{"id":7794,"date":"2026-10-12T13:03:56","date_gmt":"2026-10-12T11:03:56","guid":{"rendered":"https:\/\/eu.klytic.com\/?page_id=7794"},"modified":"2026-10-13T13:33:15","modified_gmt":"2026-10-13T11:33:15","slug":"ochrana-elektronickej-posty-ktoru-uz-mate","status":"publish","type":"page","link":"https:\/\/eu.klytic.com\/sk\/ochrana-elektronickej-posty-ktoru-uz-mate\/","title":{"rendered":"Ochrana elektronickej po\u0161ty, ktor\u00fa u\u017e m\u00e1te"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"7794\" class=\"elementor elementor-7794 elementor-6296\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5df4bb3 e-con-full kly-g e-flex e-con e-parent\" data-id=\"5df4bb3\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-1583d91 e-con-full kly-g-hero e-flex e-con e-parent\" data-id=\"1583d91\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-f27a2d4 e-con-full kly-g-hero-in e-flex e-con e-parent\" data-id=\"f27a2d4\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-20d77a1 elementor-widget elementor-widget-text-editor\" data-id=\"20d77a1\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p class=\"kly-g-crumb\"><a href=\"\/sk\/\">Domov<\/a><span>\u203a<\/span><a href=\"\/sk\/prirucky\/\">Pr\u00edru\u010dky<\/a><span>\u203a<\/span><a href=\"\/sk\/prirucky\/bezpecnost-e-mailov\/\">Bezpe\u010dnos\u0165 e-mailov<\/a><\/p><p class=\"kly-g-pill\" style=\"--pill:#f87171\">Bezpe\u010dnos\u0165 e-mailov \u00b7 Pochopi\u0165<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd1fbd3 elementor-widget elementor-widget-heading\" data-id=\"fd1fbd3\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Ochrana elektronickej po\u0161ty, ktor\u00fa u\u017e m\u00e1te<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5a365b8 elementor-widget elementor-widget-text-editor\" data-id=\"5a365b8\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p class=\"kly-g-lead\">\u00c1no, ochranu Microsoft 365, Google Workspace, Exchange alebo in\u00e9ho servera m\u00f4\u017eete posilni\u0165 bez zmeny elektronickej po\u0161ty. Z\u00e1znam MX dom\u00e9ny ukazuje na br\u00e1nu, ktor\u00e1 po\u0161tu analyzuje a potom ju doru\u010d\u00ed s\u00fa\u010dasn\u00e9mu serveru. Pou\u017e\u00edvatelia si ponechaj\u00fa svoje schr\u00e1nky; spr\u00e1vca DNS a administr\u00e1tor elektronickej po\u0161ty musia ka\u017ed\u00fd urobi\u0165 jedno nastavenie.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-34ec957 elementor-widget elementor-widget-text-editor\" data-id=\"34ec957\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p class=\"kly-g-meta\"><span>Aktualizovan\u00e9: <b>okt\u00f3ber 2026<\/b><\/span><span><b>7 min<\/b> \u010d\u00edtania<\/span><span>Citovan\u00e9 ofici\u00e1lne zdroje<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-57d5bae e-con-full kly-g-body e-flex e-con e-parent\" data-id=\"57d5bae\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-e206e40 e-con-full kly-g-article e-flex e-con e-parent\" data-id=\"e206e40\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cf3a069 elementor-widget elementor-widget-text-editor\" data-id=\"cf3a069\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>Rozhodnutie: ponecha\u0165 schr\u00e1nku, zmeni\u0165 MX<\/h2><p>Zmena elektronickej po\u0161ty a zmena ochrany s\u00fa dva r\u00f4zne projekty. Prv\u00fd pres\u00fava schr\u00e1nky, hist\u00f3riu, kalend\u00e1re a \u00fa\u010dty v telef\u00f3noch. Druh\u00fd sa t\u00fdka iba cesty prich\u00e1dzaj\u00facej po\u0161ty.