{"id":15594,"date":"2026-02-02T22:11:46","date_gmt":"2026-02-02T22:11:46","guid":{"rendered":"https:\/\/newestek.com\/?p=15594"},"modified":"2026-02-02T22:11:46","modified_gmt":"2026-02-02T22:11:46","slug":"microsoft-disables-ntlm-in-windows","status":"publish","type":"post","link":"https:\/\/newestek.com\/?p=15594","title":{"rendered":"Microsoft disables NTLM in Windows"},"content":{"rendered":"<div>\n<div id=\"remove_no_follow\">\n<div class=\"grid grid--cols-10@md grid--cols-8@lg article-column\">\n<div class=\"col-12 col-10@md col-6@lg col-start-3@lg\">\n<div class=\"article-column__content\">\n<section class=\"wp-block-bigbite-multi-title\">\n<div class=\"container\"><\/div>\n<\/section>\n<p>Microsoft has announced that the phase-out of NT LAN Manager (NTLM) is now transitioning to disabling the protocol by default, in an effort to increase security in Windows 11 and Windows Server.<\/p>\n<p>NTLM is a series of security protocols that were introduced in the 1990s, but since Kerberos became the default protocol in Windows 2000, its use has declined with each passing year.<\/p>\n<p>Still, many legacy enterprise systems still support or use NTLM, making them vulnerability to <a href=\"https:\/\/www.csoonline.com\/article\/571263\/ntlm-relay-attacks-explained-and-why-petitpotam-is-the-most-dangerous.html\">NTLM relay attacks<\/a>, for example. And while Microsoft administrators have been <a href=\"https:\/\/www.csoonline.com\/article\/570755\/how-to-prepare-for-the-demise-of-windows-nt-lan-manager.html\">preparing for the demise of NTLM for years<\/a>, many still struggle to <a href=\"https:\/\/www.csoonline.com\/article\/2097636\/ridding-your-network-of-ntlm.html\">rid their networks of the protocol<\/a>.<\/p>\n<p>In recent years, hackers have exploited NTLM flaws to gain full access to networks, so the disadvantages of supporting it outweigh the advantages. Microsoft now considers NTLM deprecated.<\/p>\n<p>A timetable for the deactivation can be found on\u00a0<a href=\"https:\/\/techcommunity.microsoft.com\/blog\/windows-itpro-blog\/advancing-windows-security-disabling-ntlm-by-default\/4489526\">the Windows IT Pro Blog<\/a>.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Microsoft has announced that the phase-out of NT LAN Manager (NTLM) is now transitioning to disabling the protocol by default, in an effort to increase security in Windows 11 and Windows Server. NTLM is a series of security protocols that were introduced in the 1990s, but since Kerberos became the default protocol in Windows 2000, its use has declined with each passing year. Still, many&#8230; <\/p>\n<p class=\"more\"><a class=\"more-link\" href=\"https:\/\/newestek.com\/?p=15594\">Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-15594","post","type-post","status-publish","format-standard","hentry","category-uncategorized","is-cat-link-borders-light is-cat-link-rounded"],"_links":{"self":[{"href":"https:\/\/newestek.com\/index.php?rest_route=\/wp\/v2\/posts\/15594","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/newestek.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/newestek.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/newestek.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/newestek.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=15594"}],"version-history":[{"count":0,"href":"https:\/\/newestek.com\/index.php?rest_route=\/wp\/v2\/posts\/15594\/revisions"}],"wp:attachment":[{"href":"https:\/\/newestek.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=15594"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/newestek.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=15594"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/newestek.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=15594"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}