manage.auth.mytum.de

Issued by R3

About this certificate

This digital certificate with serial number 03:cd:41:d5:e6:27:2a:b2:bd:55:ae:29:c6:a6:2b:ac:03:b4 was issued on by Let's Encrypt.

This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=manage.auth.mytum.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:cd:41:d5:e6:27:2a:b2:bd:55:ae:29:c6:a6:2b:ac:03:b4
Serial Number (int): 331182253461087334031143800345524265812916
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d9:ff:46:6c:60:f2:15:f8:d2:e0:ed:fb:4c:6a:0a:d4:23:eb:84:a8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): d6:a6:26:1b:50:95:4c:f8:c0:8e:c4:cc:e2:65:13:55:d2:86:b0:1c
Fingerprint (sha256): 0d:c4:ee:63:d8:89:4f:34:78:0f:b2:20:1a:9e:aa:17:5d:72:7a:2d:02:c1:c7:78:d3:af:d2:f8:99:d3:56:c5

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

Revocation information

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

Check the revocation status for certificate manage.auth.mytum.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for manage.auth.mytum.de

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

manage.auth.mytum.de

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Certificate

The complete raw certificate details for manage.auth.mytum.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuDqgc1aqVicJeGsN1J+5
fRmzL+YrDf/pXXMCCt33LncGxLUw2t8ts5JockWH8aLkdwK2cJHOtnctblHnqUgJ
Umi5dRmJZW7Uo3SoABYUkkVZeutP5aeVmhEkiUx0nfB1TqLAaBj3YW/l+Vn3yU3P
nFLDNTQSagpW+f+imDBWXzz6fAG47PXyxXSjQk3ioHMcw5FXCNyiYr3zjRjOTjUs
j1KhwxR43cVnIWf0YR7/1DYfRBNvRo0Jo2FpWopYBJn+qNAyl4PWZKXeU/7OMPH0
rrsAWflMG4qcNddcJK+0ZosA7w1xgNC1CaiRmmuc/gqNb66qLCfV3hV4I/glG8xE
RwIDAQAB
-----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 331182253461087334031143800345524265812916
 . . . . . . . . [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 2024-04-02 20:03:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-01 20:03:33 +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 'manage.auth.mytum.de'
 . . . . . . . . [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 23256758046562446417670783189748860997507664222020768388546300864816366486768313410311481139524142865232362641939331578059812699137063400631492389690172137887788630828833398405034979546584556550874716766048858310762517401953068955366527037558207671969710065035420319312364724573992604251642154812217775737217858589931628233516863235577714440619154432484224154933200577796157163371198819793648101713034889931701344769237412464867478341431986793152075081151907374388362164939458636733638711898988393031803499796592329822491421255956120867005982929814348888250580765992858885954948899640543747618563307754881928892531783
 . . . . . . . . . . . . . . . . . . . . [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)
							d9ff466c60f215f8d2e0edfb4c6a0ad423eb84a8
 . . . . . . . . . . . . . . . . [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 'manage.auth.mytum.de'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018ea09fd9e8000004030047304502204206a3bbfa0daa696ca89cc83b95ec6803be5a174f46754c7aaafa970e2c0e3a022100fdfc72bcec19ff41c3ab924d3519e1a4b29b6588d623929a2e7208f353933c0f00760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018ea09fda230000040300473045022100bbe3bb1c78f1a2c0aa4e29ba6aa1cc7306c9463a6d504d826bf39a11878ac949022013f66ce82aa320d718736a891a4404c0571e8ae4d4b276661ed42c82e4718a91
 . . . . [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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