<\/p><p>T\u00fato cestu ur\u010duje jeden z\u00e1znam DNS: MX, ktor\u00fd odosielaj\u00facim serverom hovor\u00ed, kam doru\u010di\u0165 po\u0161tu pre va\u0161u dom\u00e9nu. Ke\u010f ukazuje na br\u00e1nu, br\u00e1na spr\u00e1vu prijme, analyzuje a potom ju odovzd\u00e1 serveru so schr\u00e1nkami. Plat\u00ed to pre:<\/p><ul><li>Microsoft 365 (Exchange Online);<\/li><li>Google Workspace;<\/li><li>Exchange in\u0161talovan\u00fd u v\u00e1s alebo hostovan\u00fd;<\/li><li>ak\u00fdko\u013evek in\u00fd po\u0161tov\u00fd server, ktor\u00fd prij\u00edma cez SMTP;<\/li><li>Klytic Mail, ktor\u00fd je iba jedn\u00fdm z pr\u00edpadov, nie podmienkou.<\/li><\/ul><p>T\u00e1to pr\u00edru\u010dka sa zaober\u00e1 pr\u00edpadom, ke\u010f si schr\u00e1nku ponech\u00e1te. Ak men\u00edte aj server, tento projekt opisuj\u00fa pr\u00edru\u010dky <a href='\/sk\/migracia-z-microsoft-365\/'>migr\u00e1cia z Microsoft 365<\/a> a <a href='\/sk\/migracia-z-google-workspace\/'>migr\u00e1cia z Google Workspace<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8945a2d elementor-widget elementor-widget-text-editor\" data-id=\"8945a2d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>Kto \u010do men\u00ed<\/h2><div class=\"kly-table\"><table><thead><tr><th>Nastavenie<\/th><th>Kde<\/th><th>Kto<\/th><\/tr><\/thead><tbody><tr><td>Z\u00e1znam MX dom\u00e9ny<\/td><td>Z\u00f3na DNS u registr\u00e1tora alebo poskytovate\u013ea DNS<\/td><td>Osoba, ktor\u00e1 spravuje DNS, alebo dod\u00e1vate\u013e, ktor\u00fd na to dostal poverenie<\/td><\/tr><tr><td>Zaregistrovanie br\u00e1ny v elektronickej po\u0161te<\/td><td>Administr\u00e1torsk\u00e1 konzola Microsoft 365, Google Workspace alebo servera<\/td><td>Administr\u00e1tor elektronickej po\u0161ty<\/td><\/tr><tr><td>SPF, DKIM a DMARC<\/td><td>Z\u00f3na DNS<\/td><td>Spr\u00e1vca DNS, po invent\u00e1ri serverov, ktor\u00e9 posielaj\u00fa za dom\u00e9nu<\/td><\/tr><tr><td>Dom\u00e9ny a doru\u010dovac\u00ed server<\/td><td>Br\u00e1na<\/td><td>Poskytovate\u013e br\u00e1ny, ktor\u00fd priprav\u00ed konfigur\u00e1ciu<\/td><\/tr><\/tbody><\/table><\/div><h3>Princ\u00edp v Microsoft 365<\/h3><p>Dokument\u00e1cia Microsoftu k filtrovaniu slu\u017ebou tretej strany je jasn\u00e1: z\u00e1znam MX dom\u00e9ny mus\u00ed ukazova\u0165 na t\u00fato slu\u017ebu, ktor\u00e1 potom doru\u010duje do Exchange Online. Microsoft odpor\u00fa\u010da prich\u00e1dzaj\u00faci konektor typu \u201epartner\u201c, ktor\u00fd m\u00f4\u017ee odmietnu\u0165 po\u0161tu doru\u010den\u00fa mimo slu\u017eby. Odpor\u00fa\u010da tie\u017e zapn\u00fa\u0165 roz\u0161\u00edren\u00e9 filtrovanie pre konektory, aby jeho vlastn\u00e1 anal\u00fdza hodnotila skuto\u010dn\u00e9ho odosielate\u013ea, a nie adresu br\u00e1ny. Neodpor\u00fa\u010da jednoducho ob\u00eds\u0165 jeho filtrovanie pre adresy slu\u017eby tretej strany.