{"id":7051,"date":"2014-03-03T14:19:47","date_gmt":"2014-03-03T18:19:47","guid":{"rendered":"http:\/\/onlineappsdba.com\/?p=7051"},"modified":"2016-05-04T08:34:04","modified_gmt":"2016-05-04T12:34:04","slug":"what-hashing-algorithm-oid-uses-to-store-user-password-ssha-or-md5","status":"publish","type":"post","link":"https:\/\/onlineappsdba.com\/index.php\/2014\/03\/03\/what-hashing-algorithm-oid-uses-to-store-user-password-ssha-or-md5\/","title":{"rendered":"What Hashing Algorithm OID uses to store user Password : SSHA or MD5"},"content":{"rendered":"<p>User&#8217;s password is stored in attribute <strong>userPassword<\/strong> and for security reasons value in password userPassword is hashed using<strong> SSHA<\/strong> (<span style=\"color: #ff0000;\">Salted Secure Hashing Algorithm<\/span>) <strong>Algorithm<\/strong> . More on SHA <a href=\"http:\/\/en.wikipedia.org\/wiki\/Secure_Hash_Algorithm\">here<\/a> and Salt\u00a0<a href=\"http:\/\/en.wikipedia.org\/wiki\/Secure_Hash_Algorithm\">here<\/a><\/p>\n<p>Here are key points related to password in OID<\/p>\n<p><strong>1.<\/strong> User&#8217;s Password in OID are stored in attribute <strong>userPassword<\/strong><\/p>\n<p><strong>2.<\/strong> User&#8217;s password can be stored either in<br \/>\n<strong>a) One-way hashed value<\/strong> (This is more secure)<br \/>\nor<br \/>\n<strong style=\"font-size: 13px;\">b) Encrypted value<\/strong><\/p>\n<p><strong>3.<\/strong> Default userPassword hashing algorithm has changed from <strong>MD5<\/strong> (in 10g OID) to <strong>SHA<\/strong> (in 11g OID)<\/p>\n<p><strong>4.<\/strong> Hashed algoritm used by OID is stored in attribute <strong>orclCryptoScheme<\/strong> in <strong>Root<\/strong> entry (<span style=\"color: #ff0000;\">Note: By default this attribute is not visible but when you update\u00a0attribute value\u00a0using ldapmodify then you can view attribute orclCyyptScheme<\/span>)<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/onlineappsdba.com\/wp-content\/uploads\/2014\/02\/oidHashingAlgorithm.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-7052\" title=\"oidHashingAlgorithm\" src=\"https:\/\/onlineappsdba.com\/wp-content\/uploads\/2014\/02\/oidHashingAlgorithm.png\" alt=\"\" width=\"450\" height=\"570\" srcset=\"https:\/\/onlineappsdba.com\/wp-content\/uploads\/2014\/02\/oidHashingAlgorithm.png 450w, https:\/\/onlineappsdba.com\/wp-content\/uploads\/2014\/02\/oidHashingAlgorithm-236x300.png 236w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><strong>5.<\/strong> To check hashing algorithm used for userPassword attribute,\u00a0create dump of OID users using<\/p>\n<p><span style=\"color: #ff0000;\">ldifwrite connect=&#8221;OIDDB&#8221;\u00a0 basedn=&#8221;cn=atul,cn=Users,<strong>dc=onlineAppsDBA,dc=com<\/strong>&#8221; ldiffile=&#8221;atul.ldif\u201d<\/span><\/p>\n<p>Check {Algorithm} SSHA for attribute userPassword<\/p>\n<p>________<\/p>\n<p><span style=\"color: #ff0000;\">dn: cn=atul,cn=Users,dc=onlineAppsDBA,dc=com <\/span><\/p>\n<p><span style=\"color: #ff0000;\">authpassword;oid: {SASL\/MD5}Af40OwzEC+cpEGGhxgEKiA== <\/span><br \/>\n<span style=\"color: #ff0000;\">authpassword;oid: {SASL\/MD5-DN}J7Y7iZLzL9olRbPBQPkPdQ== <\/span><br \/>\n<span style=\"color: #ff0000;\">orclpassword: {x- orcldbpwd}1.0:DBC33603EF1B2081 <\/span><br \/>\n<span style=\"color: #ff0000;\">orclsamaccountname: atul<br \/>\npwdchangedtime: 20140219161252z <\/span><br \/>\n<span style=\"color: #ff0000;\">sn: atul <\/span><br \/>\n<span style=\"color: #ff0000;\">uid: atul <\/span><br \/>\n<span style=\"color: #ff0000;\"><strong>userpassword: {SSHA}sTrbgp\/d46Ay8ipXHSor7f9YYl+CmaLSv2jr6A==<\/strong><\/span><\/p>\n<p>________<\/p>\n<p><strong>6.<\/strong> To change hashing algorithm used for userPassword attribute use<strong> ldapmodify<\/strong> as mentioned <a href=\"http:\/\/docs.oracle.com\/cd\/E25054_01\/oid.1111\/e10029\/pwdstore.htm#i1043367\">here<\/a><\/p>\n<p><span style=\"font-size: 13px;\">.<\/span><\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Related\/References<\/strong><\/span><\/p>\n<ul>\n<li><a href=\"http:\/\/docs.oracle.com\/cd\/E25054_01\/oid.1111\/e10029\/pwdstore.htm#i1043367\">Managing Password Verifiers in OID<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>User&#8217;s password is stored in attribute userPassword and for security reasons value in password userPassword is hashed using SSHA (Salted [&hellip;]<\/p>\n","protected":false},"author":115,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[436],"tags":[],"class_list":["post-7051","post","type-post","status-publish","format-standard","hentry","category-oid"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What Hashing Algorithm OID uses to store user Password : SSHA or MD5 -<\/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:\/\/onlineappsdba.com\/index.php\/2014\/03\/03\/what-hashing-algorithm-oid-uses-to-store-user-password-ssha-or-md5\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What Hashing Algorithm 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