learn.bcas.ac

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:12:70:f4:fa:9c:0b:5d:e5:2c:bb:65:65:ff:86:d0:cb:dd 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=learn.bcas.ac

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:12:70:f4:fa:9c:0b:5d:e5:2c:bb:65:65:ff:86:d0:cb:dd
Serial Number (int): 267612085938784537470518215508498307927005
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d1:38:27:84:7a:5e:59:2d:07:a8:8b:c0:8d:ea:73:79:43:79:4f:f9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b8:71:65:08:27:a0:fd:93:73:ef:fe:5b:8b:89:f1:85:87:0b:f4:a3
Fingerprint (sha256): b9:8f:49:e6:81:11:67:a3:18:43:e5:f8:78:42:95:cf:31:bc:d0:0e:b8:d9:12:45:91:ba:7e:0a:ad:93:08:dc

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 learn.bcas.ac

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for learn.bcas.ac

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

learn.bcas.ac

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Certificate

The complete raw certificate details for learn.bcas.ac in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvbnxkBVX8RGzB4MCSQzu
wzXmEpJJjo1farzjVv4n76epSKUy1HUdoZn88YPypRlHNcaHspwHVElFPq5By+10
s+p/1DzHwvA6OBIuoRcWJy4aGupaHImuVcCcHxllAWQLpzwpTcXzR7HGNGIxOuqL
s99Svrv+xoYCrMA32RIzG20K7zMTpGGQVsLLwoffhoQgzIQGy34mKouKRQ4lt7q5
axj9CWuPrIZiHYYJXD65sT4HWzhF/Q1fJCW73P2uTl7Ov62yhloavU+IDLqd4PJp
TIcf0MJ8v7tN+SiqxTe7qnH96IT18j0yg4k83S81fde+iYPerx2TNVP3HKmcFERf
iwIDAQAB
-----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 267612085938784537470518215508498307927005
 . . . . . . . . [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 2020-03-01 16:53:06 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-30 16:53:06 +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 'learn.bcas.ac'
 . . . . . . . . [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 23950731847521369957635925914330481350808002544976403077785089185269590977580197168333456605907354076869523193728437603480124560736905874723988161766251398654663585828122686349358761012891064745721316798333265669423421355955981087190019821419420800683744039683754580244724595853557051459778749049636612420786859574417568262911543621966365700060161469231700312256829744212507355836370439776870817139683881406451873860184012865534471423698162339563225780514458466710811517668341900009019016201375541334921827713580371884314885241512796250222191273267082511476218775949072728850506992264030783142964652323680928991043467
 . . . . . . . . . . . . . . . . . . . . [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)
							d13827847a5e592d07a88bc08dea737943794ff9
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'learn.bcas.ac'
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170973aed680000040300483046022100a26fd76d29cd6483afdd6ef84fa9ae436e1630a7eeb8c48fc84d0418a05b50f002210099609c499c29fc0898ed76ae4c2523c45824e61d80b3d9badc33cb2af5bfaf170077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d91300000170973aed9d00000403004830460221009f8e2765ac50810c223047f124ee81b12070284c16e12dc1e0cf2fbf65fb040d022100e30c9826202dcdae8c289ad108c53e0161cd595542eb49b946bd72ca88f80137
 . . . . [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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