{"id":7132,"date":"2026-04-17T09:56:23","date_gmt":"2026-04-17T07:56:23","guid":{"rendered":"https:\/\/logmanager.com\/?post_type=how_to&#038;p=7132"},"modified":"2026-05-28T12:14:13","modified_gmt":"2026-05-28T10:14:13","slug":"prvotni-analyza-podezrele-ip-adresy","status":"publish","type":"how_to","link":"https:\/\/logmanager.com\/cs\/docs\/how-to\/prvotni-analyza-podezrele-ip-adresy\/","title":{"rendered":"Jak na rychlou anal\u00fdzu podez\u0159el\u00e9 IP adresy"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Prioritizace alertu (alert triage) je u\u017eite\u010dn\u00e1 ve chv\u00edli, kdy obdr\u017e\u00edte alert s velmi omezen\u00fdm kontextem. I jedin\u00e1 IP adresa m\u016f\u017ee slou\u017eit jako dobr\u00fd v\u00fdchoz\u00ed bod pro rychlou anal\u00fdzu a posouzen\u00ed, zda alertu v\u011bnovat v\u011bt\u0161\u00ed pozornost. Logmanager to usnad\u0148uje d\u00edky rychl\u00e9mu vyhled\u00e1v\u00e1n\u00ed, p\u0159izp\u016fsoben\u00ed sloupc\u016f a plynul\u00e9mu roz\u0161\u00ed\u0159en\u00ed vy\u0161et\u0159ov\u00e1n\u00ed z jedn\u00e9 stopy na \u0161ir\u0161\u00ed soubor souvisej\u00edc\u00edch ud\u00e1lost\u00ed.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/logmanager.com\/wp-content\/uploads\/2026\/03\/search-ip-address-activity-filtered-for-an-IP-address.png\" alt=\"Discover search screen in Logmanager used to investigate a suspicious IP address\"\/><figcaption class=\"wp-element-caption\"><em>Obr. 1:&nbsp;Obrazovka vyhled\u00e1v\u00e1n\u00ed v Discover v Logmanageru pou\u017eit\u00e1 k vy\u0161et\u0159ov\u00e1n\u00ed podez\u0159el\u00e9 IP adresy.<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">1. Vyhledejte v Discover<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Otev\u0159ete&nbsp;<strong>Discover<\/strong>&nbsp;a vyhledejte podez\u0159elou IP adresu z alertu. Roz\u0161i\u0159te \u010dasov\u00fd interval i mimo p\u0159esn\u00fd \u010das alertu, abyste vid\u011bli, co se stalo p\u0159ed i po ud\u00e1losti, kter\u00e1 alert spustila.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2. P\u0159idejte kontextov\u00e9 sloupce<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159idejte u\u017eite\u010dn\u00e1 pole, jako jsou&nbsp;<strong>username<\/strong>,&nbsp;<strong>event type<\/strong>&nbsp;a&nbsp;<strong>source device<\/strong>. To je u\u017eite\u010dn\u00e9, proto\u017ee v\u00e1m to umo\u017en\u00ed pochopit kontext ka\u017ed\u00e9 ud\u00e1losti bez nutnosti otev\u00edrat jednotliv\u00e9 \u0159\u00e1dky jeden po druh\u00e9m.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/logmanager.com\/wp-content\/uploads\/2026\/03\/search-seach-for-all-logs-for-a-given-IP-in-logmanager.png\" alt=\"Discover results in Logmanager with added username event type and device columns for suspicious IP analysis\"\/><figcaption class=\"wp-element-caption\"><em>Obr. 2:&nbsp;V\u00fdsledky v Discover v Logmanageru s p\u0159idan\u00fdmi sloupci username, event type a device pro anal\u00fdzu podez\u0159el\u00e9 IP adresy.<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">3. Hledejte ne\u00fasp\u011b\u0161n\u00e9 i \u00fasp\u011b\u0161n\u00e9 ud\u00e1losti<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Zkontrolujte \u010dasovou osu z hlediska ne\u00fasp\u011b\u0161n\u00fdch p\u0159ihl\u00e1\u0161en\u00ed, sondovac\u00ed aktivity a n\u00e1sledn\u00fdch \u00fasp\u011b\u0161n\u00fdch nebo aplika\u010dn\u00edch ud\u00e1lost\u00ed. Sekvence ne\u00fasp\u011b\u0161n\u00fdch pokus\u016f n\u00e1sledovan\u00e1 validn\u00ed aktivitou m\u016f\u017ee nazna\u010dovat eskalaci rizika.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/logmanager.com\/wp-content\/uploads\/2026\/03\/search-even-detail-for-a-suspicious-user-activity-in-logmanager.png\" alt=\"Suspicious IP event stream in Logmanager showing failed login attempts and other related activity\"\/><figcaption class=\"wp-element-caption\"><em>Obr. 3:&nbsp;Tok ud\u00e1lost\u00ed podez\u0159el\u00e9 IP adresy v Logmanageru zobrazuj\u00edc\u00ed ne\u00fasp\u011b\u0161n\u00e9 pokusy o p\u0159ihl\u00e1\u0161en\u00ed a dal\u0161\u00ed souvisej\u00edc\u00ed aktivitu.<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">4. Roz\u0161i\u0159te vy\u0161et\u0159ov\u00e1n\u00ed na souvisej\u00edc\u00ed u\u017eivatele a syst\u00e9my<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud se stejn\u00e1 IP adresa objevuje ve spojen\u00ed s v\u00edce u\u017eivatelsk\u00fdmi jm\u00e9ny nebo zdrojov\u00fdmi syst\u00e9my, pokra\u010dujte kontrolou t\u011bchto u\u017eivatel\u016f, dal\u0161\u00edch souvisej\u00edc\u00edch IP adres a jak\u00e9koli neobvykl\u00e9 p\u0159\u00edstupov\u00e9 nebo privilegovan\u00e9 aktivity s nimi spojen\u00e9.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>I jedin\u00e1 IP adresa m\u016f\u017ee slou\u017eit jako dobr\u00fd v\u00fdchoz\u00ed bod pro vy\u0161et\u0159ov\u00e1n\u00ed.<\/p>\n","protected":false},"author":7,"featured_media":6552,"parent":0,"template":"","how_to_tag":[45],"class_list":["post-7132","how_to","type-how_to","status-publish","has-post-thumbnail","hentry","how_to_tag-how-to"],"acf":[],"_links":{"self":[{"href":"https:\/\/logmanager.com\/cs\/wp-json\/wp\/v2\/how_to\/7132","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/logmanager.com\/cs\/wp-json\/wp\/v2\/how_to"}],"about":[{"href":"https:\/\/logmanager.com\/cs\/wp-json\/wp\/v2\/types\/how_to"}],"author":[{"embeddable":true,"href":"https:\/\/logmanager.com\/cs\/wp-json\/wp\/v2\/users\/7"}],"version-history":[{"count":4,"href":"https:\/\/logmanager.com\/cs\/wp-json\/wp\/v2\/how_to\/7132\/revisions"}],"predecessor-version":[{"id":7291,"href":"https:\/\/logmanager.com\/cs\/wp-json\/wp\/v2\/how_to\/7132\/revisions\/7291"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/logmanager.com\/cs\/wp-json\/wp\/v2\/media\/6552"}],"wp:attachment":[{"href":"https:\/\/logmanager.com\/cs\/wp-json\/wp\/v2\/media?parent=7132"}],"wp:term":[{"taxonomy":"how_to_tag","embeddable":true,"href":"https:\/\/logmanager.com\/cs\/wp-json\/wp\/v2\/how_to_tag?post=7132"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}