, et seda selgitada).<\/p>\n<p>Kas olete kuulnud <noindex><a rel=\"nofollow\" href=\"https:\/\/blog.talosintelligence.com\/2019\/04\/seaturtle.html\">Sea Turtle <\/a><\/noindex>? \u042d\u0442\u043e \u0434\u0435\u0439\u0441\u0442\u0432\u0443\u044e\u0449\u0430\u044f \u043a\u0430\u043c\u043f\u0430\u043d\u0438\u044f \u043a\u0438\u0431\u0435\u0440\u043f\u0440\u0435\u0441\u0442\u0443\u043f\u043d\u044b\u0445 \u0433\u0440\u0443\u043f\u043f\u0438\u0440\u043e\u0432\u043e\u043a \u2014 \u0441\u043a\u043e\u0440\u0435\u0435 \u0432\u0441\u0435\u0433\u043e, \u0441\u043f\u043e\u043d\u0441\u0438\u0440\u0443\u0435\u043c\u0430\u044f \u0433\u043e\u0441\u0443\u0434\u0430\u0440\u0441\u0442\u0432\u043e\u043c, \u2014 \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u043d\u0430\u044f \u043d\u0430 \u0437\u0430\u0445\u0432\u0430\u0442 \u043b\u0435\u0433\u0438\u0442\u0438\u043c\u043d\u044b\u0445 DNS-\u0441\u0435\u0440\u0432\u0435\u0440\u043e\u0432 \u0441 \u0446\u0435\u043b\u044c\u044e \u043f\u0435\u0440\u0435\u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f DNS-\u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432 \u043d\u0430 \u0441\u043e\u0431\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0435 \u0441\u0435\u0440\u0432\u0435\u0440\u0430. \u042d\u0442\u043e \u043e\u0437\u043d\u0430\u0447\u0430\u0435\u0442, \u0447\u0442\u043e \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0431\u0443\u0434\u0443\u0442 \u043f\u043e\u043b\u0443\u0447\u0430\u0442\u044c \u00ab\u043f\u043b\u043e\u0445\u0438\u0435\u00bb IP-\u0430\u0434\u0440\u0435\u0441\u0430, \u0443\u043a\u0430\u0437\u044b\u0432\u0430\u044e\u0449\u0438\u0435 \u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u043b\u044c\u043d\u044b\u0435 \u0432\u0435\u0431-\u0441\u0442\u0440\u0430\u043d\u0438\u0446\u044b \u043f\u043e\u0434 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435\u043c \u0445\u0430\u043a\u0435\u0440\u043e\u0432, \u2014 \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, Google \u0438\u043b\u0438 FedEx. \u041f\u0440\u0438 \u044d\u0442\u043e\u043c \u0437\u043b\u043e\u0443\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a\u0438 \u0441\u043c\u043e\u0433\u0443\u0442 \u0437\u0430\u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0443\u0447\u0451\u0442\u043d\u044b\u0435 \u0437\u0430\u043f\u0438\u0441\u0438 \u0438 \u043f\u0430\u0440\u043e\u043b\u0438 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0442\u0435 \u043d\u0435\u043e\u0441\u043e\u0437\u043d\u0430\u043d\u043d\u043e \u0432\u0432\u0435\u0434\u0443\u0442 \u0438\u0445 \u043d\u0430 \u0442\u0430\u043a\u0438\u0445 \u043f\u043e\u0434\u0434\u0435\u043b\u044c\u043d\u044b\u0445 \u0441\u0430\u0439\u0442\u0430\u0445. \u042d\u0442\u043e \u043d\u0435 DNS-\u0442\u0443\u043d\u043d\u0435\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435, \u043d\u043e \u043f\u0440\u043e\u0441\u0442\u043e \u0435\u0449\u0451 \u043e\u0434\u043d\u043e \u0441\u043a\u0432\u0435\u0440\u043d\u043e\u0435 \u043f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u0435 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f DNS-\u0441\u0435\u0440\u0432\u0435\u0440\u043e\u0432 \u0445\u0430\u043a\u0435\u0440\u0430\u043c\u0438.