{"id":3294,"date":"2011-03-21T11:05:42","date_gmt":"2011-03-21T11:05:42","guid":{"rendered":"http:\/\/hgpu.org\/?p=3294"},"modified":"2011-03-21T11:05:42","modified_gmt":"2011-03-21T11:05:42","slug":"gpu-based-password-cracking","status":"publish","type":"post","link":"https:\/\/hgpu.org\/?p=3294","title":{"rendered":"GPU-based password cracking"},"content":{"rendered":"<p>In this research the following question is answered: what should KPMG advice their clients regarding to password length and complexity, now GPU-based password cracking has become a reality. To be able to answer this question, tests with different tools and hashes were performed on a system with four high end GPUs. The test system showed an improvement of a factor fourteen in brute force speed in comparison with modern CPUs. KPMG&#8217;s advice to their clients regarding password length and complexity should be one of the following (this applies to all the hashes that were researched): Nine or more characters with lower and upper case letters, digits and punctuation marks; Ten or more characters with lower and upper case letters and digits; Twelve or more characters with lower case letters and digits.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In this research the following question is answered: what should KPMG advice their clients regarding to password length and complexity, now GPU-based password cracking has become a reality. To be able to answer this question, tests with different tools and hashes were performed on a system with four high end GPUs. The test system showed [&hellip;]<\/p>\n","protected":false},"author":351,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[11,89,3,287],"tags":[1782,14,20,436,31,1800],"class_list":["post-3294","post","type-post","status-publish","format-standard","hentry","category-computer-science","category-nvidia-cuda","category-paper","category-security","tag-computer-science","tag-cuda","tag-nvidia","tag-nvidia-geforce-gtx-295","tag-review","tag-security"],"views":3117,"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/hgpu.org\/index.php?rest_route=\/wp\/v2\/posts\/3294","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hgpu.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hgpu.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hgpu.org\/index.php?rest_route=\/wp\/v2\/users\/351"}],"replies":[{"embeddable":true,"href":"https:\/\/hgpu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3294"}],"version-history":[{"count":0,"href":"https:\/\/hgpu.org\/index.php?rest_route=\/wp\/v2\/posts\/3294\/revisions"}],"wp:attachment":[{"href":"https:\/\/hgpu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3294"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hgpu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3294"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hgpu.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3294"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}