www.cornerstoneu.org

Issued by COMODO RSA Domain Validation Secure Server CA

About this certificate

This digital certificate with serial number f1:75:66:8b:c4:4a:7e:22:7a:75:40:84:c6:93:af:05 was issued on by COMODO CA Limited.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.

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We have idenified some issues with this certificate:

  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

www.cornerstoneu.org

Organization unit: Domain Control Validated
Organization unit: Issued through Royall and Company E-PKI Manager
Organization unit: COMODO SSL

COMODO CA Limited

Organization: COMODO CA Limited
State / Province: Greater Manchester
Locality: Salford
Country: GB

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): f1:75:66:8b:c4:4a:7e:22:7a:75:40:84:c6:93:af:05
Serial Number (int): 320953525595856580245307023814642872069
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: fb:6b:3c:d4:ef:cf:98:2d:66:ca:a9:f0:cf:fd:14:f4:0d:04:f8:1a
AuthorityKeyId: 90:af:6a:3a:94:5a:0b:d8:90:ea:12:56:73:df:43:b4:3a:28:da:e7

Fingerprint (sha1): 9e:1b:4c:b9:3b:a9:f6:10:59:d9:02:51:31:ff:e3:75:f4:52:db:a8
Fingerprint (sha256): cc:08:6f:33:94:0a:d9:e1:73:77:f4:90:0f:5c:81:40:34:91:27:b1:3a:c7:e0:f1:1c:b4:be:64:df:33:42:0a

Issuing Certificate URL: http://crt.comodoca.com/COMODORSADomainValidationSecureServerCA.crt

Revocation information

OCSP Server: http://ocsp.comodoca.com
CRL Distribution Point: http://crl.comodoca.com/COMODORSADomainValidationSecureServerCA.crl

Check the revocation status for the current certificate on www.cornerstoneu.org
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.cornerstoneu.org
cornerstoneu.org

Certificate

The complete raw certificate details in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFkzCCBHugAwIBAgIRAPF1ZovESn4ienVAhMaTrwUwDQYJKoZIhvcNAQELBQAw gZAxCzAJBgNVBAYTAkdCMRswGQYDVQQIExJHcmVhdGVyIE1hbmNoZXN0ZXIxEDAO BgNVBAcTB1NhbGZvcmQxGjAYBgNVBAoTEUNPTU9ETyBDQSBMaW1pdGVkMTYwNAYD VQQDEy1DT01PRE8gUlNBIERvbWFpbiBWYWxpZGF0aW9uIFNlY3VyZSBTZXJ2ZXIg Q0EwHhcNMTUxMDIwMDAwMDAwWhcNMTgwMTA0MjM1OTU5WjCBkTEhMB8GA1UECxMY RG9tYWluIENvbnRyb2wgVmFsaWRhdGVkMTgwNgYDVQQLEy9Jc3N1ZWQgdGhyb3Vn aCBSb3lhbGwgYW5kIENvbXBhbnkgRS1QS0kgTWFuYWdlcjETMBEGA1UECxMKQ09N T0RPIFNTTDEdMBsGA1UEAxMUd3d3LmNvcm5lcnN0b25ldS5vcmcwggEiMA0GCSqG SIb3DQEBAQUAA4IBDwAwggEKAoIBAQC5iSVWxwJHPHBZxHVBEIGS/HsdD4UMAgKT J1sZFYmmY7zp0DL20Hd2FXinDsAp+2072jPlfeUqaqMcCG6FG/bmqlIefFVsdPL7 o36G/+v2rwkVVmAs1DUBVEgUNzkVNyrJk6Jy8a25XPUclXiaFHJCrVxL2M91JaCi fLYMkZAD0dnRIJ+VfEwuW4l9a1GVpiZMi7NTjNRj7CT5QWOFvspVZ0FNaByu2L3Z 6SEFxO1goI4xhM0RmIuR3GrC0ZWU5VJbU8+L8NeN+uAMoEWDGG2tWqb2yk5QqQWT xM6SwLMvMcy2JNA6BAc0hfmEhluG+7xktT3mDgM7x5432E8IlGUTAgMBAAGjggHj MIIB3zAfBgNVHSMEGDAWgBSQr2o6lFoL2JDqElZz30O0Oija5zAdBgNVHQ4EFgQU +2s81O/PmC1myqnwz/0U9A0E+BowDgYDVR0PAQH/BAQDAgWgMAwGA1UdEwEB/wQC MAAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCME8GA1UdIARIMEYwOgYL KwYBBAGyMQECAgcwKzApBggrBgEFBQcCARYdaHR0cHM6Ly9zZWN1cmUuY29tb2Rv LmNvbS9DUFMwCAYGZ4EMAQIBMFQGA1UdHwRNMEswSaBHoEWGQ2h0dHA6Ly9jcmwu Y29tb2RvY2EuY29tL0NPTU9ET1JTQURvbWFpblZhbGlkYXRpb25TZWN1cmVTZXJ2 ZXJDQS5jcmwwgYUGCCsGAQUFBwEBBHkwdzBPBggrBgEFBQcwAoZDaHR0cDovL2Ny dC5jb21vZG9jYS5jb20vQ09NT0RPUlNBRG9tYWluVmFsaWRhdGlvblNlY3VyZVNl cnZlckNBLmNydDAkBggrBgEFBQcwAYYYaHR0cDovL29jc3AuY29tb2RvY2EuY29t MDEGA1UdEQQqMCiCFHd3dy5jb3JuZXJzdG9uZXUub3JnghBjb3JuZXJzdG9uZXUu b3JnMA0GCSqGSIb3DQEBCwUAA4IBAQAAC4MUJFE/Iq81yYap2EYqcc4ATkBHhbJn emnIwEUuyEmLexTm5uDYRC4Cggl5b1tXcBjMyrD5Tk5RFMpoUFahn9Gzzv35aR8u rQ5kBaYC2UXdrZ+oBMk9v7fc3yi1Fv8cYRvVHAGkU9q9L8zmCSOaQ+7A6LedZu8k sFfG/nz6Ge20HEu+IuhcmoRwdrGSVoxHR9HE4HNfRkHxcBRTApJUC8qFw6SZ3TLw PrIKS/NADc1xoi/g09P7XpfmOFyw+AuXnq9P7SftfOoXMsenuNCq2KcjfdBr2peD Vrccc+hYyhlyDAAL/S0csxvg0v9teGAdbULPEngQ+StuyIPTrucQ -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuYklVscCRzxwWcR1QRCB kvx7HQ+FDAICkydbGRWJpmO86dAy9tB3dhV4pw7AKfttO9oz5X3lKmqjHAhuhRv2 5qpSHnxVbHTy+6N+hv/r9q8JFVZgLNQ1AVRIFDc5FTcqyZOicvGtuVz1HJV4mhRy Qq1cS9jPdSWgony2DJGQA9HZ0SCflXxMLluJfWtRlaYmTIuzU4zUY+wk+UFjhb7K VWdBTWgcrti92ekhBcTtYKCOMYTNEZiLkdxqwtGVlOVSW1PPi/DXjfrgDKBFgxht rVqm9spOUKkFk8TOksCzLzHMtiTQOgQHNIX5hIZbhvu8ZLU95g4DO8eeN9hPCJRl EwIDAQAB -----END PUBLIC KEY-----

ASN1 Decoded