{"id":18799,"date":"2024-03-08T11:39:53","date_gmt":"2024-03-08T10:39:53","guid":{"rendered":"https:\/\/www.vita.sk\/?post_type=product&#038;p=18799"},"modified":"2026-10-14T19:25:52","modified_gmt":"2026-10-14T17:25:52","slug":"online-kurz-wireshark","status":"publish","type":"product","link":"https:\/\/www.vita.sk\/en\/online-kurz-wireshark\/","title":{"rendered":"Online kurz Wireshark"},"content":{"rendered":"<p>Online kurz Wireshark je pre v\u00e1s ide\u00e1lny, ak chcete porozumie\u0165 sie\u0165ovej komunik\u00e1cii a nau\u010di\u0165 sa sk\u00fama\u0165 pakety pren\u00e1\u0161an\u00e9 medzi zariadeniami. <strong>Ide o certifikovan\u00fd online kurz na Wireshark.<\/strong> Spolo\u010dne prejdeme od in\u0161tal\u00e1cie a nastavenia aplik\u00e1cie k zachyt\u00e1vaniu prev\u00e1dzky a \u010d\u00edtaniu inform\u00e1ci\u00ed v jednotliv\u00fdch paketoch. Uk\u00e1\u017eeme si pou\u017e\u00edvanie n\u00e1stroja v prostred\u00ed Microsoft Windows, Ubuntu a Kali Linux. Nau\u010d\u00edme sa orientova\u0165 v pou\u017e\u00edvate\u013eskom rozhran\u00ed, vybra\u0165 sie\u0165ov\u00e9 rozhranie a pracova\u0165 so zachyten\u00fdmi \u00fadajmi. Z\u00edskate z\u00e1klad na zis\u0165ovanie, ktor\u00e9 zariadenia spolu komunikuj\u00fa, ak\u00e9 protokoly pou\u017e\u00edvaj\u00fa a ktor\u00e9 inform\u00e1cie potrebujeme pri \u010fal\u0161ej diagnostike. Kurz nadv\u00e4zuje na znalos\u0165 po\u010d\u00edta\u010dov\u00fdch siet\u00ed a z\u00e1kladn\u00fa pr\u00e1cu s pr\u00edkazov\u00fdm riadkom, aby sme sa mohli s\u00fastredi\u0165 na praktick\u00e9 porozumenie komunik\u00e1cii.<\/p>\n<p>&nbsp;<\/p>\n<p>Pri anal\u00fdze vo Wiresharku sa zameriame na TCP, UDP, sie\u0165ov\u00e9 porty a DHCP. Vysvetl\u00edme si rozdiely medzi transportn\u00fdmi protokolmi a v\u00fdznam zdrojov\u00fdch a cie\u013eov\u00fdch portov. Pomocou filtrov a vyh\u013ead\u00e1vania sa nau\u010d\u00edme vybera\u0165 z\u00e1znamy, ktor\u00e9 s\u00favisia so sk\u00famanou komunik\u00e1ciou. Osobitn\u00fa pozornos\u0165 venujeme v\u00fdmene spr\u00e1v medzi DHCP klientom a serverom pri z\u00edskavan\u00ed sie\u0165ovej konfigur\u00e1cie. Obozn\u00e1mime sa aj s identifik\u00e1tormi IAID a DUID a ich v\u00fdznamom v kontexte DHCP. Pri pr\u00e1ci v Linuxe sa stretneme s pr\u00edkazmi top a htop, ktor\u00e9 sl\u00fa\u017eia na sledovanie procesov a vyu\u017eitia syst\u00e9mov\u00fdch prostriedkov. Postupne tak prepoj\u00edme \u00fadaje zo sie\u0165ovej komunik\u00e1cie s orient\u00e1ciou v prostred\u00ed opera\u010dn\u00e9ho syst\u00e9mu.<\/p>\n<p>&nbsp;<\/p>\n<p>Wireshark m\u00f4\u017eete \u0161tudova\u0165 plne online, v sloven\u010dine a vlastn\u00fdm tempom. Z\u00edskate ro\u010dn\u00fd pr\u00edstup, materi\u00e1ly na stiahnutie, prezent\u00e1ciu a \u0165ah\u00e1ky, ku ktor\u00fdm sa m\u00f4\u017eete vraca\u0165 pri samostatnom precvi\u010dovan\u00ed. Odpor\u00fa\u010dame za\u010d\u00edna\u0165 kr\u00e1tkymi z\u00e1znamami prev\u00e1dzky a pri ka\u017edom si ur\u010di\u0165 konkr\u00e9tny cie\u013e, napr\u00edklad n\u00e1js\u0165 komunik\u00e1ciu vybran\u00e9ho zariadenia alebo presk\u00fama\u0165 v\u00fdmenu spr\u00e1v DHCP. Takto sa nau\u010d\u00edte sp\u00e1ja\u0165 jednotliv\u00e9 z\u00e1znamy s fungovan\u00edm sie\u0165ov\u00fdch slu\u017eieb a systematicky h\u013eada\u0165 potrebn\u00e9 inform\u00e1cie. Poznatky vyu\u017eijete pri spr\u00e1ve siet\u00ed, technickej podpore, testovan\u00ed aplik\u00e1ci\u00ed aj \u010fal\u0161om \u0161t\u00fadiu kybernetickej bezpe\u010dnosti. Po \u00faspe\u0161nom absolvovan\u00ed z\u00edskate certifik\u00e1t VITA. Ak sa chcete skuto\u010dne nau\u010di\u0165 pou\u017e\u00edva\u0165 Wireshark, zachyt\u00e1va\u0165 a filtrova\u0165 pakety a rozumie\u0165 sie\u0165ovej komunik\u00e1cii, tak toto je ide\u00e1lny vstupn\u00fd online kurz pre v\u00e1s.<\/p>\n","protected":false},"excerpt":{"rendered":"<p data-pm-slice=\"1 1 []\">Online kurz Wireshark v\u00e1s nau\u010d\u00ed zachyt\u00e1va\u0165 a analyzova\u0165 sie\u0165ov\u00e9 pakety, pou\u017e\u00edva\u0165 filtre a rozumie\u0165 komunik\u00e1cii TCP, UDP a DHCP. Uk\u00e1\u017eeme si in\u0161tal\u00e1ciu a nastavenia vo Windows, Ubuntu a Kali Linux aj v\u00fdznam sie\u0165ov\u00fdch portov a identifik\u00e1torov IAID a DUID.","protected":false},"author":4,"featured_media":18327,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[702,28,96,47,73],"product_tag":[1765,197,205,206,1218,1252,1368,1548,1761,1762,1763,1764],"class_list":{"0":"post-18799","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-online-kurzy-wireshark","7":"product_cat-online-kurzy-administracia-it-servery","8":"product_cat-online-kurzy-operacne-systemy","9":"product_cat-online-kurzy-cisco-a-siete","10":"product_cat-bez-kategorie","11":"product_tag-dhcp","12":"product_tag-baliky-kurzov-a-predplatne","13":"product_tag-cisco-a-siete","14":"product_tag-pocitacove-siete","15":"product_tag-linux","16":"product_tag-wireshark","17":"product_tag-sietova-diagnostika","18":"product_tag-tcp","19":"product_tag-analyza-sietovej-prevadzky","20":"product_tag-zachytavanie-paketov","21":"product_tag-sietove-protokoly","22":"product_tag-udp","24":"first","25":"instock","26":"sale","27":"virtual","28":"sold-individually","29":"taxable","30":"purchasable","31":"product-type-simple"},"yoast_head":"<!-- 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