{"id":540,"date":"2005-11-29T12:53:00","date_gmt":"2005-11-29T12:53:00","guid":{"rendered":"http:\/\/markwilson.me.uk\/blog\/2005\/11\/introduction-to-password-cracking.htm"},"modified":"2007-05-31T23:00:51","modified_gmt":"2007-05-31T22:00:51","slug":"introduction-to-password-cracking","status":"publish","type":"post","link":"https:\/\/www.markwilson.co.uk\/blog\/2005\/11\/introduction-to-password-cracking.htm","title":{"rendered":"Introduction to password cracking"},"content":{"rendered":"<p><!--113326897061200883-->I just read a very interesting <a href=\"http:\/\/www.ibm.com\/developerworks\/library\/s-crack\/\">article on password cracking techniques on the IBM website<\/a>.  It doesn&#8217;t contain any information that isn&#8217;t already well known, but it&#8217;s still a useful summary of some of the issues which an administrator should be prepared for and how to prevent them.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>I just read a very interesting article on password cracking techniques on the IBM website. It doesn&#8217;t contain any information that isn&#8217;t already well known, but it&#8217;s still a useful summary of some of the issues which an administrator should be prepared for and how to prevent them.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[],"tags":[43,16],"class_list":["post-540","post","type-post","status-publish","format-standard","hentry","tag-security","tag-useful-websites"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Introduction to password cracking - markwilson.it<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.markwilson.co.uk\/blog\/2005\/11\/introduction-to-password-cracking.htm\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Introduction to password cracking - markwilson.it\" \/>\n<meta property=\"og:description\" content=\"I just read a very interesting article on password cracking techniques on the IBM website. 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The first of the demonstrations was at\u2026","rel":"","context":"In &quot;Technology&quot;","block_context":{"text":"Technology","link":"https:\/\/www.markwilson.co.uk\/blog\/topic\/technology"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.markwilson.co.uk\/blog\/uploads\/IMG_6505.jpg?fit=1200%2C900&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.markwilson.co.uk\/blog\/uploads\/IMG_6505.jpg?fit=1200%2C900&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.markwilson.co.uk\/blog\/uploads\/IMG_6505.jpg?fit=1200%2C900&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.markwilson.co.uk\/blog\/uploads\/IMG_6505.jpg?fit=1200%2C900&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.markwilson.co.uk\/blog\/uploads\/IMG_6505.jpg?fit=1200%2C900&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":832,"url":"https:\/\/www.markwilson.co.uk\/blog\/2007\/07\/quick-tip-for-mac-users-to-recover-a-forgotten-password.htm","url_meta":{"origin":540,"position":1},"title":"Quick tip for Mac users to recover a forgotten password","author":"Mark Wilson","date":"Saturday 7 July 2007","format":false,"excerpt":"If you're anything like me, then you have hundreds of security credentials to use at many websites. 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His source contained some dubious claims (e.g. it claimed that one of the top passwords across Europe is \"monkey\"... maybe that is\u2026","rel":"","context":"In \"Security\"","block_context":{"text":"Security","link":"https:\/\/www.markwilson.co.uk\/blog\/tag\/security"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":6642,"url":"https:\/\/www.markwilson.co.uk\/blog\/2016\/11\/short-takes-a-password-generator-cybercrime-101-and-an-html-table-generator.htm","url_meta":{"origin":540,"position":3},"title":"Short takes: a password generator; cybercrime 101 and an HTML table generator","author":"Mark Wilson","date":"Friday 4 November 2016","format":false,"excerpt":"Some more browser tabs turned into mini-snippets of blog post... Password generator and cybercrime advice The Random number service (random.org) has a useful password generator (though I tend to let LastPass generate mine, this is useful when creating passwords in customer implementations). And, whilst on the subject of security -\u2026","rel":"","context":"In &quot;Technology&quot;","block_context":{"text":"Technology","link":"https:\/\/www.markwilson.co.uk\/blog\/topic\/technology"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":485,"url":"https:\/\/www.markwilson.co.uk\/blog\/2004\/09\/script-to-disable-password-expiry-for.htm","url_meta":{"origin":540,"position":4},"title":"Script to disable password expiry for local Windows accounts","author":"Mark Wilson","date":"Friday 10 September 2004","format":false,"excerpt":"One of the shortcomings of the net user command in Windows is the inability to set the password never expires flag on an account (account expiry options can be set, but not password expiry and the full syntax is described in Microsoft knowledge base article 251394). There are 13 flags\u2026","rel":"","context":"In \"Microsoft Active Directory\"","block_context":{"text":"Microsoft Active Directory","link":"https:\/\/www.markwilson.co.uk\/blog\/tag\/active-directory"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":766,"url":"https:\/\/www.markwilson.co.uk\/blog\/2007\/04\/what-was-that-password-again.htm","url_meta":{"origin":540,"position":5},"title":"What was that password again?","author":"Mark Wilson","date":"Tuesday 10 April 2007","format":false,"excerpt":"In the course of my daily computing activities I have to remember hundreds of username and password combinations. Literally. 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