symposium.blackboardanalytics.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:71:74:22:7e:07:f4:ba:46:22:d0:1f:8a:a2:be:50:3f:0e 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=symposium.blackboardanalytics.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:71:74:22:7e:07:f4:ba:46:22:d0:1f:8a:a2:be:50:3f:0e
Serial Number (int): 299943134799164973468146261058656358383374
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 9d:8e:4f:b7:84:76:d3:14:2b:9c:10:b1:61:51:2f:7e:33:21:3f:f1
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 7c:6a:a7:34:68:2d:f8:3e:e7:a7:12:db:de:77:09:14:32:2e:8e:f2
Fingerprint (sha256): 45:ff:83:f0:73:9a:45:a9:36:55:32:6c:8c:78:04:7e:ff:a7:b4:6a:a9:07:69:c9:23:40:21:ba:e8:bf:a2:50

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 symposium.blackboardanalytics.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for symposium.blackboardanalytics.com

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

symposium.blackboardanalytics.com

Other certificates including the domain name blackboardanalytics.com

(limited to 100 certificates)
*.blackboardanalytics.com
symposium.blackboardanalytics.com
*.blackboardanalytics.com
symposium.blackboardanalytics.com
symposium.blackboardanalytics.com
symposium.blackboardanalytics.com
symposium.blackboardanalytics.com
symposium.blackboardanalytics.com
*.blackboardanalytics.com
*.blackboardanalytics.com
symposium.blackboardanalytics.com
symposium.blackboardanalytics.com
symposium.blackboardanalytics.com
symposium.blackboardanalytics.com
symposium.blackboardanalytics.com
symposium.blackboardanalytics.com

Certificate

The complete raw certificate details for symposium.blackboardanalytics.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAy+v18Jk3pe+/IUGjib6/
UfJcHxmC17Y++fAbLkA1CeTP9MXR7B0aCk2N2UXfm2d2hxii/9DZAfkT99pt4mme
f0Muq020F6/ik1DDfrpOCxC5pg6KzqPXvO/ceQ9BtmZkmrPB4oQy/qS/3P56CpoR
bQAtXhJm5ziw5G4t2MIDEqYYF42qpHHFMmOVzYmvl02g7ynx3Ah7fQGU45GKBkzE
qfZHPuqPhQsvPduqb3lUJNkJAFANUip4qoks8MtlC4p99VNto6YgL67EfTdSknWN
TyAoou7WShb9k3DCCDg7zYGHCBEb4hQP3Ojr1YBFIm6VaRd0l/sQ7gdFWGQ5+ZZV
cwIDAQAB
-----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 299943134799164973468146261058656358383374
 . . . . . . . . [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 2020-01-13 04:01:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-12 04:01:46 +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 'symposium.blackboardanalytics.com'
 . . . . . . . . [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 25742732467176973020454898186728286818491541019537845751180552603282932691463790192247424496876837312776337049885272161894098153598206174110562859203896319997309340249602603686445568673274686878325810773997129087655451291968507803242607771011910075750348044084517956063506682955574572025888845712326962791894038419914671539526704064852896785187287046774356488109915952583200650244486906149488496526492160991646145282609904064594215379198738807424750876014771480110585525262536072534896017900930446696723382759557680982094969487953988912186237343535985647667199547034587570865933773444345262449736267757973652045714803
 . . . . . . . . . . . . . . . . . . . . [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)
							9d8e4fb78476d3142b9c10b161512f7e33213ff1
 . . . . . . . . . . . . . . . . [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 (37 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'symposium.blackboardanalytics.com'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f9d4781380000040300473045022016879fd1c3f9ab30dd5e7d60b91be02f13129aebffd62458b1ddbd9141948248022100cd9903f04ffc45f3c7570fc21826d7b5d4ff4785372b820e8a806f15585cdbe500760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f9d47815e0000040300473045022006a9c1ce99924be73421ba88c4225d136f2d013a45c1257c9af14f59baa530a30221009973fa13a56cb31e4095052c250fc2bb29c79e2c55d2c348902df2478c3ad687
 . . . . [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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