cme-learning.brown.edu

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:01:b0:57:dd:34:9f:cc:60:8d:a6:cb:8d:3d:7c:b4:24:ca was issued on by Let's Encrypt.

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

Certificate Subject

CN=cme-learning.brown.edu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:01:b0:57:dd:34:9f:cc:60:8d:a6:cb:8d:3d:7c:b4:24:ca
Serial Number (int): 261911540505868358178119721933510217573578
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 94:9f:17:b8:b9:f4:cc:07:2c:e1:80:20:79:b3:4b:c4:9d:82:3c:89
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 28:6d:a0:6b:43:96:cb:6e:9c:ff:1e:a9:6a:84:f7:68:f4:ba:f3:1c
Fingerprint (sha256): 01:12:f3:b2:fc:93:40:32:d6:ad:a2:d2:31:4d:e1:b9:6b:5b:52:e6:cf:20:e5:1e:59:7d:01:71:27:e1:2d:57

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate cme-learning.brown.edu

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cme-learning.brown.edu

Public Key Algorithm

RSA

Key Size

4096

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

cme-learning.brown.edu

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Certificate

The complete raw certificate details for cme-learning.brown.edu in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGZTCCBU2gAwIBAgISAwGwV900n8xgjabLjT18tCTKMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTAzMDgxNjAwNTZaFw0x
OTA2MDYxNjAwNTZaMCExHzAdBgNVBAMTFmNtZS1sZWFybmluZy5icm93bi5lZHUw
ggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQCsCmhX1byfJlsTJ9dJilbq
w/uFQsXoMkWjzqYFVF0ZXuCHT5Xx59HwN19luB83LkoJlrxeYYL6oLCcq6A7OUir
Ru4lP+x925hJtyLzd+cpkYFffuThRjJciF+lLtiygAiyPeU26xUFMYFADNtHshLA
0I/S/uU5SNAywf8v+4gP0pRowhGFsd3z2mwsScV19Gm/dUkgXlV1PnOFxFvK2MBR
CTOdczFBEwyn4F2pm9thCHHJj5Bs6385N9KoxBiDoHbbiuZepeb7sg1ZgNc5pau0
0UIDrJLFwuc5ymV5YwA5DsYI2c5w+nrI3+bMNATAncHCeuaxd/pN4LZwYUVWtVDo
QykFgR3L9Ijt9/8xlz72ZQgUlIwNI+aFAuKP3xlzk4AZlFqzyKaCw1CxyPDloufX
/mp5MEwpd2jmH/TeQnuo6Ucv6w/AXMMkSdg5zNMP7oxj6Id5wdrRuX6NsdZCgz32
6RkgcXZV7BLfuc/u1w3K627JpI5Wenh62WcHSNkChJ4XzBMQQihSbTM1qkyRHFco
08WkKQdK3MbpRTGPY7j7qzrTQbmtREgx8o3kn+s9LAvkXcpm6AGv8423APu1S8WI
27OlUnuW/Y9SgS38Sn/1vEMNWEZP9PXNyzRyi9ZFmgJkh5ptPA+OdMgZpqc9K71M
GLAAyAB6by8yrVIq+4BUHwIDAQABo4ICbDCCAmgwDgYDVR0PAQH/BAQDAgWgMB0G
A1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1Ud
DgQWBBSUnxe4ufTMByzhgCB5s0vEnYI8iTAfBgNVHSMEGDAWgBSoSmpjBH3duubR
ObemRWXv86jsoTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9v
Y3NwLmludC14My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9j
ZXJ0LmludC14My5sZXRzZW5jcnlwdC5vcmcvMCEGA1UdEQQaMBiCFmNtZS1sZWFy
bmluZy5icm93bi5lZHUwTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMB
AQEwKDAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEF
BgorBgEEAdZ5AgQCBIH2BIHzAPEAdgBj8tvN6DvMLM8LcoQnV2szpI1hd4+9daY4
scdoVEvYjQAAAWleQCX9AAAEAwBHMEUCIHR/KztIdrWT0BcFzzRNsrrsSKqzd4XQ
aKs53chrSd+XAiEAqpBMOYkfdvLjCYxEL5HW63E0goqOZ3cs3SP2/QVRLz8AdwB0
ftqDMa0zEJEhnM4lT0Jwwr/9XkIgCMY3NXnmEHvMVgAAAWleQCfsAAAEAwBIMEYC
IQCeWW12Eq+RyRzYVLRJNPdLwf0zqcB99esSvDDrDuQ+ogIhALXaQl9MZ2ELU9MV
3L07+UNNdcjaCUmp7xo3ggMKJOb6MA0GCSqGSIb3DQEBCwUAA4IBAQB+fjPqat+Y
v6G3UoWIQHyTjQPjYYZKj0rIyQqk1a6u1GGnEJaCdEcKurm5O/2dpQactZ4lZjzw
+vo2qeUdY4iGYFpXh7y4QoxBsfE9adXGHgqDAz9cpNSVzLGegqpzb7/HMc92l3Dp
3YtlR4TV0PlhKywd83pIUSRkAS1nh1b7N8sdGawKMHOCBzA6TvTVc/LpaxOOZz2O
hb4KqSt38E9M9Jl4Jm2OIOtH9BD9WHpgi351YMtYvsiddDusBZINnCWw4J5BYfPV
ZChNFOn6+iJYnoWWIqNTO3tUX3wiyt21bYjD4ewfX0qcrmZQ369fuyYh698Vn0yr
7zXCpT26Jcu3
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 261911540505868358178119721933510217573578
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [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 'Let's Encrypt'
 . . . . . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-08 16:00:56 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-06 16:00:56 +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 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'cme-learning.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 701864636198850755125977971704865752400665149871006537776566569044443855651882601915723870784509147160244320805461284758941564156732886452990382215850889701349014910817669864507469708934269833645439672261356112907484635281350921966919372186258223420301859108243266043358286905569419178937635298149904241828804672991702178235429266584281429649576364359606440484731560497951207565651370212027779182486532243614649262406900246819162309888894098148001294640109782166402591074574245877309169083929059391034206619640974871539871693066446430863797508833573124292215614709162062190155921035521005701176616695471781376340746888248797351267547635136416993759502353364987057449560394488279444619321586827943394693227816036844511296509964088834280548226128283056830351430487000867745292217096711608315878004929750657396355330186804667401882938593820960293546131908500735853467889921647217032533571815797215305945361589850312591107091159151543000491741129285142642230064533782904422399553368002529513641231806460008583492235874111319533684107831547979552947607329715172268513777723818915115214084562559619847452123454871897038284295973056644862587082213767190890256345238517663790266622715621708397588807939105056224082537481917852189320716243999
 . . . . . . . . . . . . . . . . . . . . [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 (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [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 2.5.29.19 (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 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							949f17b8b9f4cc072ce1802079b34bc49d823c89
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.int-x3.letsencrypt.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 'cme-learning.brown.edu'
 . . . . . . . . . . . . . . . . [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 (69 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d000001695e4025fd00000403004730450220747f2b3b4876b593d01705cf344db2baec48aab37785d068ab39ddc86b49df97022100aa904c39891f76f2e3098c442f91d6eb7134828a8e67772cdd23f6fd05512f3f007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc56000001695e4027ec00000403004830460221009e596d7612af91c91cd854b44934f74bc1fd33a9c07df5eb12bc30eb0ee43ea2022100b5da425f4c67610b53d315dcbd3bf9434d75c8da0949a9ef1a3782030a24e6fa
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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