{"id":31248,"date":"2023-01-20T08:43:57","date_gmt":"2023-01-20T03:13:57","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-cannot-verify-signature-cmssigneddata-bouncycastle\/"},"modified":"2023-01-20T08:43:57","modified_gmt":"2023-01-20T03:13:57","slug":"solved-cannot-verify-signature-cmssigneddata-bouncycastle","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-cannot-verify-signature-cmssigneddata-bouncycastle\/","title":{"rendered":"[Solved] Cannot verify signature (cmssigneddata) bouncycastle"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-44002220\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"44002220\" data-parentid=\"43995011\" data-score=\"1\" 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>You need to add the certificate to a <code>org.bouncycastle.util.CollectionStore<\/code>, and add this store to the signature.<\/p>\n<p>I&#8217;m using <strong>BouncyCastle 1.56<\/strong>:<\/p>\n<pre class=\"lang-java prettyprint-override\"><code>import org.bouncycastle.cert.X509CertificateHolder;\nimport org.bouncycastle.util.CollectionStore;\n\n\/\/ add these lines after gen.addSignerInfoGenerator(...)\n\n\/\/ cert is your X509Certificate\nX509CertificateHolder holder = new X509CertificateHolder(cert.getEncoded());\nCollectionStore&lt;X509CertificateHolder&gt; certStore = new CollectionStore&lt;&gt;(Collections.singletonList(holder));\ngen.addCertificates(certStore); \/\/ add the store to the signature\n<\/code><\/pre>\n<p>The <code>CollectionStore<\/code> is useful when you want to add more than one certificate. If you want to add just one, you can also do:<\/p>\n<pre class=\"lang-java prettyprint-override\"><code>X509CertificateHolder holder = new X509CertificateHolder(cert.getEncoded());\ngen.addCertificate(holder);\n<\/code><\/pre>\n<p>The output I&#8217;ve got:<\/p>\n<pre class=\"lang-java prettyprint-override\"><code>enter while loop1\n[org.bouncycastle.cert.X509CertificateHolder@5bc807a8]collection of certs\nenter while loop2\nverified correct\n<\/code><\/pre>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\"><\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Cannot verify signature (cmssigneddata) bouncycastle <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] You need to add the certificate to a org.bouncycastle.util.CollectionStore, and add this store to the signature. I&#8217;m using BouncyCastle 1.56: import org.bouncycastle.cert.X509CertificateHolder; import org.bouncycastle.util.CollectionStore; \/\/ add these lines after gen.addSignerInfoGenerator(&#8230;) \/\/ cert is your X509Certificate X509CertificateHolder holder = new X509CertificateHolder(cert.getEncoded()); CollectionStore&lt;X509CertificateHolder&gt; certStore = new CollectionStore&lt;&gt;(Collections.singletonList(holder)); gen.addCertificates(certStore); \/\/ add the store to the signature The &#8230; <a title=\"[Solved] Cannot verify signature (cmssigneddata) bouncycastle\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-cannot-verify-signature-cmssigneddata-bouncycastle\/\" aria-label=\"More on [Solved] Cannot verify signature (cmssigneddata) bouncycastle\">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":[5016,323,5815,3502,5816],"class_list":["post-31248","post","type-post","status-publish","format-standard","hentry","category-solved","tag-bouncycastle","tag-java","tag-sign","tag-store","tag-verify"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] Cannot verify signature (cmssigneddata) bouncycastle - 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-cannot-verify-signature-cmssigneddata-bouncycastle\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Cannot verify signature (cmssigneddata) bouncycastle - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] You need to add the certificate to a org.bouncycastle.util.CollectionStore, and add this store to the signature. I&#8217;m using BouncyCastle 1.56: import org.bouncycastle.cert.X509CertificateHolder; import org.bouncycastle.util.CollectionStore; \/\/ add these lines after gen.addSignerInfoGenerator(...) \/\/ cert is your X509Certificate X509CertificateHolder holder = new X509CertificateHolder(cert.getEncoded()); CollectionStore&lt;X509CertificateHolder&gt; certStore = new CollectionStore&lt;&gt;(Collections.singletonList(holder)); gen.addCertificates(certStore); \/\/ add the store to the signature The ... 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I&#8217;m using BouncyCastle 1.56: import org.bouncycastle.cert.X509CertificateHolder; import org.bouncycastle.util.CollectionStore; \/\/ add these lines after gen.addSignerInfoGenerator(...) \/\/ cert is your X509Certificate X509CertificateHolder holder = new X509CertificateHolder(cert.getEncoded()); CollectionStore&lt;X509CertificateHolder&gt; certStore = new CollectionStore&lt;&gt;(Collections.singletonList(holder)); gen.addCertificates(certStore); \/\/ add the store to the signature The ... 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