jacklab.chss.gmu.edu

Issued by R3

About this certificate

This digital certificate with serial number 04:34:6a:4f:4a:27:97:e0:5b:48:09:80:d4:0f:5b:86:de:60 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:
  • 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=jacklab.chss.gmu.edu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:34:6a:4f:4a:27:97:e0:5b:48:09:80:d4:0f:5b:86:de:60
Serial Number (int): 366285136669970024495712272669490293431904
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 37:ba:49:44:be:ff:be:c7:2b:d6:f8:9c:41:b3:46:d5:4b:e4:a5:34
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b1:33:15:18:24:1a:8d:90:c1:00:bb:a7:8b:22:cb:d4:df:60:5a:c3
Fingerprint (sha256): 01:aa:53:fd:b3:db:d7:64:e2:43:fc:ad:68:54:c0:2e:43:cc:26:04:a6:fd:76:b7:cb:8a:4b:30:9e:fb:c8:bb

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

Revocation information

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

Check the revocation status for certificate jacklab.chss.gmu.edu

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for jacklab.chss.gmu.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

jacklab.chss.gmu.edu

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Certificate

The complete raw certificate details for jacklab.chss.gmu.edu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1xzHnUD/QjsQ2bH5OWiR
Dk8uuT2ETvWiDlHBniL/7DzOyWDEsXIRO3AecjIAvVqvCp0++3cO0laBwjNv3hhQ
kh2HCh5TCBmeUL3HpDbcY1CK9rgeA5M6sBH5Qiv5sa60GFMZyNgEhKecFfi5VepI
H9TsCrwtyxRtyryy1pP4OA08Ok/oq3N82/rviBEZAcbTT4RLEIJY7SIiM89B+RiZ
GZfcIkP12J6wbKCU0WQ5C1dNAgwD96ucTgTKY/8wNIkDe5HtjpP6sZhpCHsMFH2v
K9uLLnL+EkEXvBvBO3LmLKkRCwWrc/uJ/jiBMKO6zlmHQ1kHSng5di6xBet1Pgyd
OQIDAQAB
-----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 366285136669970024495712272669490293431904
 . . . . . . . . [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 2023-12-15 11:40:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-14 11:40:41 +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 'jacklab.chss.gmu.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 27155427388037544613671347469022150183336508450066817304309350974751571225632477643172197595615807504549791525232378117423096169379810764559676487567072163511294611760494286150001263994916493847591851268829697417872402693037379594689191966007774696893006995819728866416003834629515439956903414679130878333922918921071510046586362554353871154364169622468634165002942092091116641977068195470430888056657088488292194073383936438599708612860276918608468362804322214659930326023418441422498505248870771381120396351843273366738366060152657017343982691405819677175130570375744236935210117235081351846092156371926811159600441
 . . . . . . . . . . . . . . . . . . . . [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)
							37ba4944beffbec72bd6f89c41b346d54be4a534
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jacklab.chss.gmu.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c6d7e4c71000004030046304402203a81d5a7c9d9ff7e2dacf9d77227abaec8070c97317375095d73a02710083fe7022004258874a04e2dbe2bf86555bd878d6005e3f282968857c289b98d339a3c241500760029d03a1bb674aa711cd3035b6557c14f8aa78b4fe8389449eca453f944bd24680000018c6d7e4d4f00000403004730450221008c42e71a2d8bc64a71ce27a12ffc649f21cbb86ea6c83e262c1110a67d865a6d02200918af11e96fab93f4433d7105b404df89fe96d98e4174584295e29a2ab6df78
 . . . . [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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