hamk.fi

Issued by R3

About this certificate

This digital certificate with serial number 04:5a:64:7f:b7:4e:13:4d:5b:fe:b5:47:6e:b3:57:bc:a1:b7 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=hamk.fi

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:5a:64:7f:b7:4e:13:4d:5b:fe:b5:47:6e:b3:57:bc:a1:b7
Serial Number (int): 379208142689071701689875424022267971805623
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: ad:bf:e8:e7:3c:b3:2c:dc:2a:76:10:be:21:e5:fd:9b:85:88:0d:51
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): d4:b2:84:94:73:a3:39:26:da:e2:d9:b8:cb:e5:fe:9e:e8:25:b7:09
Fingerprint (sha256): 49:76:48:2b:ae:09:84:18:07:67:5a:7b:54:d0:c9:5a:de:f8:c0:56:d0:c9:61:fc:a3:fb:9a:1a:c2:f6:97:98

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

Revocation information

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

Check the revocation status for certificate hamk.fi

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for hamk.fi

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

hamk.fi
www.hamk.fi

Other certificates including the domain name hamk.fi

(limited to 100 certificates)
tiedotus-hakija.hamk.fi
opendata.hamk.fi
imanagerle.hamk.fi
vdi.hamk.fi
nessus.hamk.fi
lectures.hamk.fi
shibbo.hamk.fi
myfiles.hamk.fi
myfiles.hamk.fi
video.hamk.fi
blog.hamk.fi
helpdesk.hamk.fi
unlimited.hamk.fi
vdi.hamk.fi
vpn1.hamk.fi
funity.hamk.fi
vdi.hamk.fi
uutiskirje.biotaloudentaydennyskoulutus.hamk.fi
login.hamk.fi
funity.hamk.fi
intra.hamk.fi
tapahtumat.hamk.fi
repo.hamk.fi
patu.hamk.fi
myfiles.hamk.fi
integration.hamk.fi
www5.hamk.fi
trainingstudy.hamk.fi
uutiskirje.biotaloudentaydennyskoulutus.hamk.fi
moodle.hamk.fi
shibboleth.hamk.fi
koha-migraatio-1.hamk.fi
adfs.hamk.fi
uutiskirje.biotaloudentaydennyskoulutus.hamk.fi
*.navi1.hamk.fi
robotics.mecheng.hamk.fi
ammaura.hamk.fi
www5.hamk.fi
wihi.hamk.fi
learn.hamk.fi
wm1.hamk.fi
*.ezproxy.hamk.fi
digipaali.dev.hamk.fi
*.ezproxy.hamk.fi
video.hamk.fi
entrance.hamk.fi
hamk.fi
share.hamk.fi
peppi.hamk.fi
wiki.hamk.fi
*.ezproxy.hamk.fi
hamk.fi
uutiskirje.biotaloudentaydennyskoulutus.hamk.fi
blog.hamk.fi
idmserver1.hamk.fi
funity.hamk.fi
vpn1.hamk.fi
uutiskirje.biotaloudentaydennyskoulutus.hamk.fi
portal.hamk.fi
intra.hamk.fi
dynasty10.hamk.fi
asia.hamk.fi
share.hamk.fi
moodle2.hamk.fi
apps.hamk.fi
peppi.hamk.fi
learn.hamk.fi
verkkomaksut.hamk.fi
*.navi1.hamk.fi
exam.hamk.fi
shibboleth.hamk.fi
pakki.hamk.fi
lukkari.hamk.fi
learn.hamk.fi
*.ezproxy.hamk.fi
funity.hamk.fi
vpn1.hamk.fi
vpn1.hamk.fi
intra.hamk.fi
entrance.hamk.fi
repo.hamk.fi
asia.hamk.fi
lukkari.hamk.fi
si-moodle.hamk.fi
repo.hamk.fi
opendata.hamk.fi
adfs.hamk.fi
hamk.fi
hamk.fi
taykkari.hamk.fi
apps.hamk.fi
apps.hamk.fi
hamk.fi
mimtest1.hamk.fi
soleops.hamk.fi
idmserverle1.hamk.fi
login.hamk.fi
opendata.hamk.fi
vcproxy1.hamk.fi
si-moodle.hamk.fi

Certificate

The complete raw certificate details for hamk.fi in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnbjveoHtq29+4Mw5NhQx
UBOWVGVUxUqmW55r9rH7Jsog/ZwcHV9givx+C1w54+Rg/w0j3WNw1BAzSfxIkWfp
vWI4VyvXGQXdN/D976az8wz8j7F1LJr7uzNj0RJy0SB/KoqYiO8if9mipOCJBsLd
2BYA9fd8TV1OaTMhD4j5tExtK60dHUYV1oz/k//LlKEmZJu7vh4K5h6L4YgSTTrz
oLVEswAklWWE9+KDVmvuTZZA4FvE4BdINoF5yOaOWyop6AxsACnbQDtzan+V39N7
ehvczy45oCNvDpAuhsyF+0+xs/1QV78y/7IQFDDPMrm+84T+daDMBNCqhIMwNoGU
jQIDAQAB
-----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 379208142689071701689875424022267971805623
 . . . . . . . . [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 2024-01-24 06:02:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-23 06:02:19 +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 'hamk.fi'
 . . . . . . . . [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 19910608955396363546045227034907465207693539559196650202698559232824363215135438155758686168437663682406209336484416861162745475200030285751239140881196483610014063552261596368576515851286970843909933399761259718413860985322710030630262852098403777584616590596070653895100421897666155685388892115592647500482883691065796813791249224443110631691862445723568321474270186006753928841221589970086475295564115643318758392084238856935898682575339491308805902499675377646048134108251805997045387182590774866260867656123904132429100691503686903521373868056524440045312104923480036632375320833982031302355554255609741885674637
 . . . . . . . . . . . . . . . . . . . . [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)
							adbfe8e73cb32cdc2a7610be21e5fd9b85880d51
 . . . . . . . . . . . . . . . . [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 'hamk.fi'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.hamk.fi'
 . . . . . . . . . . . . . . . . [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)
							00f10076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d3a46e2fc000004030047304502202ea94f822909e7d41eebe4e2029aedefe8cc17dea87662b82228778bf3974bdc022100cfad9a42e09c12ebe39cef39e096855fe380c13994b24d3abd15e1731d4a7a82007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d3a46e30c0000040300483046022100e9df384673056d1dce56f28486cb99e7ba7f7b52905f021e46490ac32033f38a02210086345327b6d0d29854feef1d5eaaa03fc290ca5acac4c1fcca27302f1c71c1f8
 . . . . [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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