<\/p><h3>Princ\u00edp v Google Workspace<\/h3><p>Google opisuje \u201ebr\u00e1nu prich\u00e1dzaj\u00facej po\u0161ty\u201c: MX ukazuje na br\u00e1nu a administr\u00e1tor potom zad\u00e1 jej IP adresy v konzole. Gmail ich pou\u017e\u00edva na zistenie skuto\u010dnej adresy odosielate\u013ea v hlavi\u010dk\u00e1ch, od ktorej z\u00e1vis\u00ed SPF aj jeho hodnotenie spamu. Po\u0161tu, ktor\u00e1 neprich\u00e1dza cez br\u00e1nu, mo\u017eno aj odmietnu\u0165. Google uv\u00e1dza, \u017ee na po\u0161tu prijat\u00fa cez zaregistrovan\u00fa br\u00e1nu neuplat\u0148uje politiku DMARC odosielate\u013ea: t\u00fato kontrolu potom vykon\u00e1va br\u00e1na.<\/p><p>T\u00e1to pr\u00edru\u010dka neopisuje obrazovky t\u00fdchto konzol, ktor\u00e9 sa menia. Pri nastavovan\u00ed postupujte pod\u013ea ofici\u00e1lnej str\u00e1nky uvedenej v zdrojoch.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-639632c elementor-widget elementor-widget-text-editor\" data-id=\"639632c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>Viacero serverov za jednou br\u00e1nou<\/h2><p>\u010cast\u00fd pr\u00edpad v skupine: matersk\u00e1 spolo\u010dnos\u0165 v Microsoft 365, dc\u00e9rska spolo\u010dnos\u0165 v Google Workspace, tretia na star\u0161om serveri. Jedna br\u00e1na m\u00f4\u017ee st\u00e1\u0165 pred v\u0161etk\u00fdmi tromi.<\/p><p>Princ\u00edpom je smerovanie pod\u013ea dom\u00e9ny. MX ka\u017edej dom\u00e9ny ukazuje na br\u00e1nu. Pre ka\u017ed\u00fa dom\u00e9nu br\u00e1na vie, ktor\u00e9mu serveru m\u00e1 po\u0161tu po anal\u00fdze odovzda\u0165. Anal\u00fdza je spolo\u010dn\u00e1, cie\u013e sa men\u00ed.<\/p><p>V\u00fdhoda: rovnak\u00e1 politika filtrovania alebo odli\u0161n\u00e9 nastavenia pre jednotliv\u00e9 dom\u00e9ny a v\u0161etky rozhodnutia na jednom mieste. \u010co treba pripravi\u0165: pri dom\u00e9ne, ktorej schr\u00e1nky s\u00fa rozdelen\u00e9 medzi dva servery, treba pre ka\u017ed\u00fa adresu vedie\u0165, kam doru\u010dova\u0165. Tento pr\u00edpad sa posudzuje pred prepnut\u00edm.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f3e672a elementor-widget elementor-widget-text-editor\" data-id=\"f3e672a\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>\u010co sa zmen\u00ed a \u010do nie<\/h2><p><strong>Nezmen\u00ed sa<\/strong>: adresy, schr\u00e1nky, hist\u00f3ria, po\u0161tov\u00fd klient, webmail, telef\u00f3ny. Integrovan\u00fd filter elektronickej po\u0161ty funguje \u010falej. Pr\u00e1va a intern\u00e9 zdie\u013eania zost\u00e1vaj\u00fa tie, ktor\u00e9 poskytuje platforma.<\/p><p><strong>Zmen\u00ed sa<\/strong>:<\/p><ul><li>Prv\u00fd server, ktor\u00fd po\u0161tu prij\u00edma. Ten vid\u00ed p\u00f4vodn\u00e9 pripojenie a overuje autentifik\u00e1ciu odosielate\u013ea.<\/li><li>Server so schr\u00e1nkami u\u017e nevid\u00ed odosielate\u013ea priamo, ale br\u00e1nu. Odtia\u013e zaregistrovanie br\u00e1ny op\u00edsan\u00e9 vy\u0161\u0161ie.<\/li><li>Spr\u00e1vy nes\u00fa hlavi\u010dky s rozhodnut\u00edm br\u00e1ny: administr\u00e1tor v nich vid\u00ed, pre\u010do bola spr\u00e1va doru\u010den\u00e1 alebo odlo\u017een\u00e1.<\/li><li>Ak br\u00e1na pren\u00e1\u0161a aj odch\u00e1dzaj\u00facu po\u0161tu, z\u00e1znam SPF dom\u00e9ny ju mus\u00ed povoli\u0165 a pre \u0148u mus\u00ed by\u0165 zverejnen\u00fd podpis DKIM. Zmysel t\u00fdchto mechanizmov vysvet\u013euje pr\u00edru\u010dka <a href='\/sk\/spf-dkim-a-dmarc-co-chrania-a-co-nie\/'>SPF, DKIM a DMARC<\/a>.