<\/p>\n<h2> DNS-tunnelimise ohud<\/h2>\n<p>\n<img decoding=\"async\" alt=\"Mis on DNS-tunnelimine? Juhend avastamiseks\" src=\"\/wp-content\/uploads\/2020\/07\/368dcf4cbd442f994cb3385788f0bbd2.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nDNS-tunnelimine on nagu indikaator halbade uudiste algusest. Millistest t\u00e4pselt? Oleme juba r\u00e4\u00e4kinud mitmest, kuid laske meil need struktureerida:<\/p>\n<ul>\n<li><strong>Andmete v\u00e4ljaviimine (eksfiltreeerimine)<\/strong> \u2013 h\u00e4kker edastab varjatult kriitilisi andmeid DNS-i kaudu. See pole kindlasti k\u00f5ige t\u00f5husam viis teabe edastamiseks ohvri arvutist \u2013 arvestades k\u00f5iki kulusid ja kodeeringuid \u2013 kuid see t\u00f6\u00f6tab ja samal ajal \u2013 varjatult!<\/li>\n<li><strong>Juhtimine ja kontroll (Command and Control, l\u00fchendatult C2)<\/strong> \u2013 h\u00e4kkerid kasutavad DNS-protokolli lihtsate juhtimisprogrammide saatmiseks, n\u00e4iteks l\u00e4bi <noindex><a rel=\"nofollow\" href=\"https:\/\/www.varonis.com\/blog\/koadic-lol-malware-meets-python-based-command-and-control-c2-server-part-i\/\">kaugjuhtimistrojani <\/a><\/noindex>(Remote Access Trojan, l\u00fchendatult RAT).<\/li>\n<li><strong>IP-over-DNS tunneldamine <\/strong>\u2013 see v\u00f5ib k\u00f5lada hullumeelselt, kuid olemas on utiliidid, mis rakendavad IP-steki DNS-protokolli p\u00e4ringute ja vastuste kaudu. See muudab andmete edastamise FTP, Netcat, ssh jne. suhteliselt lihtsaks. \u00dclimalt kurjusekste!<\/li>\n<\/ul>\n<p><\/p>\n<h2>DNS-tunnelimise tuvastamine<\/h2>\n<p>\n<img decoding=\"async\" alt=\"Mis on DNS-tunnelimine? Juhend avastamiseks\" src=\"\/wp-content\/uploads\/2020\/07\/8e182ef5a3d5be38b27f79317008ca0f.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nOn kaks peamist meetodit DNS-i kuritarvitamise avastamiseks: koormuse anal\u00fc\u00fcs ja liikluse anal\u00fc\u00fcs.<\/p>\n<p>Kaugjuhtimisega <strong>koormuse anal\u00fc\u00fcs <\/strong> kaitsepoole otsib anomaaliaid andmetes, mis edastatakse m\u00f5lemat pidi, mida saab avastada statistiliste meetodite abil: kummaliselt n\u00e4ivad hostinimed, DNS-kirje t\u00fc\u00fcp, mida ei kasutata nii sageli, v\u00f5i ebastandardsed kodeeringud.<\/p>\n<p>Kaugjuhtimisega <strong>liikluse anal\u00fc\u00fcs <\/strong>Hinnatakse DNS-p\u00e4ringute arvu iga domeeni kohta v\u00f5rreldes keskmise tasemega. Kurjategijad, kes kasutavad DNS-tunnelit, genereerivad serverisse suure hulga liiklust. Teoorias \u00fcletab see oluliselt tavalist DNS-s\u00f5numite vahetust. Ja seda on vaja j\u00e4lgida! <\/p>\n<h3>DNS-tunnelimise utiliidid<\/h3>\n<p>\nKui soovite l\u00e4bi viia oma pentesti ja kontrollida, kui h\u00e4sti suudab teie ettev\u00f5te sellist tegevust tuvastada ja reageerida, on selleks mitmeid utiliite. K\u00f5ik need oskavad tunnelida re\u017eiimis <em>IP-Over-DNS<\/em>:<\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/code.kryo.se\/iodine\/\">Iodine <\/a><\/noindex>\u2013 saadaval paljudel platvormidel (Linux, Mac OS, FreeBSD ja Windows). Lubab luua SSH-kesta sihivaatamise ja juhtimise arvuti vahel. Siin on \u00fcsna hea <noindex><a rel=\"nofollow\" href=\"https:\/\/calebmadrigal.com\/dns-tunneling-with-iodine\/\">juhendi <\/a><\/noindex>Iodine'i seadistamise ja kasutamise juhend.