{"id":2546,"date":"2020-10-18T07:08:00","date_gmt":"2020-10-18T07:08:00","guid":{"rendered":"https:\/\/www.ecit.com\/se\/blog\/"},"modified":"2026-06-15T08:38:37","modified_gmt":"2026-06-15T08:38:37","slug":"oka-sakerheten-pa-natverket","status":"publish","type":"blog","link":"https:\/\/www.ecit.com\/se\/it\/blogg\/oka-sakerheten-pa-natverket\/","title":{"rendered":"\u00d6ka s\u00e4kerheten p\u00e5 n\u00e4tverket"},"content":{"rendered":"\n<section id=\"block_acf-block-6a2fba0b46aa9\"\n\tx-data=\"Hero\"\n\tclass=\"hero block-outer   is-subhero has-image \">\n\n\t\t\t<div class=\"hero__bg-image\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1920\" height=\"1080\" src=\"https:\/\/www.ecit.com\/se\/wp-content\/uploads\/2026\/03\/36ec233d9d091775b0eb28560c7b1a3aa39ae4bb.jpg\" class=\"attachment-image_1920_1080 size-image_1920_1080\" alt=\"\" srcset=\"https:\/\/www.ecit.com\/se\/wp-content\/uploads\/2026\/03\/36ec233d9d091775b0eb28560c7b1a3aa39ae4bb.jpg 1920w, https:\/\/www.ecit.com\/se\/wp-content\/uploads\/2026\/03\/36ec233d9d091775b0eb28560c7b1a3aa39ae4bb-300x169.jpg 300w, https:\/\/www.ecit.com\/se\/wp-content\/uploads\/2026\/03\/36ec233d9d091775b0eb28560c7b1a3aa39ae4bb-1024x576.jpg 1024w, https:\/\/www.ecit.com\/se\/wp-content\/uploads\/2026\/03\/36ec233d9d091775b0eb28560c7b1a3aa39ae4bb-768x432.jpg 768w, https:\/\/www.ecit.com\/se\/wp-content\/uploads\/2026\/03\/36ec233d9d091775b0eb28560c7b1a3aa39ae4bb-1536x864.jpg 1536w, https:\/\/www.ecit.com\/se\/wp-content\/uploads\/2026\/03\/36ec233d9d091775b0eb28560c7b1a3aa39ae4bb-1280x720.jpg 1280w, https:\/\/www.ecit.com\/se\/wp-content\/uploads\/2026\/03\/36ec233d9d091775b0eb28560c7b1a3aa39ae4bb-150x84.jpg 150w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/>            <div class=\"hero__bg-image-gradient hero__bg-image-transparent-gradient\"><\/div>\n\t\t<\/div>\n    \n    <div class=\"hero__container block-inner alignfull\">\n        <div class=\"hero__content \">\n            <div class=\"hero__content-text\">\n\n                                    <div class=\"hero__eyebrow text-label\">IT-s\u00e4kerhet<\/div>\n                \n                <div class=\"hero__header-box\">\n                                                                    <h1 class=\"hero__heading heading-black-2 \">\n                            \u00d6ka s\u00e4kerheten p\u00e5 n\u00e4tverket                        <\/h1>\n                    \n                    <div class=\"hero__heading-stroke\"><\/div>\n\n                                    <\/div>\n\n                            <\/div>\n\n                    <\/div>\n\n        <div class=\"hero__distributed-buttons block-outer--bleed\">\n            \n\n<section id=\"block_acf-block-6a2fba0b46ace\"\n         class=\"distribution-buttons \">\n\t\t\t<div class=\"distribution-buttons__buttons  distribution-buttons__buttons--columns-\">\n\t\t\t\n\n\n\n\n\n\n\t\t<\/div>\n\t<\/section>\n\n\n        <\/div>\n    <\/div>\n<\/section>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-post-author\"><div class=\"wp-block-post-author__avatar\"><img alt='' src='https:\/\/secure.gravatar.com\/avatar\/c99533d7d5e5087a0bb073c2eb8e866934407bdb9ed1d16ecb00fc12de648cd3?s=48&#038;d=mm&#038;r=g' srcset='https:\/\/secure.gravatar.com\/avatar\/c99533d7d5e5087a0bb073c2eb8e866934407bdb9ed1d16ecb00fc12de648cd3?s=96&#038;d=mm&#038;r=g 2x' class='avatar avatar-48 photo' height='48' width='48' \/><\/div><div class=\"wp-block-post-author__content\"><p class=\"wp-block-post-author__byline\">Skrevet af<\/p><p class=\"wp-block-post-author__name\">Sofia Pernbrink<\/p><\/div><\/div>\n\n\n<p class=\" wp-block-paragraph\">Som chef \u00e4r du ansvarig f\u00f6r s\u00e4kerheten. H\u00e4r g\u00e5r vi igenom hur du kan \u00f6ka s\u00e4kerheten p\u00e5 arbetsplatsens n\u00e4tverk.