<\/li><\/ul><p>Ke\u010f nesk\u00f4r zmen\u00edte aj server so schr\u00e1nkami, br\u00e1na m\u00f4\u017ee zosta\u0165: zmen\u00ed sa iba jej doru\u010dovac\u00ed server. Pre tento de\u0148 zost\u00e1va referenciou pr\u00edru\u010dka <a href='\/sk\/migracia-e-mailu-bez-prerusenia\/'>migr\u00e1cia elektronickej po\u0161ty bez preru\u0161enia<\/a>, a to aj pre SPF, DKIM a DMARC.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7db6717 elementor-widget elementor-widget-text-editor\" data-id=\"7db6717\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>Zavedenie v spr\u00e1vnom porad\u00ed<\/h2><ol><li>Invent\u00e1r: dom\u00e9ny, server so schr\u00e1nkami pre ka\u017ed\u00fa z nich, aplik\u00e1cie, ktor\u00e9 posielaj\u00fa po\u0161tu v mene dom\u00e9ny.<\/li><li>Pr\u00edprava br\u00e1ny jej poskytovate\u013eom: prij\u00edman\u00e9 dom\u00e9ny, doru\u010dovac\u00ed server, po\u010diato\u010dn\u00e9 pravidl\u00e1.<\/li><li>Zaregistrovanie br\u00e1ny v elektronickej po\u0161te (prich\u00e1dzaj\u00faci konektor alebo br\u00e1na prich\u00e1dzaj\u00facej po\u0161ty), ak to platforma umo\u017e\u0148uje.<\/li><li>Vopred zn\u00ed\u017ei\u0165 TTL z\u00e1znamu MX, potom MX zmeni\u0165. Po\u010das platnosti vyrovn\u00e1vacej pam\u00e4te DNS \u010das\u0165 odosielate\u013eov e\u0161te doru\u010duje priamo na server so schr\u00e1nkami: je to norm\u00e1lne.<\/li><li>Kontrola: spr\u00e1va odoslan\u00e1 z externej adresy mus\u00ed pr\u00eds\u0165 s hlavi\u010dkami rozhodnutia br\u00e1ny.<\/li><li>Sledovanie karant\u00e9ny po\u010das prv\u00fdch dn\u00ed, aby ste uvo\u013enili falo\u0161ne pozit\u00edvne n\u00e1lezy a upravili pravidl\u00e1.<\/li><\/ol><p>N\u00e1vrat sp\u00e4\u0165 je jednoduch\u00fd: obnovi\u0165 p\u00f4vodn\u00fd MX. Pripravuje sa ako pri migr\u00e1cii, s osobou, ktor\u00e1 m\u00e1 pr\u00e1vomoc o \u0148om rozhodn\u00fa\u0165.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-306a971 elementor-widget elementor-widget-text-editor\" data-id=\"306a971\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>\u010co br\u00e1na nerob\u00ed<\/h2><p>Vid\u00ed po\u0161tu, ktor\u00e1 cez \u0148u prech\u00e1dza, a iba t\u00fa. Nevid\u00ed spr\u00e1vy vymie\u0148an\u00e9 medzi dvoma schr\u00e1nkami tej istej platformy, ktor\u00e9 ju neopustia, ani s\u00fabory zdie\u013ean\u00e9 v online \u00falo\u017eisku, ani prihl\u00e1senia pou\u017e\u00edvate\u013eov.<\/p><p>Nenahr\u00e1dza teda intern\u00e9 nastavenia Microsoft 365 alebo Google Workspace: pr\u00e1va, dvojfaktorov\u00e9 overenie, upozornenia na prihl\u00e1senie, pravidl\u00e1 automatick\u00e9ho preposielania. Ukradnut\u00fd \u00fa\u010det je predov\u0161etk\u00fdm vecou elektronickej po\u0161ty. Pr\u00edru\u010dka <a href='\/sk\/spam-phishing-malver-a-kompromitovany-ucet\/'>spam, phishing, malv\u00e9r a kompromitovan\u00fd \u00fa\u010det<\/a> tieto veci rozli\u0161uje.<\/p><p>Napokon, odosielate\u013e, ktor\u00fd pozn\u00e1 technick\u00fa adresu servera so schr\u00e1nkami, sa m\u00f4\u017ee pok\u00fasi\u0165 doru\u010di\u0165 priamo na\u0148, mimo MX. Preto Microsoft (partnersk\u00fd konektor) a Google (odmietnutie po\u0161ty mimo br\u00e1ny) pon\u00fakaj\u00fa uzamknutie.