<\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/dankaminsky.com\/?s=ozymandns\">OzymanDNS<\/a><\/noindex> \u2013 Dan Kaminski DNS-tunnelimise projekt, kirjutatud Perl'is. Sellega saab SSH kaudu \u00fchendust luua.<\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/iagox86\/dnscat2\">DNSCat2 <\/a><\/noindex>\u2013 \"DNS-tunnel, mis ei tee iiveldama\". Loob kr\u00fcpteeritud C2-kanali failide saatmiseks\/alla laadimiseks, kestade k\u00e4ivitamiseks jne.<\/li>\n<\/ul>\n<p><\/p>\n<h3>DNS-monitooringu utiliidid<\/h3>\n<p>\nAllpool on loetelu mitmest utiliidist, mis v\u00f5ivad olla kasulikud tunnelir\u00fcnnakute tuvastamiseks:<\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/hunttools.gitbooks.io\/mercenary-linux\/content\/dnshunter_module.html\">dnsHunter<\/a><\/noindex> \u2013 Python-modul, kirjutatud MercenaryHuntFramework'i ja Mercenary-Linux'i jaoks. Loe .pcap faile, eraldab DNS-p\u00e4ringud ja teeb geolokatsiooni vastavuse, mis aitab anal\u00fc\u00fcsimisel.<\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/www.vs.uni-due.de\/wander\/reassemble_dns\/\">reassemble_dns <\/a><\/noindex>\u2013 Python'is kirjutatud utiliit, mis loeb .pcap faile ja anal\u00fc\u00fcsib DNS-s\u00f5numeid.<\/li>\n<\/ul>\n<p><\/p>\n<h2>Mikro FAQ DNS-tunnelimise kohta<\/h2>\n<p>\nKasulik teave k\u00fcsimuste ja vastuste kujul!<\/p>\n<p><strong>K: Mis on tunnelimine?<\/strong><br \/>\n<strong>V:<\/strong> See on lihtsalt andmete edastamise meetod olemasoleva protokolli kaudu. Aluseks olev protokoll tagab eraldiseisva kanali v\u00f5i tunneli, mida kasutatakse seej\u00e4rel info peitmiseks, mida tegelikult edastatakse.<\/p>\n<p><strong>K: Millal toimus esimene DNS-tunnelimise r\u00fcnnak?<\/strong><br \/>\n<strong>V: <\/strong> Me ei tea! Kui teate, andke palun meile teada. Meie teada oli esimene arutelu r\u00fcnnaku \u00fcle algatatud Oskar Pirsan'i poolt Bugtraq'i meililisti kaudu aprillis 1998.<\/p>\n<p><strong>K: Millised r\u00fcnnakud on sarnased DNS-tunnelimisega?<\/strong><br \/>\n<strong>V: <\/strong>DNS ei ole kaugeltki ainus protokoll, mida saab kasutada tunnelimiseks. N\u00e4iteks pahavara, mis on m\u00f5eldud juhtimiseks ja kontrollimiseks (C2), kasutab sageli HTTP-d suhtluse varjamiseks. Nagu DNS-tunnelimise korral, peidab h\u00e4kker oma andmeid, kuid sel juhul n\u00e4evad need v\u00e4lja kui tavap\u00e4rane veebibrauseri liiklus, mis p\u00f6\u00f6rdub kaugsaidile (r\u00fcndaja kontrollitud). See v\u00f5ib j\u00e4\u00e4da j\u00e4lgimisprogrammide jaoks m\u00e4rkamatuks, kui need ei ole seadistatud seda \u00e4ra tundma. <noindex><a rel=\"nofollow\" href=\"https:\/\/attack.mitre.org\/tactics\/TA0011\/\">ohtu <\/a><\/noindex>HTTP-protokolli v\u00e4\u00e4rkasutused h\u00e4kkerite eesm\u00e4rkidel.<\/p>\n<p>Soovite, et aitaksime DNS-tunnelimise avastamisel? Vaadake meie moodulit <noindex><a rel=\"nofollow\" href=\"https:\/\/www.varonis.com\/ru\/products-edge\/\"> Varonis Edge <\/a><\/noindex>ja proovige tasuta <noindex><a rel=\"nofollow\" href=\"https:\/\/info.varonis.com\/demo\/ru\"> demo<\/a><\/noindex>!