<\/p>\n\n\n\n<p class=\" wp-block-paragraph\">B\u00e5de anst\u00e4llda och bes\u00f6kare beh\u00f6ver tillg\u00e5ng till internet, men \u00e4r du helt s\u00e4ker p\u00e5 att alla som anv\u00e4nder n\u00e4tverket har goda avsikter? Samt att det inte finns n\u00e5got virus p\u00e5 de enheter de anv\u00e4nder?<\/p>\n\n\n\n<p class=\" wp-block-paragraph\">\u00c4ven om du har ett h\u00f6gt f\u00f6rtroende f\u00f6r de som anv\u00e4nder n\u00e4tverket \u00e4r det enkelt att f\u00e5 skadlig programvara installerad p\u00e5 din enhet utan att vara medveten om det.<a href=\"https:\/\/www.ecit.com\/se\/it\/service\/it-sakerhet\/\">&nbsp;IT-s\u00e4kerhet<\/a>&nbsp;b\u00f6r inte bara byggas p\u00e5 f\u00f6rtroende f\u00f6r anst\u00e4llda och bes\u00f6kare utan med en fullst\u00e4ndig \u00f6versikt, bra riktlinjer och r\u00e4tt \u00e5tg\u00e4rder.<\/p>\n\n\n\n<p class=\" wp-block-paragraph\">H\u00e4r delar vi v\u00e5ra 7 b\u00e4sta tips f\u00f6r hur du kan f\u00f6rb\u00e4ttra s\u00e4kerheten kring f\u00f6retagets n\u00e4tverk.<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-heading-default-4-font-size\"><strong>7 tips f\u00f6r \u00f6kad n\u00e4tverkss\u00e4kerhet<br><br>1. F\u00e5 \u00f6versikt vilka enheter som \u00e4r anslutna till n\u00e4tverket<\/strong><\/h3>\n\n\n\n<p class=\" wp-block-paragraph\">M\u00e5nga har bra kontroll \u00f6ver datorer och mobiltelefoner i n\u00e4tverket, men hur \u00e4r det med alla andra enheter? Skrivare, kopiatorer, kameror, projektorer och ljudanl\u00e4ggningar \u2013 idag \u00e4r m\u00e5nga av dessa anslutna till ett n\u00e4tverk.<\/p>\n\n\n\n<p class=\" wp-block-paragraph\">Innan du kan skydda dig sj\u00e4lv m\u00e5ste du veta vad du ska skydda och vad du ska skydda dig mot. B\u00e5da \u00e4r l\u00e4ttare sagt \u00e4n gjort, men lyckligtvis \u00e4r det inte om\u00f6jligt. Det finns flera enkla gratisverktyg som kan ge en \u00f6versikt \u00f6ver vad som \u00e4r anslutet till n\u00e4tverket.<br>Fing \u00e4r en gratis app f\u00f6r iPhone- och Android-telefoner som skannar n\u00e4tverket och visar vilka enheter som \u00e4r anslutna. Det finns flera liknande, andra verktyg som kan utf\u00f6ra regelbunden genoms\u00f6kning och eventuellt uppt\u00e4cka irrelevanta enheter.<\/p>\n\n\n\n<p class=\" wp-block-paragraph\">Det viktigaste \u00e4r att skanna de n\u00e4tverk som \u00e4r synliga f\u00f6r anv\u00e4ndare och g\u00e4ster. T\u00e4nk ocks\u00e5 p\u00e5 att det kan finnas andra n\u00e4tverk som inte n\u00f6dv\u00e4ndigtvis \u00e4r synliga f\u00f6r anv\u00e4ndarna. Dessa b\u00f6r ocks\u00e5 skannas och \u00f6vervakas.<\/p>\n\n\n\n<p class=\" wp-block-paragraph\">Enheter som inte beh\u00f6vs ska inte anslutas till f\u00f6retagsn\u00e4tverket<\/p>\n\n\n\n<p class=\" wp-block-paragraph\">I grund och botten ska endast enheter som faktiskt beh\u00f6ver vara i n\u00e4tverket anslutas. Vad som beh\u00f6vs \u00e4r inte alltid klart. Vissa f\u00f6retag \u00e4r mycket strikta, medan andra anser att anst\u00e4llda b\u00f6r f\u00e5 anv\u00e4nda Xbox eller PlayStation p\u00e5 jobbet. Det finns inget facit, men du som f\u00f6retagsledare b\u00f6r ha en \u00e5sikt om detta.<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-heading-default-4-font-size\"><strong>2. Eget g\u00e4stn\u00e4tverk<\/strong><\/h3>\n\n\n\n<p class=\" wp-block-paragraph\">F\u00f6retag b\u00f6r erbjuda g\u00e4ster ett separat n\u00e4tverk d\u00e4r enheterna bara kan prata med internet och inte med varandra. G\u00e4stn\u00e4tverket ska vara s\u00e4kert, helst med ett eng\u00e5ngsl\u00f6senord. \u00d6ppna n\u00e4tverk rekommenderas inte.