conference.codata.org

Issued by R3

About this certificate

This digital certificate with serial number 03:9e:45:75:68:80:ef:dd:82:6b:d3:b4:99:ff:88:20:f7:3d was issued on by Let's Encrypt.

With 5 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=conference.codata.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:9e:45:75:68:80:ef:dd:82:6b:d3:b4:99:ff:88:20:f7:3d
Serial Number (int): 315193798118816663224597482220109208549181
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: cf:4d:25:b7:ff:48:98:01:ce:df:e0:2a:8a:5f:30:c9:bc:2e:c4:e4
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 73:97:c6:76:59:a9:57:6e:1c:f6:a7:27:b9:1f:2e:a3:f4:93:8f:84
Fingerprint (sha256): 5f:49:59:37:db:0c:3b:fd:df:dd:24:02:30:ba:00:1d:d9:e2:54:03:55:4c:02:f0:ab:25:e5:97:ce:05:52:62

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

Revocation information

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

Check the revocation status for certificate conference.codata.org

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for conference.codata.org

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

conference.codata.org
cps.ubiquitypress.com
scidatacon.org
vizafrica.codata.org
www.scidatacon.org

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legalinteroperability.codata.org
legalinteroperability.codata.org
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dataintegration.codata.org
dataintegration.codata.org
codata.org
lists.codata.org
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datascience.codata.org
datascience.codata.org
legalinteroperability.codata.org
conference.codata.org
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datascience.codata.org
conference.codata.org
lists.codata.org
datascience.codata.org
dataintegration.codata.org
dataintegration.codata.org
conference.codata.org
codata.org
lists.codata.org
vizafrica.codata.org
dataintegration.codata.org
datascience.codata.org
conference.codata.org
lists.codata.org
lists.codata.org
vizafrica.codata.org
codata.org
dataintegration.codata.org
lists.codata.org
vizafrica.codata.org
codata.org
vizafrica.codata.org
conference.codata.org
conference.codata.org
dataintegration.codata.org
codata.org
conference.codata.org
legalinteroperability.codata.org
lists.codata.org
conference.codata.org
vizafrica.codata.org
dataintegration.codata.org
conference.codata.org
codata.org
codata.org
codata.org
codata.org
codata.org
lists.codata.org
lists.codata.org
lists.codata.org
dataintegration.codata.org
datascience.codata.org
codata.org
codata.org
codata.org
conference.codata.org
codata.org
lists.codata.org
datascience.codata.org
codata.org
codata.org
datascience.codata.org
legalinteroperability.codata.org
vizafrica.codata.org
dataintegration.codata.org
datascience.codata.org
codata.org
dataintegration.codata.org
conference.codata.org

Certificate

The complete raw certificate details for conference.codata.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAovVUiekTePaDIKH+BGRT
rXGT0aewz84KD/69WcuwzJYqc69sJ8YTaqdktUxBXhvXyjRqg5fKkSaPXkQ5M2c4
xA/aql5BK+IW+h1wjYVYRGDTNCqc/nSBGWbCbSp4bBAZzAQeA7Q6sYa5l2xe4yD9
8lOzp5cQ+cY8gJW1H6h7Cfz65v0F5kArFrpCSx9WGeIOgijf5OLNi0GTt/UUdVjh
loLvjXzHMkLLSgJpLl6ct1XN1K7aTabxNkskbf8Pqc3ebZx8jBV7VGUf1EvWLvEE
aSNFjgWQbg6IWWD/GrxncjvOeQHKOAYLQV9aPhLasczvX0j0AQxPEiF3tJqGnmZT
/QIDAQAB
-----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 315193798118816663224597482220109208549181
 . . . . . . . . [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 2023-09-26 08:07:17 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-25 08:07:16 +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 'conference.codata.org'
 . . . . . . . . [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 20571582249461023340892167961368934684157980818653100585583112139856502337151536457319852502574117716867475678652796953876996818297526560672457869693450700647593980057801626512674503057690164555791720673822236695578284156721654568713281106030815894324457260657377242793033140440707650771789700902011717814886426300714738033270264628840180135569770776161447741603671599161899235865710354171997257460729152825661201851814263059134390433574407366032896277433311015486360495356762443938299215710056237848428607626185792714580610660826124364128844525961995726972132122222351189677082293346631651395860382175246733774574589
 . . . . . . . . . . . . . . . . . . . . [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)
							cf4d25b7ff489801cedfe02a8a5f30c9bc2ec4e4
 . . . . . . . . . . . . . . . . [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 (106 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'conference.codata.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cps.ubiquitypress.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'scidatacon.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'vizafrica.codata.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.scidatacon.org'
 . . . . . . . . . . . . . . . . [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)
							00f10076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018ad0be291000000403004730450221009bb6e86d57e75d07c5acfefe29d9f6b854c9b94982435070edb97bc24c3963b902202d80fd60b7f10c488ceb0ac79d420c3ffe0d5797be1bf85a9bf1b86e7139e8d4007700e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018ad0be29260000040300483046022100daba972f57bfff078b7b56186732b69b2ade3b1c28ab8b7a52fbc532ba23f620022100a2e51a1397128acd83d0afeaf5b7c805b5a8f6b0ae9f1a9c4704012553efb0d0
 . . . . [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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