coursewebs.law.columbia.edu

- Columbia University -

Issued by

About this certificate

This digital certificate with serial number 12:fe:aa was issued on by Equifax.

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Columbia University

Company registration number: RYrxCqW1nnmo44SZo3Ef-HOqoDbw1dis
Organization: Columbia University
Organization unit: School of Law
State / Province: New York
Locality: New York
Country: US

Equifax

Organization: Equifax
Organization unit: Equifax Secure Certificate Authority
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 12:fe:aa
Serial Number (int): 1244842
Serial Number lenght: 21 bits, 3 octets

SubjectKeyId: 81:12:83:d5:7f:fe:4c:b3:0e:f6:70:b8:a5:7c:eb:7e:91:a0:f6:66
AuthorityKeyId: 48:e6:68:f9:2b:d2:b2:95:d7:47:d8:23:20:10:4f:33:98:90:9f:d4

Fingerprint (sha1): 0b:d0:9b:ab:58:4b:6c:91:a4:01:aa:cd:f5:f6:f4:eb:bf:18:bb:ef
Fingerprint (sha256): 00:00:0f:fe:95:ed:03:f7:40:1a:72:2c:46:ba:28:bc:60:3b:b2:97:bb:f3:b9:88:50:d8:67:c2:c2:f5:5d:b1


Revocation information

CRL Distribution Point: http://crl.geotrust.com/crls/secureca.crl

Check the revocation status for certificate coursewebs.law.columbia.edu

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for coursewebs.law.columbia.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

6 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

coursewebs.law.columbia.edu

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Certificate

The complete raw certificate details for coursewebs.law.columbia.edu in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC65tdPNpYg+SW57snOZQdhSbrK
np92A9EV7ZpA2SebiXUtB/2m+7h+O2dQ1F/uee4gRXEtxOUm3zkP0HHAZUdbey9m
UP3wpwpOZpfIPn8kycTLj1ErcXHDbFhm+wlUMtWweviehclPX6Y99ybNsurqe1Dl
LXrkaEMGrrkpjO2NLwIDAQAB
-----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 1244842
 . . . . . . . . [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 2010-05-22 22:55:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2011-07-25 05:22:58 +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 'RYrxCqW1nnmo44SZo3Ef-HOqoDbw1dis'
 . . . . . . . . . . . . [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 '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 2.5.4.7 (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 'School of Law'
 . . . . . . . . . . . . [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 'coursewebs.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 (1120 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 131246853156790298790115549837587416872313196226113648484072633551121864633888953230985950863195664786867148499992148235092345496296454988622776478936954621355874561393259280234164258230944124623453762740689773162300501948239573234964005297908190106553653919428196377183993676608937936874261256988182841232687
 . . . . . . . . . . . . . . . . . . . . [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 48e668f92bd2b295d747d82320104f3398909fd4
 . . . . . . . . . . . . . . . . [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 2.5.29.37 (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 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (31 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'coursewebs.law.columbia.edu'
 . . . . . . . . . . . . . . . . [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 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:1|false] IA5String 'Lp|~f'
 . . . . [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)
		002051065c90c67f27ba81b21fef91a95c33cfe30ffe931a65f0737b0b50e9e5c2dd59a45625c2043f65376bb200e844c091c584610ef5c829f2f323798ee897cffd6d2712f608325ce6f238924c2a05f07fe8ba1c4ae190e06be3d067751a9f4efc490235cfe45309ef02322992d7057c7f5b1d83cb15c298bed660e2e6bc8abe