<\/p>\n\n\n\n<p class=\" wp-block-paragraph\">Med ditt eget g\u00e4stn\u00e4tverk f\u00e5r du b\u00e4ttre kontroll och en \u00f6versikt \u00f6ver vem som ansluter till n\u00e4tverket. Dessutom kan du styra:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hur mycket av den totala bandbredden g\u00e4stn\u00e4tverket ska f\u00e5<\/li>\n\n\n\n<li>Hur mycket varje enhet kan anv\u00e4nda<\/li>\n\n\n\n<li>Hur n\u00e4tverket kan anv\u00e4ndas<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading has-heading-default-4-font-size\"><strong>3. Dela upp n\u00e4tverket<\/strong><\/h3>\n\n\n\n<p class=\" wp-block-paragraph\">Aff\u00e4rssystem \u00e4r &#8221;livsnerven&#8221; i verksamheten. Endast datorer och servrar som godk\u00e4nts och hanterats av f\u00f6retaget ska anslutas till de n\u00e4tverk som kommunicerar med dem. S\u00e5 h\u00e4r st\u00e4ller du in ditt n\u00e4tverk s\u00e4kert och bekv\u00e4mt:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Servrar, datorer och mobiler b\u00f6r ha sina egna n\u00e4tverk. Genom brandv\u00e4ggen kan man styra trafiken till och fr\u00e5n n\u00e4tverket och f\u00f6retagets aff\u00e4rssystem.<\/li>\n\n\n\n<li>Enheter som allm\u00e4nna skrivare och informationssk\u00e4rmar b\u00f6r inte vara i samma n\u00e4tverk som aff\u00e4rssystem. Endast den datatrafik som ska till aff\u00e4rssystemet vidarebefordras. Betalningssystem och IP-telefoner b\u00f6r ocks\u00e5 ha ett eget n\u00e4tverk.<\/li>\n\n\n\n<li>Kameror, larm, ventilation, solskydd och passer- och s\u00e4kerhetssystem \u00e4r ofta anslutna till ett n\u00e4tverk. Dessa b\u00f6r vara helt isolerade och helst inte p\u00e5 internet.<\/li>\n\n\n\n<li>Obeh\u00f6riga enheter som \u00e4r anslutna via kabel b\u00f6r isoleras utan internet\u00e5tkomst.<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"610\" src=\"https:\/\/www.ecit.com\/se\/wp-content\/uploads\/2026\/06\/man-it-Racks-Cabling.jpg\" alt=\"\" class=\"wp-image-2325\" srcset=\"https:\/\/www.ecit.com\/se\/wp-content\/uploads\/2026\/06\/man-it-Racks-Cabling.jpg 1000w, https:\/\/www.ecit.com\/se\/wp-content\/uploads\/2026\/06\/man-it-Racks-Cabling-300x183.jpg 300w, https:\/\/www.ecit.com\/se\/wp-content\/uploads\/2026\/06\/man-it-Racks-Cabling-768x468.jpg 768w, https:\/\/www.ecit.com\/se\/wp-content\/uploads\/2026\/06\/man-it-Racks-Cabling-150x92.jpg 150w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading has-heading-default-4-font-size\"><strong>4. Konfigurera och skydda ditt tr\u00e5dl\u00f6sa n\u00e4tverk<\/strong><\/h3>\n\n\n\n<p class=\" wp-block-paragraph\">Om du sj\u00e4lv installerar ett n\u00e4tverk i ditt f\u00f6retag \u00e4r det viktigt att se till att n\u00e4tverket \u00e4r r\u00e4tt konfigurerat. Om du anv\u00e4nder en standardinst\u00e4llning minskar s\u00e4kerheten avsev\u00e4rt.<\/p>\n\n\n\n<p class=\" wp-block-paragraph\">Det \u00e4r viktigt att ha en bra brandv\u00e4gg. Med en brandv\u00e4gg kommer f\u00f6retaget alltid att ha en s\u00e4kerhetsl\u00f6sning som s\u00e4kerst\u00e4ller f\u00f6rstklassigt f\u00f6rsvar f\u00f6r f\u00f6retagets infrastruktur. Genom att klassificera all trafik baserat p\u00e5 applikation, anv\u00e4ndare och inneh\u00e5ll sorterar brandv\u00e4ggen bort skadlig programvara.