{"id":19342,"date":"2026-02-20T11:22:59","date_gmt":"2026-02-20T11:22:59","guid":{"rendered":"https:\/\/iprovpn.com\/resources\/?p=19342"},"modified":"2026-02-20T11:22:59","modified_gmt":"2026-02-20T11:22:59","slug":"what-is-netzwerksegmentierung","status":"publish","type":"post","link":"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/","title":{"rendered":"What is Netzwerksegmentierung?"},"content":{"rendered":"<p><span style=\"font-weight: 400\">German companies today depend on digital networks more than ever. From family-run factories in the Mittelstand to large operations at Siemens, Volkswagen, and Deutsche Telekom, everything runs through connected systems. Netzwerksegmentierung breaks one big network into smaller, separate zones. Each zone works on its own rules for access and traffic. This setup stops problems from spreading across the whole system.<\/span><\/p>\n<p><span style=\"font-weight: 400\">        <div class=\"iprovpn_btn_cta_row\">\n    \t<a class=\"btn_cta\" href=\"https:\/\/iprovpn.com\/buy-vpn\" title=\"Get iProVPN Now\">Get iProVPN NOW <i class=\"fas fa-long-arrow-alt-right\"><\/i><\/a>\n    \t<\/div>\n    <\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_75 ez-toc-wrap-center counter-flat ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<div class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/div>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #000000;color:#000000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #000000;color:#000000\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/#How_Netzwerksegmentierung_Works\" >How Netzwerksegmentierung Works<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/#Why_German_Companies_Pay_Attention_Now\" >Why German Companies Pay Attention Now<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/#Different_Ways_to_Apply_Netzwerksegmentierung\" >Different Ways to Apply Netzwerksegmentierung<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/#Real_Advantages_Seen_in_Practice\" >Real Advantages Seen in Practice<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/#How_to_Put_Netzwerksegmentierung_in_Place\" >How to Put Netzwerksegmentierung in Place<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/#Tools_That_Work_Well_in_Germany\" >Tools That Work Well in Germany<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/#Typical_Problems_and_How_to_Solve_Them\" >Typical Problems and How to Solve Them<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/#FAQs\" >FAQs<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/#Does_every_German_company_have_to_use_Netzwerksegmentierung_because_of_NIS2\" >Does every German company have to use Netzwerksegmentierung because of NIS2?<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/#How_does_Netzwerksegmentierung_actually_help_with_DSGVO\" >How does Netzwerksegmentierung actually help with DSGVO?<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/#What_is_the_difference_between_big_zones_and_small_detailed_rules\" >What is the difference between big zones and small, detailed rules?<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/#How_much_does_it_cost_a_typical_Mittelstand_company\" >How much does it cost a typical Mittelstand company?<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/#Can_Netzwerksegmentierung_work_together_with_cloud_services\" >Can Netzwerksegmentierung work together with cloud services?<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/#Final_Thoughts\" >Final Thoughts<\/a><\/li><li class='ez-toc-page-1'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/iprovpn.com\/resources\/what-is-netzwerksegmentierung\/#Start_Browsing_Privately\" >Start Browsing Privately!<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"How_Netzwerksegmentierung_Works\"><\/span>How Netzwerksegmentierung Works<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400\">Netzwerksegmentierung simply means dividing a network. Instead of letting every device talk to every other device, you create barriers. Traffic must pass through controlled points where rules decide what is allowed. Firewalls, routers, VLAN tags, or software policies handle the job.<\/span><\/p>\n<p><span style=\"font-weight: 400\">The main goal is to block sideways movement. If malware gets onto a visitor&#8217;s laptop in the office, it cannot jump straight to production servers or payroll files. In a typical German factory, this might mean one zone for the shop floor machines, another for the office computers, and a third for outside partners. Each zone follows its own security level.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Older setups used physical cables and separate switches. Modern versions rely more on software. You can tag traffic with VLAN numbers on the same cables or use policy engines that watch every single connection. Large German manufacturers often mix both: broad zones for whole departments and finer rules for individual programs or machines. This matches the way Industry 4.0 connects robots and cloud services without opening the entire system.<\/span><\/p>\n<p><span style=\"font-weight: 400\">BSI documents call this zoning approach part of basic good practice. For critical infrastructure operators, the rules go even further. Some cases still need full physical separation or air gaps. Most companies, however, achieve enough protection with logical splits plus strict access lists.