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f7e7d57 elementor-widget elementor-widget-text-editor\" data-id=\"f7e7d57\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>\u010cast\u00e9 ot\u00e1zky<\/h2><h3>Treba informova\u0165 pou\u017e\u00edvate\u013eov?<\/h3><p>Ich adresy sa nemenia. Upozornite ich v\u0161ak, \u017ee m\u00f4\u017eu dost\u00e1va\u0165 ozn\u00e1menia o karant\u00e9ne: pozrite <a href='\/sk\/karantena-falosne-pozitivne-nalezy-a-nahlasenie\/'>Karant\u00e9na, falo\u0161ne pozit\u00edvne n\u00e1lezy a nahl\u00e1senie<\/a>.<\/p><h3>Treba vypn\u00fa\u0165 filter Microsoft 365 alebo Google?<\/h3><p>Nie. Microsoft odpor\u00fa\u010da ponecha\u0165 jeho anal\u00fdzu zapnut\u00fa a nastavi\u0165 ju tak, aby videla skuto\u010dn\u00e9ho odosielate\u013ea, namiesto jej obch\u00e1dzania.<\/p><h3>Ako dlho trv\u00e1 prepnutie?<\/h3><p>Samotn\u00e1 zmena MX sa prejav\u00ed pod\u013ea vyrovn\u00e1vacej pam\u00e4te DNS. Pr\u00edprava z\u00e1vis\u00ed od po\u010dtu dom\u00e9n a serverov. Pre Klytic MTA pozrite nasleduj\u00facu \u010das\u0165.<\/p><h3>Ovplyvn\u00ed br\u00e1na umiestnen\u00e1 pred po\u0161tou doru\u010dite\u013enos\u0165 na\u0161ich spr\u00e1v?<\/h3><p>Iba ak pren\u00e1\u0161a aj odch\u00e1dzaj\u00facu po\u0161tu. V takom pr\u00edpade s \u0148ou musia po\u010d\u00edta\u0165 SPF a DKIM: pozrite <a href='\/sk\/spf-dkim-a-dmarc-co-chrania-a-co-nie\/'>SPF, DKIM a DMARC<\/a>.<\/p><h3>Pre\u010do jednoducho nezmeni\u0165 elektronick\u00fa po\u0161tu?<\/h3><p>To je in\u00e9 rozhodnutie s in\u00fdmi krit\u00e9riami. Venuje sa mu pr\u00edru\u010dka <a href='\/sk\/europsky-firemny-e-mail\/'>v\u00fdber eur\u00f3pskej firemnej elektronickej po\u0161ty<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c213357 kly-g-klytic elementor-widget elementor-widget-text-editor\" data-id=\"c213357\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>Kde stoj\u00ed Klytic<\/h2><p><a href='\/sk\/klytic-mta\/'>Klytic MTA<\/a> sa umiest\u0148uje pred elektronick\u00fa po\u0161tu, ktor\u00fa m\u00e1te: Microsoft 365, Google Workspace, Exchange, Klytic Mail alebo ak\u00fdko\u013evek in\u00fd server. Nepredpoklad\u00e1 schr\u00e1nku Klytic.<\/p><ul><li><strong>Uvedenie do prev\u00e1dzky<\/strong>: zvy\u010dajne 24 a\u017e 48 hod\u00edn. Klytic priprav\u00ed konfigur\u00e1ciu; z\u00e1znam MX va\u0161ej dom\u00e9ny zmen\u00edte vy, alebo to Klytic urob\u00ed za v\u00e1s. Zaregistrovanie br\u00e1ny v konzole Microsoft 365 alebo Google Workspace rob\u00ed administr\u00e1tor tejto elektronickej po\u0161ty a pripravuje sa s Klytic pri uveden\u00ed do prev\u00e1dzky.<\/li><li><strong>Nasadenie<\/strong>: cloud Klytic, vyhraden\u00e1 in\u0161tancia alebo servery z\u00e1kazn\u00edka. Pre osobitn\u00e9 potreby sa s Klytic navrhuj\u00fa aj in\u00e9 architekt\u00fary, napr\u00edklad filtrovanie v cloude a relay in\u0161talovan\u00fd u v\u00e1s, alebo viacero regi\u00f3nov.<\/li><li><strong>Ponuky<\/strong>: Essential a Advanced. Essential pokr\u00fdva overovanie, antispam, antiv\u00edrus, phishing, dom\u00e9ny s podobn\u00fdm n\u00e1zvom, karant\u00e9nu, podpis DKIM odch\u00e1dzaj\u00facej po\u0161ty a odvolanie pred odoslan\u00edm. Advanced prid\u00e1va finan\u010dn\u00e9 podvody, ochranu pri kliknut\u00ed, konzolu DMARC a export z\u00e1znamov do SIEM.