{"id":1283,"date":"2019-03-28T13:57:37","date_gmt":"2019-03-28T12:57:37","guid":{"rendered":"https:\/\/www.apvnorge.no\/?page_id=1283"},"modified":"2019-03-28T13:58:42","modified_gmt":"2019-03-28T12:58:42","slug":"how-to-protect-grub-by-password","status":"publish","type":"page","link":"https:\/\/www.apvnorge.no\/cz\/it-knowledge-base\/linux\/how-to-protect-grub-by-password\/","title":{"rendered":"How to protect GRUB by password"},"content":{"rendered":"<div id=\"apvno-538969202\" class=\"apvno-before-content apvno-entity-placement\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-7003427967427457\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:inline-block;width:970px;height:250px;\" \ndata-ad-client=\"ca-pub-7003427967427457\" \ndata-ad-slot=\"6272152047\"><\/ins> \n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<ul class=\"wp-block-list\"><li><strong><a href=\"https:\/\/www.apvnorge.no\/it-knowledge-base\/linux\/\">Back to Linux<\/a><\/strong><\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n<pre class=\"wp-block-preformatted brush: powershell; title: ; notranslate\"><strong>Create your password by typing<\/strong>\n# grub-mkpasswd-pbkdf2\n\nEnter your password.\nThis will generate a long and encrypted password.\n\n<strong>Copy the whole generated code and Edit the file<\/strong>\n\n\/etc\/grub.d\/00_header using vi, leafpad, nano e.g\n# vi \/etc\/grub.d\/00_header\nor\n# sudo leafpad \/etc\/grub.d\/00_header\n\nGo to the end of the file.\n\n<strong>Type the following command<\/strong>\n\ncat &lt;&lt; EOF\nset superusers=\"username\"\npassword_pbkdf2 username 'paste the generated code copied above here'\nEOF\n\n<strong>Save the changes and exit the editor &amp; update grub using either of the commands<\/strong>\n\n# update-grub\nor\n# grub-mkconfig -o \/boot\/grub\/grub.cfg\n\nTo test the changes, reboot the system. \nIf the procedure above was successful, once you select grub entry to boot, you will be prompted to enter username and password. \nEnter those credentials and your grub is secured!!!!\n<\/pre><div id=\"apvno-4160411345\" class=\"apvno-after apvno-entity-placement\"><script>\r\n_adsys_id = 33949;\r\n_adsys_size = 1;\r\n<\/script>\r\n<script src=\"https:\/\/d.wedosas.net\/d.js\"><\/script>    \r\n<\/br>\r\n<div>\r\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<!-- AD-4 -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:inline-block;width:970px;height:250px\"\r\n     data-ad-client=\"ca-pub-7003427967427457\"\r\n     data-ad-slot=\"6272152047\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/div>\r\n<a href=\"https:\/\/affiliates.ssl.com\/820-3-1-13.html\" target=\"_blank\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" style=\"border:0px\" src=\"https:\/\/i0.wp.com\/affiliates.ssl.com\/media\/banners\/SSL-banner-UC-certificate-2-v5.png?resize=640%2C79&#038;ssl=1\" width=\"640\" height=\"79\" alt=\"Microsoft Exchange SAN UCC SSL\"><\/a><\/div>","protected":false},"excerpt":{"rendered":"<p>Back to Linux Create your password by typing # grub-mkpasswd-pbkdf2 Enter your password. This will generate a long and encrypted password. Copy the whole generated code and Edit the file \/etc\/grub.d\/00_header using vi, leafpad, nano e.g # vi \/etc\/grub.d\/00_header or # sudo leafpad \/etc\/grub.d\/00_header Go to the end of the file. Type the following command [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":472,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"_exactmetrics_skip_tracking":false,"_monsterinsights_skip_tracking":false,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"class_list":["post-1283","page","type-page","status-publish","hentry"],"translation":{"provider":"WPGlobus","version":"3.0.5","language":"cz","enabled_languages":["en","no","cz"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"no":{"title":false,"content":false,"excerpt":false},"cz":{"title":false,"content":false,"excerpt":false}}},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Back to Linux Create your password by typing # grub-mkpasswd-pbkdf2 Enter your password. This will generate a long and encrypted password. Copy the whole generated code and Edit the file \/etc\/grub.d\/00_header using vi, leafpad, nano e.g # vi \/etc\/grub.d\/00_header or # sudo leafpad \/etc\/grub.d\/00_header Go to the end of the file. 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Copy the whole generated code and Edit the file \/etc\/grub.d\/00_header using vi, leafpad, nano e.g # vi \/etc\/grub.d\/00_header or # sudo leafpad \/etc\/grub.d\/00_header Go to the end of the file. Type the following command\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/www.apvnorge.no\/cz\/it-knowledge-base\/linux\/how-to-protect-grub-by-password\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/i0.wp.com\/www.apvnorge.no\/wp-content\/uploads\/2018\/05\/APV.gif?fit=23081&#038;ssl=1\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/i0.wp.com\/www.apvnorge.no\/wp-content\/uploads\/2018\/05\/APV.gif?fit=23081&#038;ssl=1\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2019-03-28T12:57:37+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2019-03-28T12:58:42+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/profile.php?id=100064041250396\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"How to protect GRUB by password - Et teknologiselskap\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Back to Linux Create your password by typing # grub-mkpasswd-pbkdf2 Enter your password. This will generate a long and encrypted password. Copy the whole generated code and Edit the file \/etc\/grub.d\/00_header using vi, leafpad, nano e.g # vi \/etc\/grub.d\/00_header or # sudo leafpad \/etc\/grub.d\/00_header Go to the end of the file. 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This will generate a long and encrypted password. Copy the whole generated code and Edit the file \\\/etc\\\/grub.d\\\/00_header using vi, leafpad, nano e.g # vi \\\/etc\\\/grub.d\\\/00_header or # sudo leafpad \\\/etc\\\/grub.d\\\/00_header Go to the end of the file. 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This will generate a long and encrypted password. Copy the whole generated code and Edit the file \/etc\/grub.d\/00_header using vi, leafpad, nano e.g # vi \/etc\/grub.d\/00_header or # sudo leafpad \/etc\/grub.d\/00_header Go to the end of the file. 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Copy the whole generated code and Edit the file \/etc\/grub.d\/00_header using vi, leafpad, nano e.g # vi \/etc\/grub.d\/00_header or # sudo leafpad \/etc\/grub.d\/00_header Go to the end of the file. 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