{"id":5332,"date":"2022-08-28T04:50:12","date_gmt":"2022-08-27T23:20:12","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-encrypting-the-password-using-salt-in-c-closed\/"},"modified":"2022-08-28T04:50:12","modified_gmt":"2022-08-27T23:20:12","slug":"solved-encrypting-the-password-using-salt-in-c-closed","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-encrypting-the-password-using-salt-in-c-closed\/","title":{"rendered":"[Solved] Encrypting the password using salt in c# [closed]"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-7272904\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"7272904\" data-parentid=\"7272771\" data-score=\"9\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<p><strong>(As suggested, I&#8217;ve replaced my previous salt generation method with something that should be more secure)<\/strong>    <\/p>\n<p>To generate a random salt:<\/p>\n<pre><code>public static string GenerateRandomSalt(RNGCryptoServiceProvider rng, int size)\n{\n    var bytes = new Byte[size];\n    rng.GetBytes(bytes);\n    return Convert.ToBase64String(bytes);\n}\n\nvar rng = new RNGCryptoServiceProvider();\nvar salt1 = GenerateRandomSalt(rng, 16);\nvar salt2 = GenerateRandomSalt(rng, 16);\n\/\/ etc.\n<\/code><\/pre>\n<p><code>RNGCryptoServiceProvider<\/code> is used to generate &#8220;cryptographically strong random values,&#8221; making it more suitable for use here than the standard <code>Random<\/code> class.  However you generate the salt, you can then append it to your password and hash using your algorithm of choice:<\/p>\n<pre><code>var salt = GenerateRandomSalt(rng, 16);\nvar hashedPassword = DoPasswordHashing(password + salt);\n<\/code><\/pre>\n<p>However, it&#8217;s worth pointing out that doing user authentication correctly can be a more difficult problem than it seems.  Eric Lippert wrote a series of blog articles about this several years ago:  <a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/blogs.msdn.com\/b\/ericlippert\/archive\/2005\/01\/28\/you-want-salt-with-that-part-one-security-vs-obscurity.aspx\">http:\/\/blogs.msdn.com\/b\/ericlippert\/archive\/2005\/01\/28\/you-want-salt-with-that-part-one-security-vs-obscurity.aspx<\/a> <\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">3<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Encrypting the password using salt in c# [closed] <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] (As suggested, I&#8217;ve replaced my previous salt generation method with something that should be more secure) To generate a random salt: public static string GenerateRandomSalt(RNGCryptoServiceProvider rng, int size) { var bytes = new Byte[size]; rng.GetBytes(bytes); return Convert.ToBase64String(bytes); } var rng = new RNGCryptoServiceProvider(); var salt1 = GenerateRandomSalt(rng, 16); var salt2 = GenerateRandomSalt(rng, 16); \/\/ &#8230; <a title=\"[Solved] Encrypting the password using salt in c# [closed]\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-encrypting-the-password-using-salt-in-c-closed\/\" aria-label=\"More on [Solved] Encrypting the password using salt in c# [closed]\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[1319,324,866,557,1320],"class_list":["post-5332","post","type-post","status-publish","format-standard","hentry","category-solved","tag-aes","tag-c","tag-cryptography","tag-encryption","tag-password-protection"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] Encrypting the password using salt in c# [closed] - JassWeb<\/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:\/\/jassweb.com\/solved\/solved-encrypting-the-password-using-salt-in-c-closed\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Encrypting the password using salt in c# [closed] - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] (As suggested, I&#8217;ve replaced my previous salt generation method with something that should be more secure) To generate a random salt: public static string GenerateRandomSalt(RNGCryptoServiceProvider rng, int size) { var bytes = new Byte[size]; rng.GetBytes(bytes); return Convert.ToBase64String(bytes); } var rng = new RNGCryptoServiceProvider(); var salt1 = GenerateRandomSalt(rng, 16); var salt2 = GenerateRandomSalt(rng, 16); \/\/ ... 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