<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-heading-default-4-font-size\"><strong>5. Anv\u00e4nd inte ett standardl\u00f6senord<\/strong><\/h3>\n\n\n\n<p class=\" wp-block-paragraph\">Ers\u00e4tt standardl\u00f6senordet med ett nytt, starkt l\u00f6senord. NorSIS (Norwegian Center for Information Security) rekommenderar att du anv\u00e4nder unika l\u00f6senord p\u00e5 de olika tj\u00e4nsterna och systemen du anv\u00e4nder, ist\u00e4llet f\u00f6r att byta l\u00f6senord ofta. Skapa g\u00e4rna en regel f\u00f6r \u00e5terkallande av l\u00f6senord som s\u00e4kerst\u00e4ller att du kan skapa variationer \u00f6ver en fras som s\u00e4kerst\u00e4ller unika l\u00f6senord f\u00f6r varje tj\u00e4nst.<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-heading-default-4-font-size\"><strong>6. H\u00e5ll enheterna uppdaterade<\/strong><\/h3>\n\n\n\n<p class=\" wp-block-paragraph\">Det \u00e4r viktigt att alla enheter du anv\u00e4nder \u00e4r uppdaterade. Detta g\u00e4ller alla applikationer och program p\u00e5 enheten, s\u00e5v\u00e4l som sj\u00e4lva operativsystemet. Ett bra tips kan vara att st\u00e4nga av enheterna en g\u00e5ng i veckan. N\u00e4r enheten sl\u00e5s p\u00e5 igen f\u00e5r du vanligtvis meddelanden om tillg\u00e4ngliga uppdateringar.<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-heading-default-4-font-size\"><strong>7. Ge riktlinjer och uppdaterad information om den aktuella hotbilden inom IT till de anst\u00e4llda.<\/strong><\/h3>\n\n\n\n<p class=\" wp-block-paragraph\">Bra rutiner och riktlinjer f\u00f6r anst\u00e4llda ger trygghet n\u00e4r de ansluter sina enheter till n\u00e4tverket. P\u00e5 detta s\u00e4tt kan f\u00f6retaget s\u00e4kerst\u00e4lla s\u00e4kerheten f\u00f6r sina kritiska system och begr\u00e4nsa attackerna om de skulle intr\u00e4ffa.<\/p>\n\n\n\n<p class=\" wp-block-paragraph\">S\u00e4kerhet handlar ocks\u00e5 om fortbildning av anst\u00e4llda. Det \u00e4r viktigt att se till att de har god kunskap om hur cyberbrottslingar f\u00f6rs\u00f6ker f\u00e5 tillg\u00e5ng till deras enheter och information om anv\u00e4ndarnamn och l\u00f6senord.<\/p>\n\n\n\n<p class=\" wp-block-paragraph\">Vill du veta mer om&nbsp;<a href=\"https:\/\/www.ecit.com\/se\/it\/service\/it-sakerhet\/\">s\u00e4kerhet?<\/a>&nbsp;<\/p>\n\n\n\n<section\n    id=\"block_acf-block-6a2fba0b46b06\"\n    x-data=\"PostQuery\"    class=\"post-query block-outer \"\n>\n\t<div\n        x-data=\"postsByTypeTaxTerm({ postTypes: ['blog'], queryTerms: [], orderBy: 'title', order: 'ASC', postsPerPage: -1, excludeIds: [] })\"\n        x-init=\"initPosts([])\"\n        class=\"post-query__container block-inner  alignfull\"\n    >\n\t\t\t\t\t<h2 class=\"post-query__heading heading-default-3\">L\u00e4s fler bloggar<\/h2>\n\t\t\n        <div class=\"post-query__terms\">\n            <button @click=\"filterPosts([])\" class=\"post-query__term-item first-item heading-default-5\" :class=\"Array.isArray(activeTaxTermID) ? 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H\u00e4r g\u00e5r vi igenom hur du kan \u00f6ka s\u00e4kerheten p\u00e5 n\u00e4tverket.<\/p>\n","protected":false},"author":6,"featured_media":2135,"parent":0,"template":"","format":[],"division":[11],"topic":[26],"platform":[],"class_list":["post-2546","blog","type-blog","status-publish","has-post-thumbnail","hentry","division-it-services","topic-it-sakerhet"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.9 (Yoast SEO v27.9) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>\u00d6ka s\u00e4kerheten p\u00e5 n\u00e4tverket - ECIT<\/title>\n<meta name=\"description\" content=\"Som chef \u00e4r du ansvarig f\u00f6r s\u00e4kerheten. 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