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_German_Companies_Pay_Attention_Now\"><\/span>Why German Companies Pay Attention Now<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400\">Germany runs the biggest economy in Europe and leads in making things. That strength also creates targets. Many Mittelstand firms still run equipment installed twenty or thirty years ago. These older networks sit flat and open. Attack numbers keep rising. In early 2026, German organisations saw more than 1,300 attempts per week on average.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Netzwerksegmentierung shrinks the area an attacker can reach. One infected sensor on a conveyor belt stays trapped inside its production cell. This matters for DSGVO because personal data stays inside its own zone. Auditors can see exactly where customer records live and how they are guarded. NIS2 lists network separation as one of the required measures for essential and important entities. Fines reach millions of euros for missing steps, and there are no long grace periods.<\/span><\/p>\n<p><span style=\"font-weight: 400\">In manufacturing halls across Bavaria and North Rhine-Westphalia, the split between office IT and factory OT has become normal. Connecting old PLC controllers to new analysis tools without proper zones would risk stopping whole assembly lines. Netzwerksegmentierung lets companies add smart sensors and still keep the core safe.<\/span><\/p>\n<p><span style=\"font-weight: 400\">The approach also helps with daily work. Smaller network sections mean less chatter and quicker replies. A logistics centre in Hamburg can track shipments in real time without office email slowing everything down. When problems appear, technicians know exactly which zone to check. Audits for BSI or BaFin go faster because the structure is already mapped and documented.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Many German firms also worry about data staying inside the country. Netzwerksegmentierung makes it easier to keep sensitive files on local servers or in approved sovereign clouds while still allowing controlled links to partners.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Different_Ways_to_Apply_Netzwerksegmentierung\"><\/span>Different Ways to Apply Netzwerksegmentierung<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400\">Companies choose the method that matches their size and needs.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Physical separation uses different hardware for each zone. Defence suppliers near Bonn or certain energy sites still rely on this for the highest protection levels.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">VLAN tagging divides traffic on the same cables. A medium-sized machine builder in Stuttgart might run one VLAN for guests, one for staff, and one for voice calls. It works well, but it needs extra access lists because VLAN rules can sometimes be bypassed.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Subnet routing with Layer 3 devices creates IP-based borders. University campuses and big corporate sites use this daily.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Software-defined networking lets policies move with the workloads. A company using private clouds from Deutsche Telekom can apply the same rules whether the server sits in the basement or in a data centre in Frankfurt.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">The finest level, often called microsegmentation, sets rules for each application or virtual machine. A single SAP module talks only to the databases it needs and nothing else. Car makers and their suppliers like this because it speeds up integration after takeovers without opening old networks.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400\">Most German industrial sites start with broad zones between office and production, then add finer controls inside the production area to meet IEC 62443 expectations.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Real_Advantages_Seen_in_Practice\"><\/span>Real Advantages Seen in Practice<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400\">When a breach happens, the affected part stays small. Recent ransomware cases showed segmented networks recovering days faster than flat ones.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Compliance becomes simpler. DSGVO auditors want proof that personal data cannot leak everywhere. A clear zone map provides that proof. NIS2 supply chain checks also become easier when vendors see how their connections are limited.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Network speed improves. Broadcast storms disappear inside small zones. Real-time systems on the factory floor react more quickly.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Management gets easier, too. Monitoring tools focus on single zones, so unusual traffic stands out right away. Patching can target one area at a time without shutting down the whole company.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Costs drop over time. Less unnecessary traffic means lower bandwidth bills in the cloud. Insurance companies sometimes reduce premiums when segmentation is properly documented.