web-auth.brown.edu
- Brown University -
Issued by
About this certificate
This digital certificate with serial number 0f:21:dd was issued on by Equifax.
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.
We have idenified some issues with this certificate:
- KeyUsage [ContentCommitment DataEncipherment DigitalSignature KeyEncipherment] (00001111) inconsistent with multiple purpose ExtKeyUsage [clientAuth serverAuth] The certificate MUST only be used for a purpose consistent with both key usage extension and extended key usage extension. (RFC 5280, Section 4.2.1.12.)
Brown University
Company registration number:
JJQBv6aXnmyYGs3Xh21YzHnJIh8q65of
Organization: Brown University
Organization: Brown University
State / Province:
Rhode Island
Locality: Providence
Country: US
Locality: Providence
Country: US
Equifax
Organization:
Equifax
Organization unit: Equifax Secure Certificate Authority
Organization unit: Equifax Secure Certificate Authority
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 0f:21:ddSerial Number (int): 991709
Serial Number lenght: 20 bits, 3 octets
SubjectKeyId: 29:56:dd:9e:63:08:cf:fb:9b:5d:41:21:be:66:52:d2:25:ec:0e:24
AuthorityKeyId: 48:e6:68:f9:2b:d2:b2:95:d7:47:d8:23:20:10:4f:33:98:90:9f:d4
Fingerprint (sha1): 4c:9c:78:f9:9a:7a:ff:fd:b7:73:37:2c:9a:7f:0a:20:6c:0d:ac:ae
Fingerprint (sha256): 05:65:92:95:e3:70:40:34:c4:01:a3:75:1f:b8:32:41:ca:72:97:6b:28:37:4f:21:08:4c:e9:e2:ba:af:e9:49
Revocation information
CRL Distribution Point: http://crl.geotrust.com/crls/secureca.crlCheck the revocation status for certificate web-auth.brown.edu
0
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for web-auth.brown.edu
Public Key Algorithm
RSA
Key Size
1024
Signature Algorithm
SHA1 with RSA
Key Usage
Digital Signature
Content Commitment
Key Encipherment
Data Encipherment
Extended Key Usages
Server Authentication
Client Authentication
Extensions
5 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
This certificate doesn't contain any subject alternative names.
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Certificate
The complete raw certificate details for web-auth.brown.edu in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIDEjCCAnugAwIBAgIDDyHdMA0GCSqGSIb3DQEBBQUAME4xCzAJBgNVBAYTAlVT MRAwDgYDVQQKEwdFcXVpZmF4MS0wKwYDVQQLEyRFcXVpZmF4IFNlY3VyZSBDZXJ0 aWZpY2F0ZSBBdXRob3JpdHkwHhcNMTAwMjAyMDkwODA1WhcNMTMwNTA1MTA0NDAx WjCBnDEpMCcGA1UEBRMgSkpRQnY2YVhubXlZR3MzWGgyMVl6SG5KSWg4cTY1b2Yx CzAJBgNVBAYTAlVTMRUwEwYDVQQIEwxSaG9kZSBJc2xhbmQxEzARBgNVBAcTClBy b3ZpZGVuY2UxGTAXBgNVBAoTEEJyb3duIFVuaXZlcnNpdHkxGzAZBgNVBAMTEndl Yi1hdXRoLmJyb3duLmVkdTCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEA7e5F h1gAqL/KLIRbB1v+ZZekCODzhmn7zAtS0ZZEw7k38OTSfF0N852uv5wTSNRRdTiE /WPjKMs3hxv1YxNf/9BSKLBLJRQIB119y7yd7IpijvRMwCv9yM1SlidgU/lp6/Gr lAUbtBB4GnI2iechzmnPBQc5e0cUp9SN8vDmnxMCAwEAAaOBrjCBqzAOBgNVHQ8B Af8EBAMCBPAwHQYDVR0OBBYEFClW3Z5jCM/7m11BIb5mUtIl7A4kMDoGA1UdHwQz MDEwL6AtoCuGKWh0dHA6Ly9jcmwuZ2VvdHJ1c3QuY29tL2NybHMvc2VjdXJlY2Eu Y3JsMB8GA1UdIwQYMBaAFEjmaPkr0rKV10fYIyAQTzOYkJ/UMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjANBgkqhkiG9w0BAQUFAAOBgQA9/OXYrD+JPWdS gZ7RFK4Igp+/sSYzWWy3YLziJ9S9/2gqlbG+/T/tcesmVWjor5aU1Za9QtqjWw0t kW1MrGnx7EP/ArAle91JTtYoV/N/f6MsXxORGNdHsDmUG53+CDBQO18lZNfgC1yC XMTeq4Ail8yRejx25s/VwnqYnOLLCA== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDt7kWHWACov8oshFsHW/5ll6QI 4POGafvMC1LRlkTDuTfw5NJ8XQ3zna6/nBNI1FF1OIT9Y+MoyzeHG/VjE1//0FIo sEslFAgHXX3LvJ3simKO9EzAK/3IzVKWJ2BT+Wnr8auUBRu0EHgacjaJ5yHOac8F Bzl7RxSn1I3y8OafEwIDAQAB -----END PUBLIC KEY-----
ASN.1 decoded
[c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2 . . . . . . . . [c:0|t:2|false] INTEGER 991709 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Equifax' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Equifax Secure Certificate Authority' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2010-02-02 09:08:05 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-05-05 10:44:01 +0000 UTC . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.5 (serialNumber) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'JJQBv6aXnmyYGs3Xh21YzHnJIh8q65of' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Rhode Island' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Providence' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Brown University' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'web-auth.brown.edu' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption) . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (1120 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 167080653520972772035182242051521015597711800161562365455759782339948166248236728044241588843712082360300185998573478268117131144979649404464992609253580990726747373961852541188705083990114395207787566784392574093314241357313744342285613257610686251683727061746457796913773959393028638052585203332089781853971 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537 . . . . . . . . [c:2|t:3|true] ORAddress . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4 bits) 04f0 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) 2956dd9e6308cffb9b5d4121be6652d225ec0e24 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (51 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crl.geotrust.com/crls/secureca.crl' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 48e668f92bd2b295d747d82320104f3398909fd4 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (1024 bits) 003dfce5d8ac3f893d6752819ed114ae08829fbfb12633596cb760bce227d4bdff682a95b1befd3fed71eb265568e8af9694d596bd42daa35b0d2d916d4cac69f1ec43ff02b0257bdd494ed62857f37f7fa32c5f139118d747b039941b9dfe0830503b5f2564d7e00b5c825cc4deab802297cc917a3c76e6cfd5c27a989ce2cb08