alpha.law.columbia.edu

Issued by InCommon Server CA

About this certificate


This digital certificate with serial number 13:70:6e:cc:e7:f3:58:c7:98:d7:26:46:db:eb:b3:63 was issued on by Internet2 .

While the 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.

Columbia University

Organization: Columbia University
Organization unit: Information Technology
State / Province: NY
Locality: New York
Country: US

Internet2

Organization: Internet2
Organization unit: InCommon
State / Province: NY
Locality: New York
Country: US

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 13:70:6e:cc:e7:f3:58:c7:98:d7:26:46:db:eb:b3:63
Serial Number (int): 25839116467456082366302195476201190243
Serial Number lenght: 125 bits, 16 octets

SubjectKeyId: da:40:e1:92:b7:a3:c7:b9:8a:d5:61:cd:8d:17:c1:f8:b5:66:fa:dc
AuthorityKeyId: 48:4f:5a:fa:2f:4a:9a:5e:e0:50:f3:6b:7b:55:a5:de:f5:be:34:5d

Fingerprint (sha1): 31:65:46:e2:0b:fc:f7:0a:77:db:87:b5:89:5c:82:0c:00:9f:38:52
Fingerprint (sha256): 46:86:ae:fc:57:0f:fb:ea:28:a3:a9:10:0c:f2:09:b9:14:29:97:7b:77:a5:6e:e7:13:2f:e2:43:f6:d2:f6:dd

Issuing Certificate URL: http://cert.incommon.org/InCommonServerCA.crt

Revocation information

OCSP Server: http://ocsp.incommon.org
CRL Distribution Point: http://crl.incommon.org/InCommonServerCA.crl

Check the revocation status for the current certificate on alpha.law.columbia.edu
1
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

SHA1 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

This certificate doesn't contain any other subject alternative names besides the common name of the subject: alpha.law.columbia.edu