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Growth becomes safer. A Mittelstand firm that wins a big new customer can open a limited zone for data exchange instead of exposing the entire internal network.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"How_to_Put_Netzwerksegmentierung_in_Place\"><\/span>How to Put Netzwerksegmentierung in Place<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400\">German companies usually follow a careful sequence.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Start by drawing the current network. List every device, data flow, and important system. Mark where personal data or production controls sit. Many firms bring in external testers certified under BSI schemes for this step.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Next, decide the zones. Common splits include internet-facing services, normal office work, production control, and partner access. The data protection officer helps set the rules for any zone that touches personal information.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Choose the right equipment. Smaller firms often begin with Fortinet or open-source firewalls plus VLANs. Larger operations use systems from Palo Alto, Cisco, or specialised microsegmentation tools that work with existing SAP setups.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Write the rules in plain language first, then turn them into technical policies. The basic idea stays the same: allow only what is necessary and log everything.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Test in one small area first. A single production line or one office floor gives quick feedback without risking the whole business.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Run attack simulations. Several German security firms offer NIS2-style tests that show whether the zones actually hold.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Set up ongoing checks. Connect the zones to the company\u2019s monitoring system,m so alerts come straight to the right team. Review the setup every year or after any big network change.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Document every decision. German auditors expect to see the reasoning behind each zone and rule.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400\">Most projects take between six and eighteen months, depending on company size. Funding programmes such as Digital Jetzt can cover part of the cost for qualifying Mittelstand firms.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tools_That_Work_Well_in_Germany\"><\/span>Tools That Work Well in Germany<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400\">Popular choices include firewalls from Fortinet and Palo Alto because many local system houses already know them. Cisco equipment sits in countless university and corporate networks. For microsegmentation, tools that integrate with VMware or Microsoft environments are common.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Deutsche Telekom offers managed security services that include segmentation for customers who prefer to outsource the daily work. Open-source options like OPNsense run on standard servers and suit smaller budgets when combined with careful configuration.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Whatever you pick, make sure the supplier understands German compliance language and can supply documentation in the format BSI auditors expect.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Typical_Problems_and_How_to_Solve_Them\"><\/span>Typical Problems and How to Solve Them<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400\">Old factory machines sometimes cannot handle new network rules. The usual fix is to place a secure gateway in front of the legacy equipment so the rest of the network stays protected.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Finding skilled people is difficult everywhere in Germany. Many companies work with certified partners or use managed services during the first years.<\/span><\/p>\n<p><span style=\"font-weight: 400\">The upfront cost looks high on paper. Experience shows payback usually arrives inside twelve to twenty-four months through fewer incidents and smoother audits. State grants help reduce the initial outlay.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Staff sometimes worry that new rules will block their daily tasks. Clear communication and short pilot phases help. Involving works councils early avoids later conflicts.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQs\"><\/span>FAQs<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400\">\n<div class=\"blog_faq\">\n                <div class=\"faq\">\n            <h3 class=\"faq_title\"><span class=\"ez-toc-section\" id=\"Does_every_German_company_have_to_use_Netzwerksegmentierung_because_of_NIS2\"><\/span>Does every German company have to use Netzwerksegmentierung because of NIS2? <i class=\"fa fa-plus\"><\/i><span class=\"ez-toc-section-end\"><\/span><\/h3> \n                        <div class=\"faq_description\">\n                <p>No. Only essential and important entities face direct requirements, but the BSI strongly suggests it for everyone who handles sensitive data. Even firms outside the strict scope use it to stay competitive and lower their DSGVO risks.