JSP获取数字证书相关信息
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2022-07-04 09:44:58
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SSL加密通道获取数字证书相关信息
X509Certificate[] certs = (X509Certificate[]) request.getAttribute("javax.servlet.request.X509Certificate"); try { certs[0].checkValidity(); //检查证书的有效期 for (X509Certificate cert : certs) { System.out.println("版本:\t" + cert.getVersion()); System.out.println("序列号: \t" + cert.getSerialNumber()); System.out.println("颁布者: \t" + cert.getIssuerDN().getName()); System.out.println("使用者(主题项): \t" + cert.getSubjectDN().getName()); System.out.println("签名算法: \t" + cert.getSigAlgName()); System.out.println("证书类型: \t" + cert.getType()); System.out.println("有效期从: \t" + cert.getNotBefore()); System.out.println("至: \t" + cert.getNotAfter()); } } catch (CertificateExpiredException e) { e.printStackTrace(); } catch (CertificateNotYetValidException e) { e.printStackTrace(); }
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