<br \/>\n<br \/>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/varonis\/blog\/513160\/\">habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>DNS-\u0442\u0443\u043d\u043d\u0435\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u043f\u0440\u0435\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u0441\u0438\u0441\u0442\u0435\u043c\u0443 \u0434\u043e\u043c\u0435\u043d\u043d\u044b\u0445 \u0438\u043c\u0451\u043d \u0432 \u043e\u0440\u0443\u0436\u0438\u0435 \u0445\u0430\u043a\u0435\u0440\u043e\u0432. DNS \u2013 \u044d\u0442\u043e, \u043f\u043e \u0441\u0443\u0442\u0438, \u043e\u0433\u0440\u043e\u043c\u043d\u0430\u044f \u0442\u0435\u043b\u0435\u0444\u043e\u043d\u043d\u0430\u044f \u043a\u043d\u0438\u0433\u0430 \u0438\u043d\u0442\u0435\u0440\u043d\u0435\u0442\u0430. \u0410 \u0435\u0449\u0451 DNS \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0431\u0430\u0437\u043e\u0432\u044b\u043c \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u043c, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u043c \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u0430\u043c \u0434\u0435\u043b\u0430\u0442\u044c \u0437\u0430\u043f\u0440\u043e\u0441\u044b \u0432 \u0431\u0430\u0437\u0443 \u0434\u0430\u043d\u043d\u044b\u0445 DNS-\u0441\u0435\u0440\u0432\u0435\u0440\u0430. \u041f\u043e\u043a\u0430 \u0432\u0440\u043e\u0434\u0435 \u0432\u0441\u0451 \u043f\u043e\u043d\u044f\u0442\u043d\u043e. \u041d\u043e \u0445\u0438\u0442\u0440\u044b\u0435 \u0445\u0430\u043a\u0435\u0440\u044b \u043e\u0441\u043e\u0437\u043d\u0430\u043b\u0438, \u0447\u0442\u043e \u043c\u043e\u0436\u043d\u043e \u0441\u043a\u0440\u044b\u0442\u043d\u043e \u043e\u0431\u0449\u0430\u0442\u044c\u0441\u044f \u0441 \u043a\u043e\u043c\u043f\u044c\u044e\u0442\u0435\u0440\u043e\u043c-\u0436\u0435\u0440\u0442\u0432\u043e\u0439 \u043f\u0443\u0442\u0451\u043c \u0432\u043d\u0435\u0434\u0440\u0435\u043d\u0438\u044f \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0445 \u043a\u043e\u043c\u0430\u043d\u0434 \u0438 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b DNS. \u042d\u0442\u0430 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":90407,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-90406","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/et\/blog\/administrirovanie\/chto-takoe-dns-tunnelirovanie-instrukcziya-po-obnaruzheniyu\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.1.1\" \/>\n\t\t<meta property=\"og:locale\" content=\"et_EE\" \/>\n\t\t<meta property=\"og:site_name\" content=\"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\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd47\u0427\u0442\u043e \u0442\u0430\u043a\u043e\u0435 DNS-\u0442\u0443\u043d\u043d\u0435\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435? \u0418\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u044f \u043f\u043e \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0435\u043d\u0438\u044e | ProHoster\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/et\/blog\/administrirovanie\/chto-takoe-dns-tunnelirovanie-instrukcziya-po-obnaruzheniyu\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2020-07-31T23:41:57+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2020-07-31T23:41:57+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47Mis on DNS-tunnelimine? 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