www.forum-epfl.ch

Issued by R3

About this certificate

This digital certificate with serial number 04:23:ac:b5:84:01:c2:1b:95:20:b2:86:16:ce:1e:99:d2:47 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.forum-epfl.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:23:ac:b5:84:01:c2:1b:95:20:b2:86:16:ce:1e:99:d2:47
Serial Number (int): 360588596267697602423326924693793387696711
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: c0:e4:b2:1e:91:ce:94:db:02:ca:2f:ce:ab:3a:88:dc:7a:75:1f:fe
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 53:94:63:87:bf:1a:05:d9:5c:7f:7b:40:c4:bf:44:cb:3a:a4:db:d5
Fingerprint (sha256): f0:bf:1d:fb:8a:cf:01:14:2c:d1:ad:b2:8f:11:86:83:25:fb:50:6e:52:98:10:f2:94:34:9e:e3:26:fa:f2:8d

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

Revocation information

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

Check the revocation status for certificate www.forum-epfl.ch

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.forum-epfl.ch

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

forum-epfl.ch
www.forum-epfl.ch

Other certificates including the domain name forum-epfl.ch

(limited to 100 certificates)
forum-epfl.ch
www.forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
www.forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
platform.forumepfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
forum-epfl.ch
platform.forumepfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
www.forum-epfl.ch
forum-epfl.ch
intranet.forum-epfl.ch
forum-epfl.ch
forum-epfl.ch

Certificate

The complete raw certificate details for www.forum-epfl.ch in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFODCCBCCgAwIBAgISBCOstYQBwhuVILKGFs4emdJHMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzAyMDMxODM1NTBaFw0yMzA1MDQxODM1NDlaMBwxGjAYBgNVBAMT
EXd3dy5mb3J1bS1lcGZsLmNoMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKC
AQEAwR+ZC5iUSQTO92OtEn+lZZmtW9sGAImGyeOLz4Him50RV7eWrCR3MautMRQO
auHw2MZpKicm/WXBttSKOMX1YhPMiU/q8iY9WJy0tzKY+1HRlc6so+YlwkkWhdQB
ViH1zCzUsaPxw2qNYVNAcoyx3+3PvPH1ME0ZWnil6qbopCqZmF2f7rUd31cexQd/
eJJ7p/gC9lqo+yOvElE5G2j3ehGu6Mu275qzUpBY9eD9vn33vxa6Rx4IoP0hBDM/
JiCRBqERli+l7/FPTmUGdz5xoTiizp3U2p7wnt6gbxgFpwDDFOw2etqxb+KU4gWk
vOFmD+p6jmwKzV+9xxqf4uzt0QIDAQABo4ICXDCCAlgwDgYDVR0PAQH/BAQDAgWg
MB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0G
A1UdDgQWBBTA5LIekc6U2wLKL86rOojcenUf/jAfBgNVHSMEGDAWgBQULrMXt1hW
y65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6
Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iu
b3JnLzArBgNVHREEJDAigg1mb3J1bS1lcGZsLmNoghF3d3cuZm9ydW0tZXBmbC5j
aDBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUF
BwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQUGCisGAQQB1nkCBAIE
gfYEgfMA8QB2ALc++yTfnE26dfI5xbpY9Gxd/ELPep81xJ4dCYEl7bSZAAABhhjH
KNcAAAQDAEcwRQIhAKDX4QVTLLQgdrDzjc1a+a5Sdd4NKzxcAwzRDobd+Bx5AiBo
kEgiZaXmNnhEKvDgu+h1+lOvmiY9cfcqivVrOOvl/QB3AHoyjFTYty22IOo44FIe
6YQWcDIThU070ivBOlejUutSAAABhhjHKOsAAAQDAEgwRgIhAO0jZlM6gRHtALV0
G/yW2w5Ld6xfw09IoGhsre6+iEmdAiEA7Br5w1FVtSDM6MX5ujk7cyxIJ/h4xeSN
VihKP503BO0wDQYJKoZIhvcNAQELBQADggEBAFD3254etIp6MBKskK1qcti4Sqd2
2dyUTre5EpnOL479dZ1FSWq5ke0nH7A1Tee7vxPMm3dt0FPsYN1eCVBymOA//tck
O9AswSfAEnPHISmjHAlxJVa2F8k7gV+bCYODwELNDDej6ZFIS65AnlbEkyZFPuBY
BELUUat6qFGC249OafEtyPuzFHzWTkVHNQ6r4AesbM6BVHWHU7JjeVWS9+4Y+S8N
Muh73+DtDx855Nlxw9V/+xocTD4P34cWg7IkfYtVAqMBWZG/xWPpwMyXKW9yoNtn
6Ycp0f9k+Tw5F8yKIHlyl+Bb0cHjNFFiTIPp4XhCQJ6zRoYqxWW/4pPvA9Q=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwR+ZC5iUSQTO92OtEn+l
ZZmtW9sGAImGyeOLz4Him50RV7eWrCR3MautMRQOauHw2MZpKicm/WXBttSKOMX1
YhPMiU/q8iY9WJy0tzKY+1HRlc6so+YlwkkWhdQBViH1zCzUsaPxw2qNYVNAcoyx
3+3PvPH1ME0ZWnil6qbopCqZmF2f7rUd31cexQd/eJJ7p/gC9lqo+yOvElE5G2j3
ehGu6Mu275qzUpBY9eD9vn33vxa6Rx4IoP0hBDM/JiCRBqERli+l7/FPTmUGdz5x
oTiizp3U2p7wnt6gbxgFpwDDFOw2etqxb+KU4gWkvOFmD+p6jmwKzV+9xxqf4uzt
0QIDAQAB
-----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 360588596267697602423326924693793387696711
 . . . . . . . . [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 2023-02-03 18:35:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-05-04 18:35:49 +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 'www.forum-epfl.ch'
 . . . . . . . . [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 24379574330725275522082469465968009691986849018110040310868539845119645577325795946853819073126188952786793249448596773009914477369940435185401351891980848950868464849448716434633368528083970479824823843829755172813446484722030092480591304968583038097416895386236735646145890078611348659399573258971339651181700445786548837888875794829381924415945033223502600759416703261502668480778520667055073946194683169782191782352076083671478683401665513249899325892441670113312139997739299405207726625034328913303585296125093249717446068134189269915463483791865746752708686239054775846019618214029931505362225954165697037528529
 . . . . . . . . . . . . . . . . . . . . [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)
							c0e4b21e91ce94db02ca2fceab3a88dc7a751ffe
 . . . . . . . . . . . . . . . . [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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'forum-epfl.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.forum-epfl.ch'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f1007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018618c728d70000040300473045022100a0d7e105532cb42076b0f38dcd5af9ae5275de0d2b3c5c030cd10e86ddf81c7902206890482265a5e63678442af0e0bbe875fa53af9a263d71f72a8af56b38ebe5fd0077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018618c728eb0000040300483046022100ed2366533a8111ed00b5741bfc96db0e4b77ac5fc34f48a0686cadeebe88499d022100ec1af9c35155b520cce8c5f9ba393b732c4827f878c5e48d56284a3f9d3704ed
 . . . . [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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