\r\n<\/p>\n            <\/div>\n            <\/div>\n                \n                <div class=\"faq\">\n            <h3 class=\"faq_title\"><span class=\"ez-toc-section\" id=\"How_does_Netzwerksegmentierung_actually_help_with_DSGVO\"><\/span>How does Netzwerksegmentierung actually help with DSGVO?  <i class=\"fa fa-plus\"><\/i><span class=\"ez-toc-section-end\"><\/span><\/h3> \n                        <div class=\"faq_description\">\n                <p>It keeps personal data inside its own zone, so a leak in one place cannot reach everything else. Auditors see clear boundaries and access logs, which count as proper technical protection under the rules.\r\n<\/p>\n            <\/div>\n            <\/div>\n                \n                <div class=\"faq\">\n            <h3 class=\"faq_title\"><span class=\"ez-toc-section\" id=\"What_is_the_difference_between_big_zones_and_small_detailed_rules\"><\/span>What is the difference between big zones and small, detailed rules?  <i class=\"fa fa-plus\"><\/i><span class=\"ez-toc-section-end\"><\/span><\/h3> \n                        <div class=\"faq_description\">\n                <p>Big zones separate whole departments or sites. Small detailed rules control single applications or devices inside those zones. Many factories begin with the big split between office and production, then add finer rules later.\r\n<\/p>\n            <\/div>\n            <\/div>\n                \n                <div class=\"faq\">\n            <h3 class=\"faq_title\"><span class=\"ez-toc-section\" id=\"How_much_does_it_cost_a_typical_Mittelstand_company\"><\/span>How much does it cost a typical Mittelstand company?  <i class=\"fa fa-plus\"><\/i><span class=\"ez-toc-section-end\"><\/span><\/h3> \n                        <div class=\"faq_description\">\n                <p>Expect between 10,000 and 150,000 euros at the start, depending on size and chosen tools. Grants and lower incident costs usually bring the money back inside a year.\r\n<\/p>\n            <\/div>\n            <\/div>\n                \n                <div class=\"faq\">\n            <h3 class=\"faq_title\"><span class=\"ez-toc-section\" id=\"Can_Netzwerksegmentierung_work_together_with_cloud_services\"><\/span>Can Netzwerksegmentierung work together with cloud services?  <i class=\"fa fa-plus\"><\/i><span class=\"ez-toc-section-end\"><\/span><\/h3> \n                        <div class=\"faq_description\">\n                <p>Yes. German regions of major cloud providers and Telekom\u2019s own offerings all support zone controls. The same rules apply whether servers sit in your building or in a certified data centre.\r\n<\/p>\n            <\/div>\n            <\/div>\n            \n    \n    \n    \n    \n    \n    \n    <\/div>\n\n\u00a0<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Final_Thoughts\"><\/span>Final Thoughts<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400\">Netzwerksegmentierung gives German companies a practical way to protect what they have built while still moving forward with new technology. It fits the way we work here: careful, documented, and focused on long-term stability.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Whether you run a supplier plant in Lower Saxony or manage systems for a big industrial group, taking the time to divide your networks properly pays off in security, compliance, and daily reliability.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">    \t<hr class=\"mt-5\">\n        <div class=\"custom_CTA mt-5\">\n            <div class=\"row\">\n                <div class=\"col-lg-7 align-self-center text-lg-left text-center\">\n                    <h3><span class=\"ez-toc-section\" id=\"Start_Browsing_Privately\"><\/span>Start Browsing Privately!<span class=\"ez-toc-section-end\"><\/span><\/h3>\n                    <p clas=\"mb-0\">iProVPN encrypts your data for protection against hackers and surveillance. Unblock your favorite streaming platforms instantly with the best VPN for streaming.<\/p>\n                <\/div>\n                <div class=\"col-lg-5 align-self-center text-center\">\n                    <a class=\"custom_btn_cta\" href=\"https:\/\/iprovpn.com\/buy-vpn\" title=\"Get iProVPN Now\">Get iProVPN NOW<\/a>\n                <\/div>\n            <\/div>\n    \t<\/div>\n    <\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>German companies today depend on digital networks more than ever. From family-run factories in the Mittelstand to large operations at Siemens, Volkswagen, and Deutsche Telekom, everything runs through connected systems. Netzwerksegmentierung breaks one big network into smaller, separate zones. Each zone works on its own rules for access and traffic. This setup stops problems from [&hellip;]<\/p>\n","protected":false},"author":14,"featured_media":19065,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[522,6],"tags":[],"class_list":["post-19342","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides","category-privacy-security"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is Netzwerksegmentierung?<\/title>\n<meta name=\"description\" content=\"Netzwerksegmentierung divides a single network into smaller isolated zones. 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