<\/li><li><strong>Sk\u00fa\u0161obn\u00e1 verzia<\/strong>: 30 dn\u00ed zadarmo, bez zmeny elektronickej po\u0161ty.<\/li><\/ul><p>Klytic MTA nespravuje pr\u00e1va ani \u00fa\u010dty va\u0161ej s\u00fa\u010dasnej elektronickej po\u0161ty a nes\u013eubuje rovnocennos\u0165 s bezpe\u010dnostn\u00fdmi n\u00e1strojmi integrovan\u00fdmi v Microsoft 365 alebo Google Workspace: prid\u00e1va sa pred ne.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e945cd3 kly-g-disclaimer elementor-widget elementor-widget-text-editor\" data-id=\"e945cd3\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>T\u00e1to str\u00e1nka opisuje princ\u00edp. Konzoly Microsoftu a Googlu sa menia: pre konkr\u00e9tny postup je rozhoduj\u00faca ich ofici\u00e1lna dokument\u00e1cia.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-15aabeb kly-g-sources elementor-widget elementor-widget-text-editor\" data-id=\"15aabeb\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>Zdroje<\/h2><p>Overen\u00e9 v okt\u00f3bri 2026.<\/p><ul><li>Microsoft Learn, \u201eManage mail flow using a third-party cloud service with Exchange Online\u201c: MX mus\u00ed ukazova\u0165 na slu\u017ebu tretej strany; prich\u00e1dzaj\u00faci konektor typu partner; roz\u0161\u00edren\u00e9 filtrovanie pre konektory namiesto ob\u00eddenia filtrovania. <a href='https:\/\/learn.microsoft.com\/en-us\/exchange\/mail-flow-best-practices\/manage-mail-flow-using-third-party-cloud' rel='noopener' target='_blank'>learn.microsoft.com<\/a><\/li><li>Pomocn\u00edk Google Workspace, \u201eSet up an inbound mail gateway\u201c: MX na br\u00e1nu, zadanie jej IP adries, mo\u017en\u00e9 odmietnutie po\u0161ty mimo br\u00e1ny; Gmail neuplat\u0148uje politiku DMARC odosielate\u013ea na po\u0161tu prijat\u00fa cez br\u00e1nu. <a href='https:\/\/knowledge.workspace.google.com\/admin\/gmail\/advanced\/set-up-an-inbound-mail-gateway' rel='noopener' target='_blank'>knowledge.workspace.google.com<\/a><\/li><li>RFC 5321, SMTP: sprostredkuj\u00faci hostitelia s\u00fa spravidla ur\u010den\u00ed z\u00e1znamom MX v DNS. <a href='https:\/\/www.rfc-editor.org\/rfc\/rfc5321' rel='noopener' target='_blank'>rfc-editor.org<\/a><\/li><li>Klytic, str\u00e1nka Klytic MTA: moduly pon\u00fak Essential a Advanced, volite\u013en\u00e9 slu\u017eby, sp\u00f4soby nasadenia, uvedenie do prev\u00e1dzky cez MX. <a href='https:\/\/www.klytic.com\/klytic-mta\/' rel='noopener' target='_blank'>klytic.com<\/a><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-cd3fe63 e-con-full kly-g-aside e-flex e-con e-parent\" data-id=\"cd3fe63\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3c31772 elementor-widget elementor-widget-html\" data-id=\"3c31772\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t\t<nav class=\"kly-g-toc\" aria-label=\"Na tejto str\u00e1nke\"><p>Na tejto str\u00e1nke<\/p><ol><\/ol><\/nav>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3a00150 elementor-widget elementor-widget-text-editor\" data-id=\"3a00150\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"kly-g-cta\"><h3>Ochr\u00e1\u0148te svoju s\u00fa\u010dasn\u00fa elektronick\u00fa po\u0161tu<\/h3><p>Bezplatn\u00e1 30-d\u0148ov\u00e1 sk\u00fa\u0161obn\u00e1 verzia bez zmeny elektronickej po\u0161ty: zmen\u00ed sa iba MX.