truman.edu

Issued by R3

About this certificate

This digital certificate with serial number 03:97:b2:e3:18:2f:14:ec:3f:39:1c:c9:c9:5a:e2:3f:54:af was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=truman.edu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:97:b2:e3:18:2f:14:ec:3f:39:1c:c9:c9:5a:e2:3f:54:af
Serial Number (int): 312957276925487079785152815548166597203119
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c8:32:1e:bb:ac:7c:c5:fa:a4:48:52:1d:e8:ac:3f:ed:03:cb:eb:be
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 1b:0c:90:a5:95:0b:29:92:5f:ca:70:17:ed:47:a6:59:48:b2:19:44
Fingerprint (sha256): 10:01:aa:4c:63:b3:93:d8:33:a6:f4:06:bb:b9:e5:82:94:bf:67:f3:9a:45:c2:97:33:21:2c:bc:3d:eb:f5:2f

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate truman.edu

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for truman.edu

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

*.truman.edu
truman.edu

Other certificates including the domain name truman.edu

(limited to 100 certificates)
truview.truman.edu
*.truman.edu
cluster2.technolutions.net
*.truman.edu
truview.truman.edu
*.truman.edu
*.truman.edu
cluster2.technolutions.net
connect.truman.edu
connect.truman.edu
cluster2.technolutions.net
*.truman.edu
*.truman.edu
*.truman.edu
*.truman.edu
*.truman.edu
*.truman.edu
truman.edu
admin.archives.lindenwood.edu
*.truman.edu
*.truman.edu
bb-learn.truman.edu
cluster2.technolutions.net
ruby.truman.edu
shale.truman.edu
*.truman.edu
*.ctpprojects.com
connect.truman.edu
barracuda.truman.edu
cluster2.technolutions.net
cluster2.technolutions.net
*.truman.edu
bb-web.truman.edu
truconnect.truman.edu
*.truman.edu
*.truman.edu
truconnect.truman.edu
barracuda.truman.edu
tsu-cms.truman.edu
*.ctpprojects.com
*.truman.edu
*.truman.edu
*.ctpprojects.com
truview.truman.edu
cluster2.technolutions.net
*.truman.edu
*.ctpprojects.com
*.truman.edu
*.truman.edu
*.truman.edu
*.truman.edu
*.truman.edu
admin.archives.lindenwood.edu
*.truman.edu
cluster2.technolutions.net
cluster2.technolutions.net
cluster2.technolutions.net
*.truman.edu
*.truman.edu
*.truman.edu
*.truman.edu
*.truman.edu
cluster2.technolutions.net
*.truman.edu
cluster2.technolutions.net
*.truman.edu
cluster2.technolutions.net
cluster2.technolutions.net
*.truman.edu
webwork.truman.edu
admin.archives.lindenwood.edu
*.truman.edu
*.truman.edu
connect.truman.edu
*.truman.edu
*.truman.edu
cluster2.technolutions.net
*.truman.edu
*.truman.edu
*.truman.edu
*.sites.truman.edu
*.truman.edu
*.truman.edu
*.truman.edu
connect.truman.edu
bb6.truman.edu
*.truman.edu
*.ctpprojects.com
*.truman.edu
connect.truman.edu
*.truman.edu
*.truman.edu
truconnect.truman.edu
secure.truman.edu
*.truman.edu
admin.archives.lindenwood.edu
*.truman.edu
cluster2.technolutions.net
truconnect.truman.edu
cluster2.technolutions.net

Certificate

The complete raw certificate details for truman.edu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4Hiqg444ydVHxwSMP4T6
s6i5lmiYZaJ5pdl+4WAQ7Uc8vF9pW7o0NCZcZLFsuVojctU93oPyR3DYKzUUjp10
FQgLsNB1vcxr11vvvNGityPlRqG6REEqsDmCVcIfEvYU0cf4+b4mcc4x66jgsLVU
hwGMd7iGKQXIu4lX4tFHbZjZCucxDQtKrvU7zpT0TXnetMYxGoj3C5Oxiij13/UZ
PWpVaIffzc9LxKtXD4esUrYXpMWjJNF4RhqhSmRzkkixmaJ0d5Az2w2J+itfjK6y
8wbXc+pSxy+M30HCYEoyx5M4xcGqbpHuaD/H86tgoA6VmTU5/Wxg/p2LchYTX+04
iQIDAQAB
-----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 312957276925487079785152815548166597203119
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-28 19:39:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-26 19:39:30 +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 'truman.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 28336882969148582026386254523269160491658084989850901435199523591497353999679362406045102652343120852558697806215051504500426285723665321361931862791442372567240261745497684796572022547478576663005601281402798197497102738317120447047642120620637472719772658940670307932844636117390303144712493557936858720557402849269773858266835185180133563607314495983385215173759633948538429165335650493774710285931177028174217832385256131499214857655208623970051403836759283200481560602563808314434017654636711823293234397430232106330290105664172529610900058935850019003550309500822720110894318395591630551067681105998356669085833
 . . . . . . . . . . . . . . . . . . . . [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)
							c8321ebbac7cc5faa448521de8ac3fed03cbebbe
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.truman.edu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'truman.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c17a88e6d0000040300473045022100db953db492382cc90dd09f2b74c03cdb4ed42f45b43a3a022caf938e41fbe57102203a3c8f4aae909a2c3ed2c74d8c3a891eabd46e77e380d4a5289d96b8e74338ea0077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c17a88e740000040300483046022100eaf1a6c6c5c66bc63a9a1cc1f73a0eeaaa0c46fb57cab077fbee8caa001c0f88022100d6a26d2932a95acdf1b69cb47a5b58a21f3c229d2b7a47ba0958b3ae67557646
 . . . . [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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