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFKDCCBBCgAwIBAgIQE3BuzOfzWMeY1yZG2+uzYzANBgkqhkiG9w0BAQUFADBR MQswCQYDVQQGEwJVUzESMBAGA1UEChMJSW50ZXJuZXQyMREwDwYDVQQLEwhJbkNv bW1vbjEbMBkGA1UEAxMSSW5Db21tb24gU2VydmVyIENBMB4XDTEzMDUwNzAwMDAw MFoXDTE1MDUwNzIzNTk1OVowgY0xCzAJBgNVBAYTAlVTMQswCQYDVQQIEwJOWTER MA8GA1UEBxMITmV3IFlvcmsxHDAaBgNVBAoTE0NvbHVtYmlhIFVuaXZlcnNpdHkx HzAdBgNVBAsTFkluZm9ybWF0aW9uIFRlY2hub2xvZ3kxHzAdBgNVBAMTFmFscGhh Lmxhdy5jb2x1bWJpYS5lZHUwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIB AQC4h7G/csQJ4zWku9ubqOy+OioXJsls9M05Xy5AAO3a88IZt5Jwh0Enr5LHogII c1vv2hxusoFD2r2gSgW9hz9/NU6Y02b+E1B3hsqoTzv49wj9edNqoBhbbRwMlE9I ZnGCctJRxCMiEWLG1E1XpM2skw3q62LjTRQ3bQSWd0UoQ5VlQAYvk2ETtEOz+p/y Whc4nuuha6bPQ1rtzH6itO6SKjD/Y58ERSuVTef80ED5zN4j9bOfcd+UHG15FKKX IZC9NL+ToBXFvw7fAyVbkEbwZHRzP+DEcx8ZfhlxvyNY1e0jzblECZz6xkJ82mAW /zMugkx+bjbCq/laz6lSjv/hAgMBAAGjggG9MIIBuTAfBgNVHSMEGDAWgBRIT1r6 L0qaXuBQ82t7VaXe9b40XTAdBgNVHQ4EFgQU2kDhkrejx7mK1WHNjRfB+LVm+tww DgYDVR0PAQH/BAQDAgWgMAwGA1UdEwEB/wQCMAAwHQYDVR0lBBYwFAYIKwYBBQUH AwEGCCsGAQUFBwMCMGcGA1UdIARgMF4wUgYMKwYBBAGuIwEEAwEBMEIwQAYIKwYB BQUHAgEWNGh0dHBzOi8vd3d3LmluY29tbW9uLm9yZy9jZXJ0L3JlcG9zaXRvcnkv Y3BzX3NzbC5wZGYwCAYGZ4EMAQICMD0GA1UdHwQ2MDQwMqAwoC6GLGh0dHA6Ly9j cmwuaW5jb21tb24ub3JnL0luQ29tbW9uU2VydmVyQ0EuY3JsMG8GCCsGAQUFBwEB BGMwYTA5BggrBgEFBQcwAoYtaHR0cDovL2NlcnQuaW5jb21tb24ub3JnL0luQ29t bW9uU2VydmVyQ0EuY3J0MCQGCCsGAQUFBzABhhhodHRwOi8vb2NzcC5pbmNvbW1v bi5vcmcwIQYDVR0RBBowGIIWYWxwaGEubGF3LmNvbHVtYmlhLmVkdTANBgkqhkiG 9w0BAQUFAAOCAQEAMnlsaBkhLng7wq4t/2lmSQnurQMZw00V5lV8bJZk5wsg1hoB VhH8yQ58jN0JJbJ5h4walGvgWy6rgvm4AYY42NMw4ZmB4TlMtl53VKwj2ag9j7Qu uTej10gxku0cFO8QBv9YstN6JCa+mhTUhyTwXAI5LDhRAz+KzYJ3hxQwhbcbGTQ1 UntWKpwODxQMRCr83YagLwOZYlEMU8pLfo+v5tNKijXFvy4D/LwT47wErg8HEgHH JgpHkT4gOlx8HcJqh5TvvOUkyiyzq2Xdgjo7ZypMND7xM3XRuXphj+mXX0k0EtVz r2TK3pQnliu9HrQQWrly0C1I2H+yaYM21MvB3Q== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuIexv3LECeM1pLvbm6js vjoqFybJbPTNOV8uQADt2vPCGbeScIdBJ6+Sx6ICCHNb79ocbrKBQ9q9oEoFvYc/ fzVOmNNm/hNQd4bKqE87+PcI/XnTaqAYW20cDJRPSGZxgnLSUcQjIhFixtRNV6TN rJMN6uti400UN20ElndFKEOVZUAGL5NhE7RDs/qf8loXOJ7roWumz0Na7cx+orTu kiow/2OfBEUrlU3n/NBA+czeI/Wzn3HflBxteRSilyGQvTS/k6AVxb8O3wMlW5BG 8GR0cz/gxHMfGX4Zcb8jWNXtI825RAmc+sZCfNpgFv8zLoJMfm42wqv5Ws+pUo7/ 4QIDAQAB -----END PUBLIC KEY-----

ASN1 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 25839116467456082366302195476201190243 . . . . . . . . [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 'Internet2' . . . . . . . . . . . . [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 'InCommon' . . . . . . . . . . . . [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 'InCommon Server CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-05-07 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-05-07 23:59:59 +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 2.5.4.6 (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 'NY' . . . . . . . . . . . . [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 'New York' . . . . . . . . . . . . [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 'Columbia University' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Information Technology' . . . . . . . . . . . . [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 'alpha.law.columbia.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 (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 23294761480549878860414265096866662799634028049211728500456214726971631652806918976211963361982426083646110836593378778632111052069669263726881640450755221649240854844414851944992698196048284486936560218315593098251990207162200197710149337764739913052452105751567097624691536622083694828894085528003828157274509678968102372667491750172687813182980225955375931122817052239519830867946190618023555350521721445973680545620356828602564057962166997918344719364911255238876325974166539736024853649512624001039223301668121641579642414066418981641357933308728188020813875058954019379149434119417979013734826790935709252255713 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 484f5afa2f4a9a5ee050f36b7b55a5def5be345d . . . . . . . . . . . . . . . . [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) da40e192b7a3c7b98ad561cd8d17c1f8b566fadc . . . . . . . . . . . . . . . . [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 (3 bits) 05a0 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (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 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (96 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.5923.1.4.3.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'https://www.incommon.org/cert/repository/cps_ssl.pdf' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.2 (Organization Validation Certificates Policy) . . . . . . . . . . . . . . . . [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 (54 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.incommon.org/InCommonServerCA.crl' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.incommon.org/InCommonServerCA.crt' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.incommon.org' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (26 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'alpha.law.columbia.edu' . . . . [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 (2048 bits) 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