<\/p><p><a class=\"kly-g-btn\" href=\"\/sk\/kontakt\/\">Hovori\u0165 s konzultantom \u2192<\/a><\/p><p style=\"margin:0\"><a class=\"kly-g-btn ghost\" href=\"\/sk\/klytic-mta\/\">Spozna\u0165 Klytic MTA<\/a><\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-01e8def e-con-full kly-g-related e-flex e-con e-parent\" data-id=\"01e8def\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-521bb6a elementor-widget elementor-widget-text-editor\" data-id=\"521bb6a\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>Pre\u010d\u00edtajte si aj<\/h2><div class=\"kly-g-grid\"><a class=\"kly-g-card\" href=\"\/sk\/integrovany-filter-alebo-bezpecnostna-brana\/\" style=\"--cat:#dc2626\"><span class=\"c\">Pochopi\u0165 \u00b7 Bezpe\u010dnos\u0165 e-mailov<\/span><span class=\"t\">Integrovan\u00fd filter alebo bezpe\u010dnostn\u00e1 br\u00e1na pred elektronickou po\u0161tou<\/span><span class=\"q\">Filter elektronickej po\u0161ty chr\u00e1ni t\u00fato po\u0161tu. Br\u00e1na prij\u00edma po\u0161tu dom\u00e9ny, analyzuje ju a doru\u010d\u00ed: kam ju umiestni\u0165 a \u010do uchov\u00e1va.<\/span><span class=\"m\"><span>7 min \u010d\u00edtania<\/span><b>\u010c\u00edta\u0165 \u2192<\/b><\/span><\/a><a class=\"kly-g-card\" href=\"\/sk\/spf-dkim-a-dmarc-co-chrania-a-co-nie\/\" style=\"--cat:#dc2626\"><span class=\"c\">Pochopi\u0165 \u00b7 Bezpe\u010dnos\u0165 e-mailov<\/span><span class=\"t\">SPF, DKIM a DMARC: \u010do chr\u00e1nia a \u010do nechr\u00e1nia<\/span><span class=\"q\">SPF, DKIM a DMARC br\u00e1nia tomu, aby niekto pou\u017eil presne va\u0161u dom\u00e9nu. Ne\u010d\u00edtaj\u00fa obsah spr\u00e1vy: \u010do zastavia, \u010do prejde a ako ich nasadi\u0165.<\/span><span class=\"m\"><span>6 min \u010d\u00edtania<\/span><b>\u010c\u00edta\u0165 \u2192<\/b><\/span><\/a><a class=\"kly-g-card\" href=\"\/sk\/migracia-e-mailu-bez-prerusenia\/\" style=\"--cat:#0077cc\"><span class=\"c\">Migr\u00e1cia<\/span><span class=\"t\">Ako migrova\u0165 firemn\u00fd e-mail bez preru\u0161enia?<\/span><span class=\"q\">S\u00fabe\u017en\u00e1 prev\u00e1dzka, druh\u00fd prechod, TTL z\u00e1znamu MX, SPF, DKIM, DMARC a testy odosielania: zmena e-mailovej slu\u017eby bez straty po\u0161ty a \u010do zostane vidite\u013en\u00e9.<\/span><span class=\"m\"><span>Pr\u00edru\u010dka<\/span><b>\u010c\u00edta\u0165 \u2192<\/b><\/span><\/a><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-539316dd e-con e-atomic-element e-div-block-base e-default-div e-c9fd865-4a50 \" data-id=\"539316dd\" data-element_type=\"e-div-block\" data-e-type=\"e-div-block\" data-interaction-id=\"539316dd\" data-e-type=\"e-div-block\" data-id=\"539316dd\">\n    <div class=\"elementor-element elementor-element-4f79afcb e-con e-atomic-element e-div-block-base e-default-div e-4fa9fe-ce86 \" data-id=\"4f79afcb\" data-element_type=\"e-div-block\" data-e-type=\"e-div-block\" data-interaction-id=\"4f79afcb\" data-e-type=\"e-div-block\" data-id=\"4f79afcb\">\n    \t\t\t<p class=\"e-4dcf5c70-2ec7 e-paragraph-base e-default-p\" data-interaction-id=\"330a7a35\" data-e-type=\"widget\" data-id=\"330a7a35\">Uv\u00edtacia