symposium.blackboardanalytics.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:1d:b1:48:e6:6d:4c:34:76:d7:e2:90:b6:8a:16:cb:d4:23 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): 03:1d:b1:48:e6:6d:4c:34:76:d7:e2:90:b6:8a:16:cb:d4:23
Serial Number (int): 271440698310229362837452463363847954879523
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 90:4c:f5:29:54:2f:8e:e5:ba:92:4f:28:bc:b2:42:01:d0:56:b4:ba
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): a3:3d:69:89:11:17:bc:0f:41:2b:f1:cd:5f:c5:b1:77:bc:75:fd:c6
Fingerprint (sha256): bf:6f:34:c0:a7:04:30:4e:5c:a9:63:20:98:cb:11:7c:9d:e6:2e:50:bd:ac:63:4c:fd:df:70:9d:78:fe:7a:65

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA27bHl2NakfAR/Y7rV8ET
uzBlV5EllL3NZ4eARZFi1rLSTn7HuPwhRY89Rcda9Wf35M8MKFcGFLau7T0mt+ef
5nXNS1NP+hXyxTdt5O82FhVMcgPQ5jTTpTf4aCc6iYnsGXNw41YAXk/CI+Ti+8Kx
UkI0wZfSAqf/PMbt9Lbjkp+30LfPnYgoEMHEh0+HtR2CI5+sEiLRCbHRzzRzTm17
bd9tUgoog7kiZMygcWvyBz7buJnlAu7dtd//Z1bDf1Ts3MWiC3uSJiv6yVuLXIwS
xMwzPvCdEFWRTWUAfBfqwdb3yYJniqOCfrpfgGTU2LjCH8V8/N/38g8kAyNCkOmL
mwIDAQAB
-----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 271440698310229362837452463363847954879523
 . . . . . . . . [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 2020-03-14 03:09:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-12 03:09:21 +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 27736320794096404489599841154831642845513404483165507816634756608710500235500590832914527730091253596128108166194217771003661907786946512239677401120437472413251276695591154780497473006801924388863804562740067875643622630950592379642129607102064770861520489780441404023070907255299375010031926634900732265525791087623857953454386023749034984141680936007852814244805103108761394354226027468991173262065561382707352604805855356088123690074253546402354212057683288459019499000711699780973785898276399874929449363098210382007124952604837601247164107246818913542539091834056578905112707384639488231324196961277574369610651
 . . . . . . . . . . . . . . . . . . . . [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)
							904cf529542f8ee5ba924f28bcb24201d056b4ba
 . . . . . . . . . . . . . . . . [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)
							00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170d73b6e690000040300473045022100ed10f7144bac07f3df11fcf608c0c70246cb14c0264568a131be59991b55377d022055af12504273483bcd3067f3821bae99aaa5209c373771fb2d8ef6893f58d28100760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170d73b6e8d0000040300473045022100a4718496b961275d5c9c8d0223fb9a6de5a5c448df98da6a43c88d7df96f3faa0220592ee1f105a0a457c57f8de57018973c084fb7fbc421dd6f2c9d08700b7f5e69
 . . . . [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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