ponuka<\/p>\n\t\t\t\t\t<h2 data-interaction-id=\"56f1f7d5\" class=\"e-347faa43-4e20 e-heading-base e-default-h2\" data-e-type=\"widget\" data-id=\"56f1f7d5\">30 dn\u00ed sk\u00fa\u0161obnej verzie zdarma, migr\u00e1cia s asistenciou<\/h2>\n\t\t\t\t\t<p class=\"e-7f6310da-1caa e-paragraph-base e-default-p\" data-interaction-id=\"2ce27288\" data-e-type=\"widget\" data-id=\"2ce27288\">Sk\u00fa\u0161obn\u00e1 ponuka bez z\u00e1v\u00e4zkov. Poradca v\u00e1m zavol\u00e1, aby pochopil va\u0161e potreby a pripravil va\u0161e prostredie Klytic.<\/p>\n\t\t<div class=\"elementor-element elementor-element-35ea29a1 e-con e-atomic-element e-div-block-base e-default-div e-1cd48b22-e6da \" data-id=\"35ea29a1\" data-element_type=\"e-div-block\" data-e-type=\"e-div-block\" data-interaction-id=\"35ea29a1\" data-e-type=\"e-div-block\" data-id=\"35ea29a1\">\n    \t\t\t<a href=\"\/essai-gratuit\/\" target=\"_self\" class=\"e-4a7886e3-652d e-button-base e-default-a\" data-interaction-id=\"19bfa8f1\" data-e-type=\"widget\" data-id=\"19bfa8f1\">\n\t\ud83d\ude80 Spusti\u0165 sk\u00fa\u0161obn\u00fa verziu zdarma\n<\/a>\n\t\t\t\t\t<a href=\"\/tarifs\/\" target=\"_self\" class=\"e-137e863d-dd0d e-button-base e-default-a\" data-interaction-id=\"326d82ab\" data-e-type=\"widget\" data-id=\"326d82ab\">\n\tZobrazi\u0165 cenn\u00edk\n<\/a>\n\t\t\n<\/div>\n\n<\/div>\n\n<\/div>\n\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"_seopress_titles_title":"Ochrana Microsoft 365 alebo Google bez zmeny servera | Klytic","_seopress_titles_desc":"Pridanie bezpe\u010dnostnej br\u00e1ny pred Microsoft 365, Google Workspace alebo Exchange: MX, nastavenie v elektronickej po\u0161te, SPF\/DKIM\/DMARC a obmedzenia.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"Ochrana Microsoft 365 alebo Google bez zmeny servera | Klytic","_seopress_social_fb_desc":"Pridanie bezpe\u010dnostnej br\u00e1ny pred Microsoft 365, Google Workspace alebo Exchange: MX, nastavenie v elektronickej po\u0161te, SPF\/DKIM\/DMARC a obmedzenia.","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"Ochrana Microsoft 365 alebo Google bez zmeny servera | Klytic","_seopress_social_twitter_desc":"Pridanie bezpe\u010dnostnej br\u00e1ny pred Microsoft 365, Google Workspace alebo Exchange: MX, nastavenie v elektronickej po\u0161te, SPF\/DKIM\/DMARC a obmedzenia.","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"footnotes":""},"class_list":["post-7794","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/eu.klytic.com\/sk\/wp-json\/wp\/v2\/pages\/7794","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/eu.klytic.com\/sk\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/eu.klytic.com\/sk\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/eu.klytic.com\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/eu.klytic.com\/sk\/wp-json\/wp\/v2\/comments?post=7794"}],"version-history":[{"count":1,"href":"https:\/\/eu.klytic.com\/sk\/wp-json\/wp\/v2\/pages\/7794\/revisions"}],"predecessor-version":[{"id":8507,"href":"https:\/\/eu.klytic.com\/sk\/wp-json\/wp\/v2\/pages\/7794\/revisions\/8507"}],"wp:attachment":[{"href":"https:\/\/eu.klytic.com\/sk\/wp-json\/wp\/v2\/media?parent=7794"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}